Common Name: FLEETWELD 37, 3/32" (2.4 MM)
Manufacturer: LINCOLN ELECTRIC
SDS Revision Date: 7/9/2021
SDS Format: GHS-US
   
Item Number(s): 12C125, 12C127
Manufacturer Model Number(s):



SDS Table of Contents
Click the desired link below to jump directly to that section in the SDS.
1. PRODUCT AND COMPANY IDENTIFICATION 
2. HAZARDS IDENTIFICATION 
3. COMPOSITION / INFORMATION ON INGREDIENTS 
4. FIRST AID MEASURES 
5. FIRE-FIGHTING MEASURES 
6. ACCIDENTAL RELEASE MEASURES 
7. HANDLING AND STORAGE 
8. EXPOSURE CONTROLS / PERSONAL PROTECTION 
9. PHYSICAL AND CHEMICAL PROPERTIES 
10. STABILITY AND REACTIVITY 
11. TOXICOLOGICAL INFORMATION 
12. ECOLOGICAL INFORMATION 
13. DISPOSAL CONSIDERATIONS 
14. TRANSPORT INFORMATION 
15. REGULATORY INFORMATION 
16. OTHER INFORMATION 



LICOLN ELECTRIC

REVISION DATE: 07/09/2021

SAFETY DATA SHEET


1. PRODUCT AND COMPANY IDENTIFICATION 


PRODUCT NAME: FLEETWELD(R*) 37

PRODUCT SIZE: 3/32" (2.4 MM)

OTHER MEANS OF IDENTIFICATION
SDS NUMBER: 200000000592

RECOMMENDED USE AND RESTRICTION ON USE:
RECOMMENDED USE: SMAW (SHIELDED METAL ARC WELDING)
RESTRICTIONS ON USE: NOT KNOWN. READ THIS SDS BEFORE USING THIS PRODUCT.

MANUFACTURER/IMPORTER/SUPPLIER/DISTRIBUTOR INFORMATION:

COMPANY NAME: THE LINCOLN ELECTRIC COMPANY

ADDRESS:
22801 SAINT CLAIR AVENUE
CLEVELAND, OHIO 44117
USA

TELEPHONE: +1 (216) 481-8100

CONTACT PERSON:
SAFETY DATA SHEET QUESTIONS: WWW.LINCOLNELECTRIC.COM/SDS
ARC WELDING SAFETY INFORMATION: WWW.LINCOLNELECTRIC.COM/SAFETY

COMPANY NAME: LINCOLN ELECTRIC MEXICANA S.A. DE C.V.

ADDRESS:
CALZ. AZCAPOTZALCO LA VILLA NO. 869
DELEGACION AZCAPOTZALCO 02300 MEXICO, D.F.
MEXICO

TELEPHONE: +1 52 55 5063 0030

CONTACT PERSON:
SAFETY DATA SHEET QUESTIONS: WWW.LINCOLNELECTRIC.COM/SDS
ARC WELDING SAFETY INFORMATION: WWW.LINCOLNELECTRIC.COM/SAFETY

COMPANY NAME: THE LINCOLN ELECTRIC COMPANY OF CANADA LP

ADDRESS:
179 WICKSTEED AVENUE
TORONTO, ONTARIO M4G 2B9
CANADA

TELEPHONE: +1 (416) 421-2600

CONTACT PERSON:
SAFETY DATA SHEET QUESTIONS: WWW.LINCOLNELECTRIC.COM/SDS
ARC WELDING SAFETY INFORMATION: WWW.LINCOLNELECTRIC.COM/SAFETY

EMERGENCY TELEPHONE NUMBER:
USA/CANADA/MEXICO +1 (888) 609-1762
AMERICAS/EUROPE +1 (216) 383-8962
ASIA PACIFIC +1 (216) 383-8966
MIDDLE EAST/AFRICA +1 (216) 383-8969

3E COMPANY ACCESS CODE: 333988


2. HAZARDS IDENTIFICATION 


CLASSIFIED ACCORDING TO THE CRITERIA OF THE GLOBALLY HARMONIZED SYSTEM
OF CLASSIFICATION AND LABELING OF CHEMICALS (GHS), THE UNITED STATES
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION'S HAZARD COMMUNICATION
STANDARD (29 CFR 1910.1200), CANADA'S HAZARDOUS PRODUCT REGULATIONS AND
MEXICO'S HARMONIZED SYSTEM FOR THE IDENTIFICATION AND COMMUNICATION OF
HAZARDS AND RISKS FROM HAZARDOUS CHEMICALS IN THE WORKPLACE.

HAZARD CLASSIFICATION:
NOT CLASSIFIED AS HAZARDOUS ACCORDING TO APPLICABLE GHS HAZARD
CLASSIFICATION CRITERIA.

LABEL ELEMENTS:
HAZARD SYMBOL: NO SYMBOL
SIGNAL WORD: NO SIGNAL WORD.

HAZARD STATEMENT: NOT APPLICABLE

PRECAUTIONARY STATEMENTS: NOT APPLICABLE

OTHER HAZARDS WHICH DO NOT RESULT IN GHS CLASSIFICATION:
ELECTRICAL SHOCK CAN KILL. IF WELDING MUST BE PERFORMED IN DAMP LOCATIONS
OR WITH WET CLOTHING, ON METAL STRUCTURES OR WHEN IN CRAMPED POSITIONS
SUCH AS SITTING, KNEELING OR LYING, OR IF THERE IS A HIGH RISK OF
UNAVOIDABLE OR ACCIDENTAL CONTACT WITH WORK PIECE, USE THE FOLLOWING
EQUIPMENT:
SEMIAUTOMATIC DC WELDER, DC MANUAL (STICK) WELDER, OR AC WELDER WITH
REDUCED VOLTAGE CONTROL.

ARC RAYS CAN INJURE EYES AND BURN SKIN. WELDING ARC AND SPARKS CAN IGNITE
COMBUSTIBLES AND FLAMMABLE MATERIALS. OVEREXPOSURE TO WELDING FUMES AND
GASES CAN BE HAZARDOUS. READ AND UNDERSTAND THE MANUFACTURER'S
INSTRUCTIONS, SAFETY DATA SHEETS AND THE PRECAUTIONARY LABELS BEFORE
USING THIS PRODUCT. REFER TO SECTION 8.

SUBSTANCE(S) FORMED UNDER THE CONDITIONS OF USE:
THE WELDING FUME PRODUCED FROM THIS WELDING ELECTRODE MAY CONTAIN THE
FOLLOWING CONSTITUENT(S) AND/OR THEIR COMPLEX METALLIC OXIDES AS WELL AS
SOLID PARTICLES OR OTHER CONSTITUENTS FROM THE CONSUMABLES, BASE METAL, OR
BASE METAL COATING NOT LISTED BELOW.

CHEMICAL IDENTITY         CAS-NO.

CARBON DIOXIDE              124-38-9

CARBON MONOXIDE             630-08-0

NITROGEN DIOXIDE          10102-44-0

OZONE                     10028-15-6

MANGANESE                  7439-96-5


3. COMPOSITION / INFORMATION ON INGREDIENTS 


REPORTABLE HAZARDOUS INGREDIENTS:

MIXTURES:

CHEMICAL IDENTITY                         CAS NUMBER     CONTENT IN
                                                         PERCENT (%)*

IRON                                       7439-89-6      50 - <100%

TITANIUM DIOXIDE (NATURALLY OCCURRING)    13463-67-7      10 - <20%

MICA                                      12001-26-2       1 - <5%

POTASSIUM SILICATE                         1312-76-1       1 - <5%

MANGANESE                                  7439-96-5       1 - <5%

CALCIUM CARBONATE                           471-34-1       1 - <5%

MAGNESITE                                   546-93-0     0.1 - <1%

QUARTZ                                    14808-60-7     0.1 - <1%

IRON OXIDE                                 1309-37-1     0.1 - <1%

ZIRCONIUM OXIDE                            1314-23-4     0.1 - <1%

ALUMINUM OXIDE                             1344-28-1     0.1 - <1%

CELLULOSE, PULP                           65996-61-4     0.1 - <1%

FELDSPAR                                  68476-25-5     0.1 - <1%

SILICON DIOXIDE (AMORPHOUS)                7631-86-9     0.1 - <1%

HYDROXYETHYL CELLULOSE                     9004-62-0     0.1 - <1%

VANADIUM PENTOXIDE                         1314-62-1     0.1 - <1%

* ALL CONCENTRATIONS ARE PERCENT BY WEIGHT UNLESS INGREDIENT IS A GAS.
GAS CONCENTRATIONS ARE IN PERCENT BY VOLUME.

COMPOSITION COMMENTS:
THE TERM "HAZARDOUS INGREDIENTS" SHOULD BE INTERPRETED AS A TERM DEFINED
IN HAZARD COMMUNICATION STANDARDS AND DOES NOT NECESSARILY IMPLY THE
EXISTENCE OF A WELDING HAZARD. THE PRODUCT MAY CONTAIN ADDITIONAL
NON-HAZARDOUS INGREDIENTS OR MAY FORM ADDITIONAL COMPOUNDS UNDER THE
CONDITION OF USE. REFER TO SECTIONS 2 AND 8 FOR MORE INFORMATION.


4. FIRST AID MEASURES 


INGESTION:
AVOID HAND, CLOTHING, FOOD, AND DRINK CONTACT WITH FLUXES, METAL FUME OR
POWDER WHICH CAN CAUSE INGESTION OF PARTICULATE DURING HAND TO MOUTH
ACTIVITIES SUCH AS DRINKING, EATING, SMOKING, ETC. IF INGESTED, DO NOT
INDUCE VOMITING. CONTACT A POISON CONTROL CENTER. UNLESS THE POISON CONTROL
CENTER ADVISES OTHERWISE, WASH OUT MOUTH THOROUGHLY WITH WATER. IF SYMPTOMS
DEVELOP, SEEK MEDICAL ATTENTION AT ONCE.

INHALATION:
MOVE TO FRESH AIR IF BREATHING IS DIFFICULT. IF BREATHING HAS STOPPED,
PERFORM ARTIFICIAL RESPIRATION AND OBTAIN MEDICAL ASSISTANCE AT ONCE.

SKIN CONTACT:
REMOVE CONTAMINATED CLOTHING AND WASH THE SKIN THOROUGHLY WITH SOAP AND
WATER. FOR REDDENED OR BLISTERED SKIN, OR THERMAL BURNS, OBTAIN MEDICAL
ASSISTANCE AT ONCE.

EYE CONTACT:
DUST OR FUME FROM THIS PRODUCT SHOULD BE FLUSHED FROM THE EYES WITH
COPIOUS AMOUNTS OF CLEAN, TEPID WATER UNTIL TRANSPORTED TO AN EMERGENCY
MEDICAL FACILITY. DO NOT ALLOW VICTIM TO RUB OR KEEP EYES TIGHTLY CLOSED.
OBTAIN MEDICAL ASSISTANCE AT ONCE.

ARC RAYS CAN INJURE EYES. IF EXPOSED TO ARC RAYS, MOVE VICTIM TO DARK ROOM,
REMOVE CONTACT LENSES AS NECESSARY FOR TREATMENT, COVER EYES WITH A
PADDED DRESSING AND REST. OBTAIN MEDICAL ASSISTANCE IF SYMPTOMS PERSIST.

MOST IMPORTANT SYMPTOMS/EFFECTS, ACUTE AND DELAYED:

SYMPTOMS:
SHORT-TERM (ACUTE) OVEREXPOSURE TO FUMES AND GASES FROM WELDING AND ALLIED
PROCESSES MAY RESULT IN DISCOMFORT SUCH AS METAL FUME FEVER, DIZZINESS,
NAUSEA, OR DRYNESS OR IRRITATION OF NOSE, THROAT, OR EYES. MAY AGGRAVATE
PRE-EXISTING RESPIRATORY PROBLEMS (E.G. ASTHMA, EMPHYSEMA).

LONG-TERM (CHRONIC) OVEREXPOSURE TO FUMES AND GASES FROM WELDING AND
ALLIED PROCESSES CAN LEAD TO SIDEROSIS (IRON DEPOSITS IN LUNG), CENTRAL
NERVOUS SYSTEM EFFECTS, BRONCHITIS AND OTHER PULMONARY EFFECTS. REFER TO
SECTION 11 FOR MORE INFORMATION.

HAZARDS:
THE HAZARDS ASSOCIATED WITH WELDING AND ITS ALLIED PROCESSES SUCH AS
SOLDERING AND BRAZING ARE COMPLEX AND MAY INCLUDE PHYSICAL AND HEALTH
HAZARDS SUCH AS BUT NOT LIMITED TO ELECTRIC SHOCK, PHYSICAL STRAINS,
RADIATION BURNS (EYE FLASH), THERMAL BURNS DUE TO HOT METAL OR SPATTER
AND POTENTIAL HEALTH EFFECTS OF OVEREXPOSURE TO FUMES, GASES OR DUSTS
POTENTIALLY GENERATED DURING THE USE OF THIS PRODUCT. REFER TO SECTION 11
FOR MORE INFORMATION.

INDICATION OF IMMEDIATE MEDICAL ATTENTION AND SPECIAL TREATMENT NEEDED:
TREATMENT: TREAT SYMPTOMATICALLY.


5. FIRE-FIGHTING MEASURES 


GENERAL FIRE HAZARDS:
AS SHIPPED, THIS PRODUCT IS NONFLAMMABLE. HOWEVER, WELDING ARC AND SPARKS
AS WELL AS OPEN FLAMES AND HOT SURFACES ASSOCIATED WITH BRAZING AND
SOLDERING CAN IGNITE COMBUSTIBLE AND FLAMMABLE MATERIALS. READ AND
UNDERSTAND AMERICAN NATIONAL STANDARD Z49.1, "SAFETY IN WELDING, CUTTING
AND ALLIED PROCESSES" AND NATIONAL FIRE PROTECTION ASSOCIATION NFPA 51B,
"STANDARD FOR FIRE PREVENTION DURING WELDING, CUTTING AND OTHER HOT WORK"
BEFORE USING THIS PRODUCT.

SUITABLE (AND UNSUITABLE) EXTINGUISHING MEDIA:

SUITABLE EXTINGUISHING MEDIA:
AS SHIPPED, THE PRODUCT WILL NOT BURN. IN CASE OF FIRE IN THE SURROUNDINGS:
USE APPROPRIATE EXTINGUISHING AGENT.

UNSUITABLE EXTINGUISHING MEDIA:
DO NOT USE WATER JET AS AN EXTINGUISHER, AS THIS WILL SPREAD THE FIRE.

SPECIFIC HAZARDS ARISING FROM THE CHEMICAL:
WELDING ARC AND SPARKS CAN IGNITE COMBUSTIBLES AND FLAMMABLE PRODUCTS.

SPECIAL PROTECTIVE EQUIPMENT AND PRECAUTIONS FOR FIREFIGHTERS

SPECIAL FIRE FIGHTING PROCEDURES:
USE STANDARD FIREFIGHTING PROCEDURES AND CONSIDER THE HAZARDS OF OTHER
INVOLVED MATERIALS.

SPECIAL PROTECTIVE EQUIPMENT FOR FIRE-FIGHTERS:

SELECTION OF RESPIRATORY PROTECTION FOR FIRE FIGHTING:
FOLLOW THE GENERAL FIRE PRECAUTIONS INDICATED IN THE WORKPLACE.
SELF-CONTAINED BREATHING APPARATUS AND FULL PROTECTIVE CLOTHING MUST BE
WORN IN CASE OF FIRE.


6. ACCIDENTAL RELEASE MEASURES 


PERSONAL PRECAUTIONS, PROTECTIVE EQUIPMENT AND EMERGENCY PROCEDURES:
IF AIRBORNE DUST AND/OR FUME IS PRESENT, USE ADEQUATE ENGINEERING CONTROLS
AND, IF NEEDED, PERSONAL PROTECTION TO PREVENT OVEREXPOSURE. REFER TO
RECOMMENDATIONS IN SECTION 8.

METHODS AND MATERIAL FOR CONTAINMENT AND CLEANING UP:
ABSORB WITH SAND OR OTHER INERT ABSORBENT. STOP THE FLOW OF MATERIAL, IF
THIS IS WITHOUT RISK. CLEAN UP SPILLS IMMEDIATELY, OBSERVING PRECAUTIONS
IN THE PERSONAL PROTECTIVE EQUIPMENT IN SECTION 8. AVOID GENERATING DUST.
PREVENT PRODUCT FROM ENTERING ANY DRAINS, SEWERS OR WATER SOURCES. REFER
TO SECTION 13 FOR PROPER DISPOSAL.

ENVIRONMENTAL PRECAUTIONS:
AVOID RELEASE TO THE ENVIRONMENT. PREVENT FURTHER LEAKAGE OR SPILLAGE IF
SAFE TO DO SO. DO NOT CONTAMINATE WATER SOURCES OR SEWER. ENVIRONMENTAL
MANAGER MUST BE INFORMED OF ALL MAJOR SPILLAGES.


7. HANDLING AND STORAGE 


PRECAUTIONS FOR SAFE HANDLING:
PREVENT FORMATION OF DUST. PROVIDE APPROPRIATE EXHAUST VENTILATION AT
PLACES WHERE DUST IS FORMED.

READ AND UNDERSTAND THE MANUFACTURER'S INSTRUCTION AND THE PRECAUTIONARY
LABEL ON THE PRODUCT. REFER TO LINCOLN SAFETY PUBLICATIONS AT
WWW.LINCOLNELECTRIC.COM/SAFETY. SEE AMERICAN NATIONAL STANDARD Z49.1,
"SAFETY IN WELDING, CUTTING AND ALLIED PROCESSES" PUBLISHED BY THE
AMERICAN WELDING SOCIETY, HTTP://PUBS.AWS.ORG AND OSHA PUBLICATION 2206
(29 CFR 1910), U.S. GOVERNMENT PRINTING OFFICE, WWW.GPO.GOV.

CONDITIONS FOR SAFE STORAGE, INCLUDING ANY INCOMPATIBILITIES:
STORE IN CLOSED ORIGINAL CONTAINER IN A DRY PLACE. STORE IN ACCORDANCE
WITH LOCAL/REGIONAL/NATIONAL REGULATIONS. STORE AWAY FROM INCOMPATIBLE
MATERIALS.


8. EXPOSURE CONTROLS / PERSONAL PROTECTION 


CONTROL PARAMETERS

OCCUPATIONAL EXPOSURE LIMITS: US

CHEMICAL IDENTITY         TYPE        EXPOSURE LIMIT   SOURCE
                                      VALUES

TITANIUM DIOXIDE          TWA         10 MG/M3         US. ACGIH THRESHOLD
(NATURALLY                                             LIMIT VALUES
OCCURRING)                                             (12 2010)

                          IDLH        5,000 MG/M3      US. NIOSH.
                                                       IMMEDIATELY
                                                       DANGEROUS TO
                                                       LIFE OR HEALTH
                                                       (IDLH) VALUES
                                                       (10 2017)

TITANIUM DIOXIDE          PEL         15 MG/M3         US. OSHA TABLE Z-1
(NATURALLY                                             LIMITS FOR AIR
OCCURRING) -                                           CONTAMINANTS (29
TOTAL DUST.                                            CFR 1910.1000)
                                                       (02 2006)

TITANIUM DIOXIDE          TWA         5 MG/M3          US. OSHA TABLE Z-3
(NATURALLY                                             (29 CFR 1910.1000)
OCCURRING) -                                           (03 2016)
RESPIRABLE FRACTION.

TITANIUM DIOXIDE          TWA         50 MILLIONS      US. OSHA TABLE Z-3
(NATURALLY                            OF PARTICLES     (29 CFR 1910.1000)
OCCURRING) -                          PER CUBIC        (03 2016)
TOTAL DUST.                           FOOT OF AIR

TITANIUM DIOXIDE          TWA         15 MILLIONS      US. OSHA TABLE Z-3
(NATURALLY                            OF PARTICLES     (29 CFR 1910.1000)
OCCURRING) -                          PER CUBIC        (03 2016)
RESPIRABLE                            FOOT OF AIR
FRACTION.

TITANIUM DIOXIDE          TWA         15 MG/M3         US. OSHA TABLE Z-3
(NATURALLY                                             (29 CFR 1910.1000)
OCCURRING) -                                           (03 2016)
TOTAL DUST.

MICA                      TWA         20 MILLIONS      US. OSHA TABLE Z-3
                                      OF PARTICLES     (29 CFR 1910.1000)
                                      PER CUBIC        (2000)
                                      FOOT OF AIR

MICA - RESPIRABLE.        REL         3 MG/M3          US. NIOSH:
                                                       POCKET GUIDE TO
                                                       CHEMICAL HAZARDS,
                                                       AS AMENDED (2005)

MICA                      IDLH        1,500 MG/M3      US. NIOSH.
                                                       IMMEDIATELY
                                                       DANGEROUS TO LIFE
                                                       OR HEALTH (IDLH)
                                                       VALUES (10 2017)

MICA - RESPIRABLE         TWA         0.1 MG/M3        US. ACGIH THRESHOLD
FRACTION.                                              LIMIT VALUES
                                                       (01 2021)

                          PEL         5 MG/M3          US. OSHA TABLE Z-1
                                                       LIMITS FOR AIR
                                                       CONTAMINANTS (29 CFR
                                                       1910.1000) (01 2017)

MICA - TOTAL DUST.        PEL         15 MG/M3         US. OSHA TABLE Z-1
                                                       LIMITS FOR AIR
                                                       CONTAMINANTS (29 CFR
                                                       1910.1000) (01 2017)

MANGANESE - FUME. -       CEILING     5 MG/M3          US. OSHA TABLE Z-1
AS Mn                                                  LIMITS FOR AIR
                                                       CONTAMINANTS (29 CFR
                                                       1910.1000) (02 2006)

                          REL         1 MG/M3          US. NIOSH:
                                                       POCKET GUIDE TO
                                                       CHEMICAL HAZARDS, AS
                                                       AMENDED (2005)

                          STEL        3 MG/M3          US. NIOSH:
                                                       POCKET GUIDE TO
                                                       CHEMICAL HAZARDS,
                                                       AS AMENDED (2005)

MANGANESE -               TWA         0.1 MG/M3        US. ACGIH THRESHOLD
INHALABLE FRACTION. -                                  LIMIT VALUES
AS Mn                                                  (03 2014)

MANGANESE -               TWA         0.02 MG/M3       US. ACGIH THRESHOLD
RESPIRABLE FRACTION. -                                 LIMIT VALUES
AS Mn                                                  (03 2014)

MANGANESE                 IDLH        500 MG/M3        US. NIOSH.
                                                       IMMEDIATELY
                                                       DANGEROUS TO LIFE
                                                       OR HEALTH (IDLH)
                                                       VALUES (10 2017)

CALCIUM CARBONATE -       REL         10 MG/M3         US. NIOSH:
TOTAL                                                  POCKET GUIDE TO
                                                       CHEMICAL HAZARDS,
                                                       AS AMENDED (2010)

CALCIUM CARBONATE -       REL         5 MG/M3          US. NIOSH:
RESPIRABLE.                                            POCKET GUIDE TO
                                                       CHEMICAL HAZARDS,
                                                       AS AMENDED (2010)

CALCIUM CARBONATE -       PEL         15 MG/M3         US. OSHA TABLE Z-1
TOTAL DUST.                                            LIMITS FOR AIR
                                                       CONTAMINANTS (29 CFR
                                                       1910.1000) (02 2006)

CALCIUM CARBONATE -       PEL         5 MG/M3          US. OSHA TABLE Z-1
RESPIRABLE FRACTION.                                   LIMITS FOR AIR
                                                       CONTAMINANTS (29 CFR
                                                       1910.1000) (02 2006)

CALCIUM CARBONATE -       TWA         10 MG/M3         US. ACGIH THRESHOLD
INHALABLE PARTICLES.                                   LIMIT VALUES
                                                       (01 2021)

CALCIUM CARBONATE -       TWA         3 MG/M3          US. ACGIH THRESHOLD
RESPIRABLE PARTICLES.                                  LIMIT VALUES
                                                       (01 2021)

CALCIUM CARBONATE -       PEL         15 MG/M3         US. OSHA TABLE Z-1
TOTAL DUST.                                            LIMITS FOR AIR
                                                       CONTAMINANTS (29 CFR
                                                       1910.1000) (01 2017)

CALCIUM CARBONATE -       PEL         5 MG/M3          US. OSHA TABLE Z-1
RESPIRABLE FRACTION.                                   LIMITS FOR AIR
                                                       CONTAMINANTS (29 CFR
                                                       1910.1000) (01 2017)

                          TWA         15 MILLIONS      US. OSHA TABLE Z-3
                                      OF PARTICLES     (29 CFR 1910.1000)
                                      PER CUBIC FOOT   (09 2016)
                                      OF AIR

CALCIUM CARBONATE -       TWA         15 MG/M3         US. OSHA TABLE Z-3
TOTAL DUST.                                            (29 CFR 1910.1000)
                                                       (09 2016)

                          TWA         50 MILLIONS      US. OSHA TABLE Z-3
                                      OF PARTICLES     (29 CFR 1910.1000)
                                      PER CUBIC FOOT   (09 2016)
                                      OF AIR

CALCIUM CARBONATE -       TWA         5 MG/M3          US. OSHA TABLE Z-3
RESPIRABLE FRACTION.                                   (29 CFR 1910.1000)
                                                       (09 2016)

MAGNESITE - TOTAL         REL         10 MG/M3         US. NIOSH:
                                                       POCKET GUIDE TO
                                                       CHEMICAL HAZARDS, AS
                                                       AMENDED (2005)

MAGNESITE -               REL         5 MG/M3          US. NIOSH:
RESPIRABLE.                                            POCKET GUIDE TO
                                                       CHEMICAL HAZARDS, AS
                                                       AMENDED (2005)

MAGNESITE -               PEL         15 MG/M3         US. OSHA TABLE Z-1
TOTAL DUST.                                            LIMITS FOR AIR
                                                       CONTAMINANTS (29 CFR
                                                       1910.1000) (02 2006)

MAGNESITE -               PEL         5 MG/M3          US. OSHA TABLE Z-1
RESPIRABLE FRACTION.                                   LIMITS FOR AIR
                                                       CONTAMINANTS (29 CFR
                                                       1910.1000) (02 2006)

MAGNESITE -               TWA         3 MG/M3          US. ACGIH THRESHOLD
RESPIRABLE PARTICLES.                                  LIMIT VALUES (01
                                                       2021)

MAGNESITE -               TWA         10 MG/M3         US. ACGIH THRESHOLD
INHALABLE PARTICLES.                                   LIMIT VALUES (01
                                                       2021)

MAGNESITE - TOTAL DUST.   TWA         15 MG/M3         US. OSHA TABLE Z-3
                                                       (29 CFR 1910.1000)
                                                       (09 2016)

                          TWA         50 MILLIONS      US. OSHA TABLE Z-3
                                      OF PARTICLES     (29 CFR 1910.1000)
                                      PER CUBIC        (09 2016)
                                      FOOT OF AIR

MAGNESITE -               TWA         15 MILLIONS OF   US. OSHA TABLE Z-3
RESPIRABLE FRACTION.                  PARTICLES PER    (29 CFR 1910.1000)
                                      CUBIC FOOT       (09 2016)
                                      OF AIR

                          TWA         5 MG/M3          US. OSHA TABLE Z-3
                                                       (29 CFR 1910.1000)
                                                       (09 2016)

QUARTZ - RESPIRABLE.      TWA         2.4 MILLIONS     US. OSHA TABLE Z-3
                                      OF PARTICLES     (29 CFR 1910.1000)
                                      PER CUBIC FOOT   (2000)
                                      OF AIR

                          TWA         0.1 MG/M3        US. OSHA TABLE Z-3
                                                       (29 CFR 1910.1000)
                                                       (2000)

QUARTZ - RESPIRABLE       REL         0.05 MG/M3       US. NIOSH:
DUST.                                                  POCKET GUIDE TO
                                                       CHEMICAL HAZARDS,
                                                       AS AMENDED (2005)

QUARTZ - RESPIRABLE       TWA         0.05 MG/M3       US. OSHA
                                                       DUST. SPECIFICALLY
                                                       REGULATED SUBSTANCES
                                                       (29 CFR 1910.1001-
                                                       1050) (03 2016)

                          OSHA_ACT    0.025 MG/M3      US. OSHA
                                                       SPECIFICALLY
                                                       REGULATED SUBSTANCES
                                                       (29 CFR 1910.1001-
                                                       1050) (03 2016)

QUARTZ - RESPIRABLE       PEL         0.05 MG/M3       US. OSHA TABLE Z-1
DUST.                                                  LIMITS FOR AIR
                                                       CONTAMINANTS (29 CFR
                                                       1910.1000) (03 2016)

QUARTZ                    IDLH        50 MG/M3         US. NIOSH.
                                                       IMMEDIATELY
                                                       DANGEROUS TO LIFE
                                                       OR HEALTH (IDLH)
                                                       VALUES (10 2017)

QUARTZ - RESPIRABLE       TWA         0.025 MG/M3      US. ACGIH THRESHOLD
FRACTION.                                              LIMIT VALUES (02
                                                       2020)

IRON OXIDE -              TWA         5 MG/M3          US. ACGIH THRESHOLD
RESPIRABLE FRACTION.                                   LIMIT VALUES (12
                                                       2010)

IRON OXIDE - FUME.        PEL         10 MG/M3         US. OSHA TABLE Z-1
                                                       LIMITS FOR AIR
                                                       CONTAMINANTS (29 CFR
                                                       1910.1000) (02 2006)

IRON OXIDE - DUST         REL         5 MG/M3          US. NIOSH:
AND FUME. - AS Fe                                      POCKET GUIDE TO
                                                       CHEMICAL HAZARDS, AS
                                                       AMENDED (2005)

IRON OXIDE                IDLH        2,500 MG/M3      US. NIOSH.
                                                       IMMEDIATELY
                                                       DANGEROUS TO LIFE OR
                                                       HEALTH (IDLH) VALUES
                                                       (10 2017)

ZIRCONIUM OXIDE -         STEL        10 MG/M3         US. ACGIH THRESHOLD
AS Zr                                                  LIMIT VALUES (12
                                                       2010)

                          TWA         5 MG/M3          US. ACGIH THRESHOLD
                                                       LIMIT VALUES (12
                                                       2010)

                          REL         5 MG/M3          US. NIOSH:
                                                       POCKET GUIDE TO
                                                       CHEMICAL HAZARDS, AS
                                                       AMENDED (2005)

                          STEL        10 MG/M3         US. NIOSH:
                                                       POCKET GUIDE TO
                                                       CHEMICAL HAZARDS, AS
                                                       AMENDED (2005)

                          PEL         5 MG/M3          US. OSHA TABLE Z-1
                                                       LIMITS FOR AIR
                                                       CONTAMINANTS (29 CFR
                                                       1910.1000) (02 2006)

ZIRCONIUM OXIDE           IDLH        25 MG/M3         US. NIOSH.
                                                       IMMEDIATELY
                                                       DANGEROUS TO LIFE
                                                       OR HEALTH (IDLH)
                                                       VALUES (10 2017)

ZIRCONIUM OXIDE -         TWA         3 MG/M3          US. ACGIH THRESHOLD
RESPIRABLE PARTICLES.                                  LIMIT VALUES (01
                                                       2021)

ZIRCONIUM OXIDE -         TWA         10 MG/M3         US. ACGIH THRESHOLD
INHALABLE PARTICLES.                                   LIMIT VALUES (01
                                                       2021)

ZIRCONIUM OXIDE -         TWA         5 MG/M3          US. OSHA TABLE Z-3
RESPIRABLE FRACTION.                                   (29 CFR 1910.1000)
                                                       (03 2016)

                          TWA         15 MILLIONS OF   US. OSHA TABLE Z-3
                                      PARTICLES PER    (29 CFR 1910.1000)
                                      CUBIC FOOT OF    (03 2016)
                                      AIR

ZIRCONIUM OXIDE -         TWA         15 MG/M3         US. OSHA TABLE Z-3
TOTAL DUST.                                            (29 CFR 1910.1000)
                                                       (03 2016)

                          TWA         50 MILLIONS OF   US. OSHA TABLE Z-3
                                      PARTICLES PER    (29 CFR 1910.1000)
                                      CUBIC FOOT OF    (03 2016)
                                      AIR

ALUMINUM OXIDE -          TWA         1 MG/M3          US. ACGIH THRESHOLD
RESPIRABLE FRACTION.                                   LIMIT VALUES (12
                                                       2010)

                          PEL         5 MG/M3          US. OSHA TABLE Z-1
                                                       LIMITS FOR AIR
                                                       CONTAMINANTS (29 CFR
                                                       1910.1000) (02 2006)

ALUMINUM OXIDE -          PEL         15 MG/M3         US. OSHA TABLE Z-1
TOTAL DUST.                                            LIMITS FOR AIR
                                                       CONTAMINANTS (29 CFR
                                                       1910.1000) (02 2006)

ALUMINUM OXIDE -          TWA         15 MILLIONS OF   US. OSHA TABLE Z-3
RESPIRABLE FRACTION.                  PARTICLES PER    (29 CFR 1910.1000)
                                      CUBIC FOOT OF    (03 2016)
                                      AIR

                          TWA         5 MG/M3          US. OSHA TABLE Z-3
                                                       (29 CFR 1910.1000)
                                                       (03 2016)

ALUMINUM OXIDE -          TWA         15 MG/M3         US. OSHA TABLE Z-3
TOTAL DUST.                                            (29 CFR 1910.1000)
                                                       (03 2016)

                          TWA         50 MILLIONS OF   US. OSHA TABLE Z-3
                                      PARTICLES PER    (29 CFR 1910.1000)
                                      CUBIC FOOT OF    (03 2016)
                                      AIR

ALUMINUM OXIDE -          TWA         10 MG/M3         US. ACGIH THRESHOLD
INHALABLE PARTICLES.                                   LIMIT VALUES (01
                                                       2021)

ALUMINUM OXIDE -          TWA         3 MG/M3          US. ACGIH THRESHOLD
RESPIRABLE PARTICLES.                                  LIMIT VALUES (01
                                                       2021)

SILICON DIOXIDE           TWA         20 MILLIONS OF   US. OSHA TABLE Z-3
(AMORPHOUS)                           PARTICLES PER    (29 CFR 1910.1000)
                                      CUBIC FOOT OF    (2000)
                                      AIR

                          TWA         0.8 MG/M3        US. OSHA TABLE Z-3
                                                       (29 CFR 1910.1000)
                                                       (2000)

                          REL         6 MG/M3          US. NIOSH:
                                                       POCKET GUIDE TO
                                                       CHEMICAL HAZARDS, AS
                                                       AMENDED (2005)

                          IDLH        3,000 MG/M3      US. NIOSH.
                                                       IMMEDIATELY
                                                       DANGEROUS TO LIFE OR
                                                       HEALTH (IDLH) VALUES
                                                       (10 2017)

SILICON DIOXIDE           TWA         10 MG/M3         US. ACGIH THRESHOLD
(AMORPHOUS) -                                          LIMIT VALUES (01
INHALABLE PARTICLES.                                   2021)

SILICON DIOXIDE           TWA         3 MG/M3          US. ACGIH THRESHOLD
(AMORPHOUS) -                                          LIMIT VALUES (01
RESPIRABLE PARTICLES.                                  2021)

SILICON DIOXIDE           TWA         50 MILLIONS OF   US. OSHA TABLE Z-3
(AMORPHOUS) -                         PARTICLES PER    (29 CFR 1910.1000)
TOTAL DUST.                           CUBIC FOOT OF    (09 2016)
                                      AIR

SILICON DIOXIDE           TWA         15 MILLIONS OF   US. OSHA TABLE Z-3
(AMORPHOUS) -                         PARTICLES PER    (29 CFR 1910.1000)
RESPIRABLE FRACTION.                  CUBIC FOOT OF    (09 2016)
                                      AIR

                          TWA         5 MG/M3          US. OSHA TABLE Z-3
                                                       (29 CFR 1910.1000)
                                                       (09 2016)

SILICON DIOXIDE           TWA         15 MG/M3         US. OSHA TABLE Z-3
(AMORPHOUS) -                                          (29 CFR 1910.1000)
TOTAL DUST.                                            (09 2016)

VANADIUM PENTOXIDE -      TWA         0.05 MG/M3       US. ACGIH THRESHOLD
INHALABLE FRACTION. -                                  LIMIT VALUES (12
AS V                                                   2010)

VANADIUM PENTOXIDE -      CEILING     0.1 MG/M3        US. OSHA TABLE Z-1
FUME. - AS V2O5                                        LIMITS FOR AIR
                                                       CONTAMINANTS (29 CFR
                                                       1910.1000) (02 2006)

VANADIUM PENTOXIDE -      CEILING     0.5 MG/M3        US. OSHA TABLE Z-1
RESPIRABLE DUST. -                                     LIMITS FOR AIR
AS V2O5                                                CONTAMINANTS (29 CFR
                                                       1910.1000) (02 2006)

VANADIUM PENTOXIDE -      CEIL_TIME   0.05 MG/M3       US. NIOSH:
FUME. - AS V                                           POCKET GUIDE TO
                                                       CHEMICAL HAZARDS, AS
                                                       AMENDED (2005)

VANADIUM PENTOXIDE -      CEIL_TIME   0.05 MG/M3       US. NIOSH:
DUST. - AS V                                           POCKET GUIDE TO
                                                       CHEMICAL HAZARDS, AS
                                                       AMENDED (2005)

VANADIUM PENTOXIDE        IDLH        35 MG/M3         US. NIOSH.
                                                       IMMEDIATELY
                                                       DANGEROUS TO LIFE OR
                                                       HEALTH (IDLH) VALUES
                                                       (10 2017)

OCCUPATIONAL EXPOSURE LIMITS: CANADA

CHEMICAL IDENTITY         TYPE        EXPOSURE LIMIT   SOURCE
                                      VALUES

TITANIUM DIOXIDE          TWA         10 MG/M3         CANADA. ALBERTA OELS
(NATURALLY                                             (OCCUPATIONAL
OCCURRING)                                             HEALTH & SAFETY
                                                       CODE, SCHEDULE 1,
                                                       TABLE 2), AS AMENDED
                                                       (07 2009)

TITANIUM DIOXIDE          TWA         10 MG/M3         CANADA. BRITISH
(NATURALLY OCCURRING) -                                COLUMBIA OELS.
TOTAL DUST.                                            (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

TITANIUM DIOXIDE          TWA         3 MG/M3          CANADA. BRITISH
(NATURALLY OCCURRING) -                                COLUMBIA OELS.
RESPIRABLE FRACTION.                                   (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

TITANIUM DIOXIDE          TWA         10 MG/M3         CANADA. MANITOBA
(NATURALLY                                             OELS (REG. 217/2006,
OCCURRING)                                             THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2011)

                          TWA         10 MG/M3         CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (11 2010)

                          8 HR ACL    10 MG/M3         CANADA. SASKATCHEWAN
                                                       OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                          15 MIN      20 MG/M3         CANADA. SASKATCHEWAN
                          ACL                          OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

TITANIUM DIOXIDE          TWA         10 MG/M3         CANADA. QUEBEC OELS.
(NATURALLY                                             (MINISTRY OF LABOR
OCCURRING) -                                           - REGULATION
TOTAL DUST.                                            RESPECTING
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY), AS
                                                       AMENDED (09 2017)

MICA - RESPIRABLE.        TWA         3 MG/M3          CANADA. ALBERTA OELS
                                                       (OCCUPATIONAL HEALTH
                                                       & SAFETY CODE,
                                                       SCHEDULE 1, TABLE
                                                       2), AS AMENDED (07
                                                       2009)

                          TWA         3 MG/M3          CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

MICA - RESPIRABLE         TWA         3 MG/M3          CANADA. ONTARIO
FRACTION.                                              OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (11 2010)

                          8 HR ACL    3 MG/M3          CANADA. SASKATCHEWAN
                                                       OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                          15 MIN      6 MG/M3          CANADA. SASKATCHEWAN
                          ACL                          OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

MICA - RESPIRABLE         TWA         3 MG/M3          CANADA. QUEBEC
DUST.                                                  OELS. (MINISTRY OF
                                                       LABOR - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY), AS
                                                       AMENDED (09 2017)

MICA - RESPIRABLE         TWA         0.1 MG/M3        CANADA. MANITOBA
FRACTION.                                              OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (01 2021)

MANGANESE - AS MN         TWA         0.2 MG/M3        CANADA. ALBERTA OELS
                                                       (OCCUPATIONAL HEALTH
                                                       & SAFETY CODE,
                                                       SCHEDULE 1, TABLE
                                                       2), AS AMENDED (07
                                                       2009)

                          8 HR ACL    0.2 MG/M3        CANADA. SASKATCHEWAN
                                                       OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                          15 MIN      0.6 MG/M3        CANADA. SASKATCHEWAN
                          ACL                          OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

MANGANESE - RESPIRABLE    TWA         0.02 MG/M3       CANADA. MANITOBA
FRACTION. - AS Mn                                      OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2014)

MANGANESE - INHALABLE     TWA         0.1 MG/M3        CANADA. MANITOBA
FRACTION. - AS Mn                                      OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2014)

MANGANESE - AS Mn         TWA         0.2 MG/M3        CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (06 2015)

MANGANESE - FUME,         TWA         0.2 MG/M3        CANADA. QUEBEC OELS.
TOTAL DUST. - AS Mn                                    (MINISTRY OF LABOR
                                                       - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL
                                                       HEALTH AND SAFETY),
                                                       AS AMENDED (09 2017)

MANGANESE -               TWA         0.02 MG/M3       CANADA. BRITISH
RESPIRABLE. - AS Mn                                    COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2018)

MANGANESE - TOTAL -       TWA         0.2 MG/M3        CANADA. BRITISH
AS Mn                                                  COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2018)

CALCIUM CARBONATE         TWA         10 MG/M3         CANADA. ALBERTA OELS
                                                       (OCCUPATIONAL HEALTH
                                                       & SAFETY CODE,
                                                       SCHEDULE 1, TABLE
                                                       2), AS AMENDED (07
                                                       2009)

CALCIUM CARBONATE -       STEL        20 MG/M3         CANADA. BRITISH
TOTAL DUST.                                            COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

CALCIUM CARBONATE -       TWA         3 MG/M3          CANADA. BRITISH
RESPIRABLE FRACTION.                                   COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

CALCIUM CARBONATE -       TWA         10 MG/M3         CANADA. BRITISH
TOTAL DUST.                                            COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

CALCIUM CARBONATE         8 HR ACL    10 MG/M3         CANADA. SASKATCHEWAN
                                                       OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                          15 MIN      20 MG/M3         CANADA. SASKATCHEWAN
                          ACL                          OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

CALCIUM CARBONATE -       TWA         10 MG/M3         CANADA. QUEBEC OELS.
TOTAL DUST.                                            (MINISTRY OF LABOR
                                                       - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY), AS
                                                       AMENDED (09 2017)

                          TWA         10 MG/M3         CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (06
                                                       2020)

CALCIUM CARBONATE -       TWA         3 MG/M3          CANADA. BRITISH
RESPIRABLE FRACTION.                                   COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (06
                                                       2020)

CALCIUM CARBONATE -       TWA         3 MG/M3          CANADA. MANITOBA
RESPIRABLE PARTICLES.                                  OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (01 2021)

CALCIUM CARBONATE -       TWA         10 MG/M3         CANADA. MANITOBA
INHALABLE PARTICLES.                                   OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (01 2021)

CALCIUM CARBONATE -       TWA         3 MG/M3          CANADA. ONTARIO
RESPIRABLE FRACTION.                                   OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (01 2020)

CALCIUM CARBONATE -       TWA         10 MG/M3         CANADA. ONTARIO
INHALABLE PARTICLES.                                   OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (01 2020)

CALCIUM CARBONATE -       TWA         10 MG/M3         CANADA. ONTARIO
INHALABLE FRACTION.                                    OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (01 2020)

CALCIUM CARBONATE -       TWA         3 MG/M3          CANADA. ONTARIO
RESPIRABLE PARTICLES.                                  OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (01 2020)

MAGNESITE - TOTAL DUST.   TWA         10 MG/M3         CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (07 2010)

MAGNESITE                 8 HR ACL    10 MG/M3         CANADA. SASKATCHEWAN
                                                       OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                          15 MIN      20 MG/M3         CANADA. SASKATCHEWAN
                          ACL                          OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

MAGNESITE - TOTAL DUST.   TWA         10 MG/M3         CANADA. QUEBEC OELS.
                                                       (MINISTRY OF LABOR
                                                       - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL
                                                       HEALTH AND SAFETY),
                                                       AS AMENDED (09 2017)

MAGNESITE - RESPIRABLE    TWA         3 MG/M3          CANADA. ALBERTA OELS
PARTICLES.                                             (OCCUPATIONAL
                                                       HEALTH & SAFETY
                                                       CODE, SCHEDULE 1,
                                                       TABLE 2), AS AMENDED
                                                       (01 2019)

MAGNESITE - TOTAL         TWA         10 MG/M3         CANADA. ALBERTA OELS
PARTICULATE.                                           (OCCUPATIONAL HEALTH
                                                       & SAFETY CODE,
                                                       SCHEDULE 1, TABLE
                                                       2), AS AMENDED (01
                                                       2019)

MAGNESITE - RESPIRABLE    TWA         3 MG/M3          CANADA. BRITISH
FRACTION.                                              COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (06
                                                       2020)

MAGNESITE - TOTAL         TWA         10 MG/M3         CANADA. BRITISH
DUST.                                                  COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (06
                                                       2020)

MAGNESITE -               TWA         3 MG/M3          CANADA. MANITOBA
RESPIRABLE PARTICLES.                                  OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (01 2021)

MAGNESITE - INHALABLE     TWA         10 MG/M3         CANADA. MANITOBA
PARTICLES.                                             OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (01 2021)

MAGNESITE - RESPIRABLE    TWA         3 MG/M3          CANADA. ONTARIO
PARTICLES.                                             OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (01 2020)

MAGNESITE - RESPIRABLE    TWA         3 MG/M3          CANADA. ONTARIO
FRACTION.                                              OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (01 2020)

MAGNESITE - INHALABLE     TWA         10 MG/M3         CANADA. ONTARIO
PARTICLES.                                             OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (01 2020)

MAGNESITE - INHALABLE     TWA         10 MG/M3         CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       FRACTION. EXPOSURE
                                                       TO BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (01 2020)

QUARTZ - RESPIRABLE       TWA         0.025 MG/M3      CANADA. ALBERTA
PARTICLES.                                             OELS (OCCUPATIONAL
                                                       HEALTH & SAFETY
                                                       CODE, SCHEDULE 1,
                                                       TABLE 2), AS AMENDED
                                                       (07 2009)

QUARTZ - RESPIRABLE       8 HR ACL    0.05 MG/M3       CANADA. SASKATCHEWAN
FRACTION.                                              OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                          TWA         0.10 MG/M3       CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (06 2015)

QUARTZ - RESPIRABLE       TWA         0.1 MG/M3        CANADA. QUEBEC OELS.
DUST.                                                  (MINISTRY OF LABOR
                                                       - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY), AS
                                                       AMENDED (09 2017)

QUARTZ - RESPIRABLE       TWA         0.025 MG/M3      CANADA. BRITISH
FRACTION.                                              COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (06
                                                       2020)

                         TWA          0.025 MG/M3      CANADA. MANITOBA
                                                       OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (01 2021)

IRON OXIDE -             TWA          5 MG/M3          CANADA. ALBERTA OELS
RESPIRABLE.                                            (OCCUPATIONAL HEALTH
                                                       & SAFETY CODE,
                                                       SCHEDULE 1, TABLE
                                                       2), AS AMENDED (07
                                                       2009)

IRON OXIDE -             TWA          10 MG/M3         CANADA. BRITISH
TOTAL DUST.                                            COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

IRON OXIDE -             TWA          5 MG/M3          CANADA. BRITISH
DUST. - AS Fe                                          COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

IRON OXIDE -             STEL         10 MG/M3         CANADA. BRITISH
FUME. - AS Fe                                          COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

IRON OXIDE -             TWA          3 MG/M3          CANADA. BRITISH
RESPIRABLE FRACTION.                                   COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

IRON OXIDE -             TWA          5 MG/M3          CANADA. BRITISH
FUME. - AS Fe                                          COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

IRON OXIDE -             TWA          5 MG/M3          CANADA. MANITOBA
RESPIRABLE FRACTION.                                   OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2011)

                         TWA          5 MG/M3          CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (11 2010)

IRON OXIDE               8 HR ACL     10 MG/M3         CANADA. SASKATCHEWAN
                                                       OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                         15 MIN       20 MG/M3         CANADA. SASKATCHEWAN
                         ACL                           OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

IRON OXIDE - DUST        15 MIN       10 MG/M3         CANADA. SASKATCHEWAN
AND FUME. - AS Fe        ACL                           OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                         8 HR ACL     5 MG/M3          CANADA. SASKATCHEWAN
                                                       OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                         TWA          5 MG/M3          CANADA. QUEBEC OELS.
                                                       (MINISTRY OF LABOR
                                                       - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY), AS
                                                       AMENDED (09 2017)

ZIRCONIUM OXIDE -        TWA          5 MG/M3          CANADA. ALBERTA
AS Zr                                                  OELS (OCCUPATIONAL
                                                       HEALTH & SAFETY
                                                       CODE, SCHEDULE 1,
                                                       TABLE 2), AS AMENDED
                                                       (07 2009)

                         STEL         10 MG/M3         CANADA. ALBERTA OELS
                                                       (OCCUPATIONAL
                                                       HEALTH & SAFETY
                                                       CODE, SCHEDULE 1,
                                                       TABLE 2), AS AMENDED
                                                       (07 2009)

                         STEL         10 MG/M3         CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

                         TWA          5 MG/M3          CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

                         STEL         10 MG/M3         CANADA. MANITOBA
                                                       OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2011)

                         TWA          5 MG/M3          CANADA. MANITOBA
                                                       OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2011)

                         TWA          5 MG/M3          CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (11 2010)

                         STEL         10 MG/M3         CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (11 2010)

                         8 HR ACL     5 MG/M3          CANADA. SASKATCHEWAN
                                                       OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                         15 MIN       10 MG/M3         CANADA. SASKATCHEWAN
                         ACL                           OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                         TWA          5 MG/M3          CANADA. QUEBEC OELS.
                                                       (MINISTRY OF LABOR
                                                       - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL
                                                       HEALTH AND SAFETY),
                                                       AS AMENDED (09
                                                       2017)

                         STEL         10 MG/M3         CANADA. QUEBEC OELS.
                                                       (MINISTRY OF LABOR
                                                       - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL
                                                       HEALTH AND SAFETY),
                                                       AS AMENDED (09
                                                       2017)

ZIRCONIUM OXIDE -        TWA          3 MG/M3          CANADA. ALBERTA
RESPIRABLE                                             OELS (OCCUPATIONAL
PARTICLES.                                             HEALTH & SAFETY
                                                       CODE, SCHEDULE 1,
                                                       TABLE 2), AS AMENDED
                                                       (01 2019)

ZIRCONIUM OXIDE -        TWA          10 MG/M3         CANADA. ALBERTA OELS
TOTAL PARTICULATE.                                     (OCCUPATIONAL
                                                       HEALTH & SAFETY
                                                       CODE, SCHEDULE 1,
                                                       TABLE 2), AS AMENDED
                                                       (01 2019)

ZIRCONIUM OXIDE -        TWA          3 MG/M3          CANADA. BRITISH
RESPIRABLE FRACTION.                                   COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (06
                                                       2020)

ZIRCONIUM OXIDE -        TWA          10 MG/M3         CANADA. BRITISH
TOTAL DUST.                                            COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (06
                                                       2020)

ZIRCONIUM OXIDE -        TWA          3 MG/M3          CANADA. MANITOBA
RESPIRABLE PARTICLES.                                  OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (01 2021)

ZIRCONIUM OXIDE -        TWA          10 MG/M3         CANADA. MANITOBA
INHALABLE PARTICLES.                                   OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (01 2021)

ZIRCONIUM OXIDE -        TWA          3 MG/M3          CANADA. ONTARIO
RESPIRABLE FRACTION.                                   OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (01 2020)

ZIRCONIUM OXIDE -        TWA          10 MG/M3         CANADA. ONTARIO
INHALABLE PARTICLES.                                   OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (01 2020)

ZIRCONIUM OXIDE -        TWA          3 MG/M3          CANADA. ONTARIO
RESPIRABLE PARTICLES.                                  OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (01 2020)

ZIRCONIUM OXIDE -        TWA          10 MG/M3         CANADA. ONTARIO
INHALABLE FRACTION.                                    OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (01 2020)

                         15 MIN       20 MG/M3         CANADA. SASKATCHEWAN
                         ACL                           OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (06 2016)

ZIRCONIUM OXIDE -        8 HR ACL     3 MG/M3          CANADA. SASKATCHEWAN
RESPIRABLE FRACTION.                                   OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (06 2016)

ZIRCONIUM OXIDE -        8 HR ACL     10 MG/M3         CANADA. SASKATCHEWAN
INHALABLE FRACTION.                                    OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (06 2016)

ZIRCONIUM OXIDE -        15 MIN       6 MG/M3          CANADA. SASKATCHEWAN
RESPIRABLE FRACTION.     ACL                           OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (06 2016)

ZIRCONIUM OXIDE -        TWA          10 MG/M3         CANADA. QUEBEC OELS.
TOTAL DUST.                                            (MINISTRY OF LABOR
                                                       - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY), AS
                                                       AMENDED (04 2019)

ALUMINUM OXIDE           TWA          10 MG/M3         CANADA. ALBERTA OELS
                                                       (OCCUPATIONAL
                                                       HEALTH & SAFETY
                                                       CODE, SCHEDULE 1,
                                                       TABLE 2), AS AMENDED
                                                       (07 2009)

ALUMINUM OXIDE -         TWA          1 MG/M3          CANADA. MANITOBA
RESPIRABLE FRACTION.                                   OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2011)

                         TWA          3 MG/M3          CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (06
                                                       2015)

                         TWA          1 MG/M3          CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (11 2010)

ALUMINUM OXIDE -         TWA          10 MG/M3         CANADA. ONTARIO
INHALABLE FRACTION.                                    OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (06 2015)

ALUMINUM OXIDE           8 HR ACL     10 MG/M3         CANADA. SASKATCHEWAN
                                                       OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                         15 MIN       20 MG/M3         CANADA. SASKATCHEWAN
                         ACL                           OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

ALUMINUM OXIDE -         TWA          10 MG/M3         CANADA. QUEBEC OELS.
TOTAL DUST. - AS Al                                    (MINISTRY OF LABOR
                                                       - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY), AS
                                                       AMENDED (09 2017)

ALUMINUM OXIDE -         TWA          10 MG/M3         CANADA. BRITISH
TOTAL DUST.                                            COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (06
                                                       2020)

ALUMINUM OXIDE -         TWA          3 MG/M3          CANADA. BRITISH
RESPIRABLE FRACTION.                                   COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (06
                                                       2020)

ALUMINUM OXIDE -         TWA          1.0 MG/M3        CANADA. BRITISH
RESPIRABLE.                                            COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (06
                                                       2020)

ALUMINUM OXIDE -         TWA          10 MG/M3         CANADA. MANITOBA
INHALABLE PARTICLES.                                   OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (01 2021)

ALUMINUM OXIDE -         TWA          3 MG/M3          CANADA. MANITOBA
RESPIRABLE PARTICLES.                                  OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (01 2021)

                         TWA          3 MG/M3          CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (01
                                                       2020)

ALUMINUM OXIDE -         TWA          10 MG/M3         CANADA. ONTARIO
INHALABLE PARTICLES.                                   OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (01 2020)

SILICON DIOXIDE          TWA          10 MG/M3         CANADA. ONTARIO
(AMORPHOUS)                                            OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (07 2010)

SILICON DIOXIDE          TWA          10 MG/M3         CANADA. ALBERTA OELS
(AMORPHOUS) -                                          (OCCUPATIONAL
TOTAL PARTICULATE.                                     HEALTH & SAFETY
                                                       CODE, SCHEDULE 1,
                                                       TABLE 2), AS AMENDED
                                                       (01 2019)

SILICON DIOXIDE          TWA          3 MG/M3          CANADA. ALBERTA OELS
(AMORPHOUS) -                                          (OCCUPATIONAL
RESPIRABLE PARTICLES.                                  HEALTH & SAFETY
                                                       CODE, SCHEDULE 1,
                                                       TABLE 2), AS AMENDED
                                                       (01 2019)

SILICON DIOXIDE          TWA          3 MG/M3          CANADA. BRITISH
(AMORPHOUS) -                                          COLUMBIA OELS.
RESPIRABLE FRACTION.                                   (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (06
                                                       2020)

SILICON DIOXIDE          TWA          10 MG/M3         CANADA. BRITISH
(AMORPHOUS) -                                          COLUMBIA OELS.
TOTAL DUST.                                            (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (06
                                                       2020)

SILICON DIOXIDE          TWA          3 MG/M3          CANADA. MANITOBA
(AMORPHOUS) -                                          OELS (REG. 217/2006,
RESPIRABLE PARTICLES.                                  THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (01 2021)

SILICON DIOXIDE          TWA          10 MG/M3         CANADA. MANITOBA
(AMORPHOUS) -                                          OELS (REG. 217/2006,
INHALABLE PARTICLES.                                   THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (01 2021)

SILICON DIOXIDE          TWA          3 MG/M3          CANADA. ONTARIO
(AMORPHOUS) -                                          OELS. (CONTROL OF
RESPIRABLE FRACTION.                                   EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (01 2020)

SILICON DIOXIDE          TWA          10 MG/M3         CANADA. ONTARIO
(AMORPHOUS) -                                          OELS. (CONTROL OF
INHALABLE PARTICLES.                                   EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (01 2020)

SILICON DIOXIDE          TWA          10 MG/M3         CANADA. ONTARIO
(AMORPHOUS) -                                          OELS. (CONTROL OF
INHALABLE FRACTION.                                    EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (01 2020)

SILICON DIOXIDE          TWA          3 MG/M3          CANADA. ONTARIO
(AMORPHOUS) -                                          OELS. (CONTROL OF
RESPIRABLE PARTICLES.                                  EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (01 2020)

SILICON DIOXIDE          15 MIN       20 MG/M3         CANADA. SASKATCHEWAN
(AMORPHOUS) -            ACL                           OELS (OCCUPATIONAL
INHALABLE FRACTION.                                    HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (06 2016)

SILICON DIOXIDE          15 MIN       6 MG/M3          CANADA. SASKATCHEWAN
(AMORPHOUS) -            ACL                           OELS (OCCUPATIONAL
RESPIRABLE FRACTION.                                   HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (06 2016)

                         8 HR ACL     3 MG/M3          CANADA. SASKATCHEWAN
                                                       OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (06 2016)

SILICON DIOXIDE          8 HR ACL     10 MG/M3         CANADA. SASKATCHEWAN
(AMORPHOUS) -                                          OELS (OCCUPATIONAL
INHALABLE FRACTION.                                    HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (06 2016)

SILICON DIOXIDE          TWA          10 MG/M3         CANADA. QUEBEC OELS.
(AMORPHOUS) -                                          (MINISTRY OF LABOR
TOTAL DUST.                                            - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY), AS
                                                       AMENDED (03 2020)

VANADIUM PENTOXIDE -     TWA          0.05 MG/M3       CANADA. ALBERTA OELS
RESPIRABLE                                             (OCCUPATIONAL
PARTICULATE OR                                         HEALTH & SAFETY
FUME. - AS V2O5                                        CODE, SCHEDULE 1,
                                                       TABLE 2), AS AMENDED
                                                       (07 2009)

VANADIUM PENTOXIDE -     TWA          0.05 MG/M3       CANADA. MANITOBA
INHALABLE FRACTION. -                                  OELS (REG. 217/2006,
AS V                                                   THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2011)

                         TWA          0.05 MG/M3       CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (11 2010)

VANADIUM PENTOXIDE -     8 HR ACL     0.05 MG/M3       CANADA. SASKATCHEWAN
RESPIRABLE FRACTION                                    OELS (OCCUPATIONAL
AND DUST OR FUME. -                                    HEALTH AND SAFETY
AS V2O5                                                REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                         15 MIN       0.15 MG/M3       CANADA. SASKATCHEWAN
                         ACL                           OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

VANADIUM PENTOXIDE -     TWA          0.05 MG/M3       CANADA. BRITISH
INHALABLE - AS V                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (06
                                                       2017)

VANADIUM PENTOXIDE -     TWA          0.05 MG/M3       CANADA. QUEBEC OELS.
INHALABLE DUST. -                                      (MINISTRY OF LABOR
AS V2O5                                                - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY), AS
                                                       AMENDED (03 2020)

OCCUPATIONAL EXPOSURE LIMITS: MEXICO

CHEMICAL IDENTITY        TYPE         EXPOSURE LIMIT   SOURCE
                                      VALUES

IRON - AS Fe             VLE-PPT      1 MG/M3          MEXICO. OELS.
                                                       (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

TITANIUM DIOXIDE         VLE-PPT      10 MG/M3         MEXICO. OELS.
(NATURALLY                                             (NOM-010-STPS-2014
OCCURRING)
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

MICA - RESPIRABLE        VLE-PPT      3 MG/M3          MEXICO. OELS.
FRACTION.                                              (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

MANGANESE - AS Mn        VLE-PPT      0.2 MG/M3        MEXICO. OELS.
                                                       (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

CALCIUM CARBONATE -      VLE-PPT     3 MG/M3           MEXICO. OELS.
RESPIRABLE FRACTION.                                   (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

CALCIUM CARBONATE -      VLE-PPT     10 MG/M3          MEXICO. OELS.
INHALABLE FRACTION.                                    (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

MAGNESITE - RESPIRABLE   VLE-PPT     3 MG/M3           MEXICO. OELS.
FRACTION.                                              (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

MAGNESITE - INHALABLE    VLE-PPT     10 MG/M3          MEXICO. OELS.
FRACTION.                                              (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

QUARTZ - RESPIRABLE      VLE-PPT     0.025 MG/M3       MEXICO. OELS.
FRACTION.                                              (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

IRON OXIDE -             VLE-PPT     5 MG/M3           MEXICO. OELS.
RESPIRABLE FRACTION.                                   (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

ZIRCONIUM OXIDE -        VLE-PPT     5 MG/M3           MEXICO. OELS.
AS Zr                                                  (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

                         VLE-CT      10 MG/M3          MEXICO. OELS.
                                                       (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

ZIRCONIUM OXIDE -        VLE-PPT     3 MG/M3           MEXICO. OELS.
RESPIRABLE FRACTION.                                   (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

ZIRCONIUM OXIDE -        VLE-PPT     10 MG/M3          MEXICO. OELS.
INHALABLE FRACTION.                                    (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

ALUMINUM OXIDE           VLE-PPT     10 MG/M3          MEXICO. OELS.
                                                       (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

SILICON DIOXIDE          VLE-PPT     10 MG/M3          MEXICO. OELS.
(AMORPHOUS) -                                          (NOM-010-STPS-2014
INHALABLE FRACTION.                                    CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

SILICON DIOXIDE          VLE-PPT     3 MG/M3           MEXICO. OELS.
(AMORPHOUS) -                                          (NOM-010-STPS-2014
RESPIRABLE FRACTION.                                   CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

VANADIUM PENTOXIDE -     VLE-PPT     0.05 MG/M3        MEXICO. OELS.
INHALABLE FRACTION. -                                  (NOM-010-STPS-2014
AS V                                                   CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

BIOLOGICAL LIMIT VALUES: MEXICO

CHEMICAL IDENTITY        EXPOSURE LIMIT VALUES        SOURCE

VANADIUM PENTOXIDE       50 (MICRO)G/G (CREATININE    MX IBE (06 2012)
(VANADIUM:               IN URINE)
SAMPLING TIME:
END OF SHIFT AT
END OF WORK WEEK.)

ADDITIONAL EXPOSURE LIMITS UNDER THE CONDITIONS OF USE: US

CHEMICAL IDENTITY        TYPE        EXPOSURE LIMIT    SOURCE
                                     VALUES

CARBON DIOXIDE           TWA         5,000 PPM         US. ACGIH THRESHOLD
                                                       LIMIT VALUES
                                                       (12 2010)

                         STEL        30,000 PPM        US. ACGIH THRESHOLD
                                                       LIMIT VALUES
                                                       (12 2010)

                         PEL         5,000 PPM         US. OSHA TABLE Z-1
                                     9,000 MG/M3       LIMITS FOR AIR
                                                       CONTAMINANTS (29
                                                       CFR 1910.1000)
                                                       (02 2006)

                         STEL        30,000 PPM        US. NIOSH:
                                     54,000 MG/M3      POCKET GUIDE TO
                                                       CHEMICAL HAZARDS,
                                                       AS AMENDED (2005)

                         REL         5,000 PPM         US. NIOSH:
                                     9,000 MG/M3       POCKET GUIDE TO
                                                       CHEMICAL HAZARDS,
                                                       AS AMENDED (2005)

                         IDLH        40,000 PPM        US. NIOSH.
                                                       IMMEDIATELY
                                                       DANGEROUS TO LIFE
                                                       OR HEALTH (IDLH)
                                                       VALUES (10 2017)

CARBON MONOXIDE          TWA         25 PPM            US. ACGIH THRESHOLD
                                                       LIMIT VALUES
                                                       (12 2010)

                         PEL         50 PPM            US. OSHA TABLE Z-1
                                     55 MG/M3          LIMITS FOR AIR
                                                       CONTAMINANTS (29
                                                       CFR 1910.1000)
                                                       (02 2006)

                         REL         35 PPM            US. NIOSH:
                                     40 MG/M3          POCKET GUIDE TO
                                                       CHEMICAL HAZARDS,
                                                       AS AMENDED (2005)

                         CEILTIME    200 PPM           US. NIOSH:
                                     229 MG/M3         POCKET GUIDE TO
                                                       CHEMICAL HAZARDS,
                                                       AS AMENDED (2005)

                         IDLH        1,200 PPM         US. NIOSH.
                                                       IMMEDIATELY
                                                       DANGEROUS TO LIFE
                                                       OR HEALTH (IDLH)
                                                       VALUES (10 2017)

NITROGEN DIOXIDE         TWA         0.2 PPM           US. ACGIH THRESHOLD
                                                       LIMIT VALUES (02
                                                       2012)

                         CEILING     5 PPM             US. OSHA TABLE Z-1
                                     9 MG/M3           LIMITS FOR AIR
                                                       CONTAMINANTS (29 CFR
                                                       1910.1000) (02 2006)

                         STEL        1 PPM             US. NIOSH:
                                     1.8 MG/M3         POCKET GUIDE TO
                                                       CHEMICAL HAZARDS,
                                                       AS AMENDED (2005)

                         IDLH        20 PPM            US. NIOSH.
                                                       IMMEDIATELY
                                                       DANGEROUS TO LIFE
                                                       OR HEALTH (IDLH)
                                                       VALUES (10 2017)

                         IDLH        13 PPM            US. NIOSH.
                                                       IMMEDIATELY
                                                       DANGEROUS TO LIFE
                                                       OR HEALTH (IDLH)
                                                       VALUES (10 2017)

OZONE                    PEL         0.1 PPM           US. OSHA TABLE Z-1
                                     0.2 MG/M3         LIMITS FOR AIR
                                                       CONTAMINANTS (29 CFR
                                                       1910.1000) (02 2006)

                         CEIL_TIME   0.1 PPM           US. NIOSH:
                                     0.2 MG/M3         POCKET GUIDE TO
                                                       CHEMICAL HAZARDS,
                                                       AS AMENDED (2005)

                         TWA         0.05 PPM          US. ACGIH THRESHOLD
                                                       LIMIT VALUES
                                                       (03 2014)

                         TWA         0.10 PPM          US. ACGIH THRESHOLD
                                                       LIMIT VALUES (03
                                                       2014)

                         TWA         0.08 PPM          US. ACGIH THRESHOLD
                                                       LIMIT VALUES
                                                       (03 2014)

                         IDLH        5 PPM             US. NIOSH.
                                                       IMMEDIATELY
                                                       DANGEROUS TO LIFE
                                                       OR HEALTH (IDLH)
                                                       VALUES (10 2017)

                         TWA         0.20 PPM          US. ACGIH THRESHOLD
                                                       LIMIT VALUES
                                                       (02 2020)

MANGANESE - FUME. -      CEILING     5 MG/M3           US. OSHA TABLE Z-1
AS Mn                                                  LIMITS FOR AIR
                                                       CONTAMINANTS (29
                                                       CFR 1910.1000)
                                                       (02 2006)

                         REL         1 MG/M3           US. NIOSH:
                                                       POCKET GUIDE TO
                                                       CHEMICAL HAZARDS,
                                                       AS AMENDED (2005)

                         STEL        3 MG/M3           US. NIOSH:
                                                       POCKET GUIDE TO
                                                       CHEMICAL HAZARDS,
                                                       AS AMENDED (2005)

MANGANESE -              TWA         0.1 MG/M3         US. ACGIH THRESHOLD
INHALABLE FRACTION. -                                  LIMIT VALUES
AS Mn                                                  (03 2014)

MANGANESE -              TWA         0.02 MG/M3        US. ACGIH THRESHOLD
RESPIRABLE FRACTION. -                                 LIMIT VALUES
AS Mn                                                  (03 2014)

MANGANESE                IDLH        500 MG/M3         US. NIOSH.
                                                       IMMEDIATELY
                                                       DANGEROUS TO LIFE
                                                       OR HEALTH (IDLH)
                                                       VALUES (10 2017)

ADDITIONAL EXPOSURE LIMITS UNDER THE CONDITIONS OF USE: CANADA

CHEMICAL IDENTITY        TYPE        EXPOSURE LIMIT    SOURCE
                                     VALUES

CARBON DIOXIDE           STEL        30,000 PPM        CANADA. ALBERTA
                                     54,000 MG/M3      OELS (OCCUPATIONAL
                                                       HEALTH & SAFETY
                                                       CODE, SCHEDULE 1,
                                                       TABLE 2), AS AMENDED
                                                       (07 2009)

                         TWA         5,000 PPM         CANADA. ALBERTA OELS
                                     9,000 MG/M3       (OCCUPATIONAL HEALTH
                                                       & SAFETY CODE,
                                                       SCHEDULE 1, TABLE
                                                       2), AS AMENDED
                                                       (07 2009)

                         TWA         5,000 PPM         CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

                         STEL        15,000 PPM        CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

                         TWA         5,000 PPM         CANADA. MANITOBA
                                                       OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2011)

                         STEL        30,000 PPM        CANADA. MANITOBA
                                                       OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2011)

                         STEL        30,000 PPM        CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (11 2010)

                         TWA         5,000 PPM         CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (11 2010)

                         8 HR ACL    5,000 PPM         CANADA. SASKATCHEWAN
                                                       OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                         15 MIN      30,000 PPM        CANADA. SASKATCHEWAN
                         ACL                           OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                         TWA         5,000 PPM         CANADA. QUEBEC OELS.
                                     9,000 MG/M3       (MINISTRY OF LABOR
                                                       - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY), AS
                                                       AMENDED (09 2017)

                         STEL        30,000 PPM        CANADA. QUEBEC OELS.
                                     54,000 MG/M3      (MINISTRY OF LABOR
                                                       - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY), AS
                                                       AMENDED (09 2017)

CARBON MONOXIDE          TWA         25 PPM            CANADA. ALBERTA OELS
                                     29 MG/M3          (OCCUPATIONAL
                                                       HEALTH & SAFETY
                                                       CODE, SCHEDULE 1,
                                                       TABLE 2), AS AMENDED
                                                       (07 2009)

                         TWA         25 PPM            CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

                         STEL        100 PPM           CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

                         TWA         25 PPM            CANADA. MANITOBA
                                                       OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2011)

                         TWA         25 PPM            CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (07 2010)

                         8 HR ACL    25 PPM            CANADA. SASKATCHEWAN
                                                       OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                         15 MIN      190 PPM           CANADA. SASKATCHEWAN
                         ACL                           OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                         TWA         35 PPM            CANADA. QUEBEC OELS.
                                     40 MG/M3          (MINISTRY OF LABOR
                                                       - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY), AS
                                                       AMENDED (09 2017)

                         STEL        200 PPM           CANADA. QUEBEC OELS.
                                     230 MG/M3         (MINISTRY OF LABOR
                                                       - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL
                                                       HEALTH AND SAFETY),
                                                       AS AMENDED (09 2017)

NITROGEN DIOXIDE         STEL        5 PPM             CANADA. ALBERTA OELS
                                     9.4 MG/M3         (OCCUPATIONAL
                                                       HEALTH & SAFETY
                                                       CODE, SCHEDULE 1,
                                                       TABLE 2), AS AMENDED
                                                       (07 2009)

                         TWA         3 PPM             CANADA. ALBERTA OELS
                                     5.6 MG/M3         (OCCUPATIONAL HEALTH
                                                       & SAFETY CODE,
                                                       SCHEDULE 1, TABLE
                                                       2), AS AMENDED
                                                       (07 2009)

                         CEILING     1 PPM             CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

                         TWA         0.2 PPM           CANADA. MANITOBA
                                                       OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2012)

                         STEL        5 PPM             CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (11 2010)

                         TWA         3 PPM             CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (11 2010)

                         8 HR ACL    3 PPM             CANADA. SASKATCHEWAN
                                                       OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                         15 MIN      5 PPM             CANADA. SASKATCHEWAN
                         ACL                           OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                         TWA         3 PPM             CANADA. QUEBEC OELS.
                                     5.6 MG/M3         (MINISTRY OF LABOR
                                                       - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY), AS
                                                       AMENDED (09 2017)

OZONE                    STEL        0.3 PPM           CANADA. ALBERTA OELS
                                     0.6 MG/M3         (OCCUPATIONAL HEALTH
                                                       & SAFETY CODE,
                                                       SCHEDULE 1, TABLE
                                                       2), AS AMENDED (07
                                                       2009)

                         TWA         0.1 PPM           CANADA. ALBERTA OELS
                                     0.2 MG/M3         (OCCUPATIONAL HEALTH
                                                       & SAFETY CODE,
                                                       SCHEDULE 1, TABLE
                                                       2), AS AMENDED (07
                                                       2009)

                         TWA         0.05 PPM          CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

                         TWA         0.1 PPM           CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

                         TWA         0.08 PPM          CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

                         TWA         0.2 PPM           CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2007)

                         TWA         0.1 PPM           CANADA. ONTARIO
                                     0.2 MG/M3         OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (07 2010)

                         STEL        0.3 PPM           CANADA. ONTARIO
                                     0.6 MG/M3         OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (07 2010)

                         15 MIN      0.15 PPM          CANADA. SASKATCHEWAN
                         ACL                           OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                         8 HR ACL    0.05 PPM          CANADA. SASKATCHEWAN
                                                       OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                         CEILING     0.1 PPM           CANADA. QUEBEC OELS.
                                     0.2 MG/M3         (MINISTRY OF LABOR
                                                       - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY), AS
                                                       AMENDED (12 2008)

                         TWA         0.05 PPM          CANADA. MANITOBA
                                                       OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2014)

                         TWA         0.08 PPM          CANADA. MANITOBA
                                                       OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2014)

                         TWA         0.10 PPM          CANADA. MANITOBA
                                                       OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2014)

                         TWA         0.20 PPM          CANADA. MANITOBA
                                                       OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (02 2020)

MANGANESE - AS Mn        TWA         0.2 MG/M3         CANADA. ALBERTA OELS
                                                       (OCCUPATIONAL HEALTH
                                                       & SAFETY CODE,
                                                       SCHEDULE 1, TABLE
                                                       2), AS AMENDED
                                                       (07 2009)

                         8 HR ACL    0.2 MG/M3         CANADA. SASKATCHEWAN
                                                       OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                         15 MIN      0.6 MG/M3         CANADA. SASKATCHEWAN
                         ACL                           OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

MANGANESE - RESPIRABLE   TWA         0.02 MG/M3        CANADA. MANITOBA
FRACTION. - AS Mn                                      OELS (REG. 217/2006,
                                                       THE WORKPLACE
                                                       SAFETY AND HEALTH
                                                       ACT), AS AMENDED
                                                       (03 2014)

MANGANESE - INHALABLE    TWA         0.1 MG/M3         CANADA. MANITOBA
FRACTION. - AS Mn                                      OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2014)

MANGANESE - AS Mn        TWA         0.2 MG/M3         CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (06
                                                       2015)

MANGANESE - FUME,        TWA         0.2 MG/M3         CANADA. QUEBEC OELS.
TOTAL DUST. - AS Mn                                    (MINISTRY OF LABOR
                                                       - REGULATION
                                                       RESPECTING
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY), AS
                                                       AMENDED (09 2017)

MANGANESE -              TWA         0.02 MG/M3        CANADA. BRITISH
RESPIRABLE. - AS Mn                                    COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2018)

MANGANESE - TOTAL -      TWA         0.2 MG/M3         CANADA. BRITISH
AS Mn                                                  COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED) (07
                                                       2018)

ADDITIONAL EXPOSURE LIMITS UNDER THE CONDITIONS OF USE: MEXICO

CHEMICAL IDENTITY        TYPE        EXPOSURE LIMIT    SOURCE
                                     VALUES

CARBON DIOXIDE           VLE-CT      30,000 PPM        MEXICO. OELS.
                                                       (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

                         VLE-PPT     5,000 PPM         MEXICO. OELS.
                                                       (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

CARBON MONOXIDE          VLE-PPT     25 PPM            MEXICO. OELS.
                                                       (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

NITROGEN DIOXIDE         VLE-PPT     0.2 PPM           MEXICO. OELS.
                                                       (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

OZONE                    VLE-P       0.1 PPM           MEXICO. OELS.
                                                       (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

MANGANESE - AS Mn        VLE-PPT     0.2 MG/M3         MEXICO. OELS.
                                                       (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

APPROPRIATE ENGINEERING CONTROLS:

VENTILATION:
USE ENOUGH VENTILATION AND LOCAL EXHAUST AT THE ARC, FLAME OR HEAT SOURCE
TO KEEP THE FUMES AND GASES FROM THE WORKER'S BREATHING ZONE AND THE
GENERAL AREA. TRAIN THE OPERATOR TO KEEP THEIR HEAD OUT OF THE FUMES.
KEEP EXPOSURE AS LOW AS POSSIBLE.

INDIVIDUAL PROTECTION MEASURES, SUCH AS PERSONAL PROTECTIVE EQUIPMENT:

GENERAL INFORMATION:

EXPOSURE GUIDELINES:
TO REDUCE THE POTENTIAL FOR OVEREXPOSURE, USE CONTROLS SUCH AS ADEQUATE
VENTILATION AND PERSONAL PROTECTIVE EQUIPMENT (PPE). OVEREXPOSURE REFERS
TO EXCEEDING APPLICABLE LOCAL LIMITS, THE AMERICAN CONFERENCE OF
GOVERNMENTAL INDUSTRIAL HYGIENISTS (ACGIH) THRESHOLD LIMIT VALUES (TLVS)
OR THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION'S (OSHA) PERMISSIBLE
EXPOSURE LIMITS (PELS). WORKPLACE EXPOSURE LEVELS SHOULD BE ESTABLISHED BY
COMPETENT INDUSTRIAL HYGIENE ASSESSMENTS. UNLESS EXPOSURE LEVELS ARE
CONFIRMED TO BE BELOW THE APPLICABLE LOCAL LIMIT, TLV OR PEL, WHICHEVER IS
LOWER, RESPIRATOR USE IS REQUIRED. ABSENT THESE CONTROLS, OVEREXPOSURE TO
ONE OR MORE COMPOUND CONSTITUENTS, INCLUDING THOSE IN THE FUME OR AIRBORNE
PARTICLES, MAY OCCUR RESULTING IN POTENTIAL HEALTH HAZARDS. ACCORDING TO
THE ACGIH, TLVS AND BIOLOGICAL EXPOSURE INDICES (BEIS) "REPRESENT
CONDITIONS UNDER WHICH ACGIH BELIEVES THAT NEARLY ALL WORKERS MAY BE
REPEATEDLY EXPOSED WITHOUT ADVERSE HEALTH EFFECTS." THE ACGIH FURTHER
STATES THAT THE TLV-TWA SHOULD BE USED AS A GUIDE IN THE CONTROL OF HEALTH
HAZARDS AND SHOULD NOT BE USED TO INDICATE A FINE LINE BETWEEN SAFE AND
DANGEROUS EXPOSURES. SEE SECTION 10 FOR INFORMATION ON CONSTITUENTS WHICH
HAVE SOME POTENTIAL TO PRESENT HEALTH HAZARDS. WELDING CONSUMABLES AND
MATERIALS BEING JOINED MAY CONTAIN CHROMIUM AS AN UNINTENDED TRACE ELEMENT.
MATERIALS THAT CONTAIN CHROMIUM MAY PRODUCE SOME AMOUNT OF HEXAVALENT
CHROMIUM (CrVI) AND OTHER CHROMIUM COMPOUNDS AS A BYPRODUCT IN THE FUME.
IN 2018, THE AMERICAN CONFERENCE OF GOVERNMENTAL INDUSTRIAL HYGIENISTS
(ACGIH) LOWERED THE THRESHOLD LIMIT VALUE (TLV) FOR HEXAVALENT CHROMIUM
FROM 50 MICROGRAMS PER CUBIC METER OF AIR (50 (MICRO)G/M3) TO
0.2 (MICRO)G/M3. AT THESE NEW LIMITS, CrVI EXPOSURES AT OR ABOVE THE TLV
MAY BE POSSIBLE IN CASES WHERE ADEQUATE VENTILATION IS NOT PROVIDED. CrRVI
COMPOUNDS ARE ON THE IARC AND NTP LISTS AS POSING A LUNG CANCER AND SINUS
CANCER RISK. WORKPLACE CONDITIONS ARE UNIQUE AND WELDING FUME EXPOSURES
LEVELS VARY. WORKPLACE EXPOSURE ASSESSMENTS MUST BE CONDUCTED BY A
QUALIFIED PROFESSIONAL, SUCH AS AN INDUSTRIAL HYGIENIST, TO DETERMINE IF
EXPOSURES ARE BELOW APPLICABLE LIMITS AND TO MAKE RECOMMENDATIONS WHEN
NECESSARY FOR PREVENTING OVEREXPOSURES.

EYE/FACE PROTECTION:
WEAR HELMET OR USE FACE SHIELD WITH FILTER LENS SHADE NUMBER 12 OR DARKER
FOR OPEN ARC PROCESSES - OR FOLLOW THE RECOMMENDATIONS AS SPECIFIED IN
ANSI Z49.1, SECTION 4, BASED ON YOUR PROCESS AND SETTINGS. NO SPECIFIC
LENS SHADE RECOMMENDATION FOR SUBMERGED ARC OR ELECTROSLAG PROCESSES.
SHIELD OTHERS BY PROVIDING APPROPRIATE SCREENS AND FLASH GOGGLES.

SKIN PROTECTION:

HAND PROTECTION:
WEAR PROTECTIVE GLOVES. SUITABLE GLOVES CAN BE RECOMMENDED BY THE GLOVE
SUPPLIER.

OTHER:

PROTECTIVE CLOTHING:
WEAR HAND, HEAD, AND BODY PROTECTION WHICH HELP TO PREVENT INJURY FROM
RADIATION, OPEN FLAMES, HOT SURFACES, SPARKS AND ELECTRICAL SHOCK. SEE
Z49.1. AT A MINIMUM, THIS INCLUDES WELDER'S GLOVES AND A PROTECTIVE FACE
SHIELD WHEN WELDING, AND MAY INCLUDE ARM PROTECTORS, APRONS, HATS, SHOULDER
PROTECTION, AS WELL AS DARK SUBSTANTIAL CLOTHING WHEN WELDING, BRAZING AND
SOLDERING. WEAR DRY GLOVES FREE OF HOLES OR SPLIT SEAMS. TRAIN THE OPERATOR
NOT TO PERMIT ELECTRICALLY LIVE PARTS OR ELECTRODES FROM CONTACTING THE
SKIN ... OR CLOTHING OR GLOVES IF THEY ARE WET. INSULATE YOURSELF FROM
THE WORK PIECE AND GROUND USING DRY PLYWOOD, RUBBER MATS OR OTHER DRY
INSULATION.

RESPIRATORY PROTECTION:
KEEP YOUR HEAD OUT OF FUMES. USE ENOUGH VENTILATION AND LOCAL EXHAUST TO
KEEP FUMES AND GASES FROM YOUR BREATHING ZONE AND THE GENERAL AREA. AN
APPROVED RESPIRATOR SHOULD BE USED UNLESS EXPOSURE ASSESSMENTS ARE
BELOW APPLICABLE EXPOSURE LIMITS.

HYGIENE MEASURES:
DO NOT EAT, DRINK OR SMOKE WHEN USING THE PRODUCT. ALWAYS OBSERVE GOOD
PERSONAL HYGIENE MEASURES, SUCH AS WASHING AFTER HANDLING THE MATERIAL
AND BEFORE EATING, DRINKING, AND/OR SMOKING. ROUTINELY WASH WORK CLOTHING
AND PROTECTIVE EQUIPMENT TO REMOVE CONTAMINANTS. DETERMINE THE COMPOSITION
AND QUANTITY OF FUMES AND GASES TO WHICH WORKERS ARE EXPOSED BY TAKING AN
AIR SAMPLE FROM INSIDE THE WELDER'S HELMET IF WORN OR IN THE WORKER'S
BREATHING ZONE. IMPROVE VENTILATION IF EXPOSURES ARE NOT BELOW LIMITS.
SEE ANSI/AWS F1.1, F1.2, F1.3 AND F1.5, AVAILABLE FROM THE AMERICAN
WELDING SOCIETY, WWW.AWS.ORG.


9. PHYSICAL AND CHEMICAL PROPERTIES 


APPEARANCE: STEEL ROD WITH EXTRUDED FLUX COATING.

PHYSICAL STATE: SOLID

FORM: SOLID

COLOR: NO DATA AVAILABLE.

ODOR: NO DATA AVAILABLE.

ODOR THRESHOLD: NO DATA AVAILABLE.

PH: NO DATA AVAILABLE.

MELTING POINT/FREEZING POINT: NO DATA AVAILABLE.

INITIAL BOILING POINT AND BOILING RANGE: NO DATA AVAILABLE.

FLASH POINT: NO DATA AVAILABLE.

EVAPORATION RATE: NO DATA AVAILABLE.

FLAMMABILITY (SOLID, GAS): NO DATA AVAILABLE.

UPPER/LOWER LIMIT ON FLAMMABILITY OR EXPLOSIVE LIMITS:
FLAMMABILITY LIMIT - UPPER (%): NO DATA AVAILABLE.
FLAMMABILITY LIMIT - LOWER (%): NO DATA AVAILABLE.

EXPLOSIVE LIMIT - UPPER: NO DATA AVAILABLE.
EXPLOSIVE LIMIT - LOWER: NO DATA AVAILABLE.

VAPOR PRESSURE: NO DATA AVAILABLE.

VAPOR DENSITY: NO DATA AVAILABLE.

DENSITY: NO DATA AVAILABLE.

RELATIVE DENSITY: NO DATA AVAILABLE.

SOLUBILITY(IES):
SOLUBILITY IN WATER: NO DATA AVAILABLE.
SOLUBILITY (OTHER): NO DATA AVAILABLE.

PARTITION COEFFICIENT (N-OCTANOL/WATER): NO DATA AVAILABLE.

AUTO-IGNITION TEMPERATURE: NO DATA AVAILABLE.

DECOMPOSITION TEMPERATURE: NO DATA AVAILABLE.

VISCOSITY: NO DATA AVAILABLE.


10. STABILITY AND REACTIVITY 


REACTIVITY:
THE PRODUCT IS NON-REACTIVE UNDER NORMAL CONDITIONS OF USE, STORAGE AND
TRANSPORT.

CHEMICAL STABILITY: MATERIAL IS STABLE UNDER NORMAL CONDITIONS.

POSSIBILITY OF HAZARDOUS REACTIONS: NONE UNDER NORMAL CONDITIONS.

CONDITIONS TO AVOID: AVOID HEAT OR CONTAMINATION.

INCOMPATIBLE MATERIALS:
STRONG ACIDS. STRONG OXIDIZING SUBSTANCES. STRONG BASES.

HAZARDOUS DECOMPOSITION PRODUCTS:
FUMES AND GASES FROM WELDING AND ITS ALLIED PROCESSES SUCH AS BRAZING AND
SOLDERING CANNOT BE CLASSIFIED SIMPLY. THE COMPOSITION AND QUANTITY OF BOTH
ARE DEPENDENT UPON THE METAL TO WHICH THE JOINING OR HOT WORK IS APPLIED,
THE PROCESS, PROCEDURE - AND WHERE APPLICABLE - THE ELECTRODE OR CONSUMABLE
USED.

OTHER CONDITIONS WHICH ALSO INFLUENCE THE COMPOSITION AND QUANTITY OF THE
FUMES AND GASES TO WHICH WORKERS MAY BE EXPOSED INCLUDE:
COATINGS ON THE METAL BEING WELDED OR WORKED (SUCH AS PAINT, PLATING, OR
GALVANIZING), THE NUMBER OF OPERATORS AND THE VOLUME OF THE WORK AREA, THE
QUALITY AND AMOUNT OF VENTILATION, THE POSITION OF THE OPERATOR'S HEAD
WITH RESPECT TO THE FUME PLUME, AS WELL AS THE PRESENCE OF CONTAMINANTS
IN THE ATMOSPHERE (SUCH AS CHLORINATED HYDROCARBON VAPORS FROM CLEANING
AND DEGREASING ACTIVITIES.)

IN CASES WHERE AN ELECTRODE OR OTHER APPLIED MATERIAL IS CONSUMED, THE
FUME AND GAS DECOMPOSITION PRODUCTS GENERATED ARE DIFFERENT IN PERCENT
AND FORM FROM THE INGREDIENTS LISTED IN SECTION 3. DECOMPOSITION PRODUCTS
OF NORMAL OPERATION INCLUDE THOSE ORIGINATING FROM THE VOLATILIZATION,
REACTION, OR OXIDATION OF THE MATERIALS SHOWN IN SECTION 3, PLUS THOSE FROM
THE BASE METAL AND COATING, ETC., AS NOTED ABOVE. REASONABLY EXPECTED
FUME CONSTITUENTS PRODUCED DURING ARC WELDING AND BRAZING INCLUDE THE
OXIDES OF IRON, MANGANESE AND OTHER METALS PRESENT IN THE WELDING
CONSUMABLE OR BASE METAL. HEXAVALENT CHROMIUM COMPOUNDS MAY BE IN THE
WELDING OR BRAZING FUME OF CONSUMABLES OR BASE METALS WHICH CONTAIN
CHROMIUM. GASEOUS AND PARTICULATE FLUORIDE MAY BE IN THE FUME OF
CONSUMABLES OR FLUX MATERIALS WHICH CONTAIN FLUORIDE. GASEOUS REACTION
PRODUCTS MAY INCLUDE CARBON MONOXIDE AND CARBON DIOXIDE. OZONE AND
NITROGEN OXIDES MAY BE FORMED BY THE RADIATION FROM THE ARC ASSOCIATED
WITH WELDING.


11. TOXICOLOGICAL INFORMATION 


GENERAL INFORMATION:
THE INTERNATIONAL AGENCY FOR RESEARCH ON CANCER (IARC) HAS DETERMINED
WELDING FUMES AND ULTRAVIOLET RADIATION FROM WELDING ARE CARCINOGENIC TO
HUMANS (GROUP 1). ACCORDING TO IARC, WELDING FUMES CAUSE CANCER OF THE
LUNG AND POSITIVE ASSOCIATIONS HAVE BEEN OBSERVED WITH CANCER OF THE
KIDNEY. ALSO ACCORDING TO IARC, ULTRAVIOLET RADIATION FROM WELDING CAUSES
OCULAR MELANOMA. IARC IDENTIFIES GOUGING, BRAZING, CARBON ARC OR PLASMA
ARC CUTTING, AND SOLDERING AS PROCESSES CLOSELY RELATED TO WELDING. READ
AND UNDERSTAND THE MANUFACTURER'S INSTRUCTIONS, SAFETY DATA SHEETS AND
THE PRECAUTIONARY LABELS BEFORE USING THIS PRODUCT.

INFORMATION ON LIKELY ROUTES OF EXPOSURE:

INHALATION:
POTENTIAL CHRONIC HEALTH HAZARDS RELATED TO THE USE OF WELDING CONSUMABLES
ARE MOST APPLICABLE TO THE INHALATION ROUTE OF EXPOSURE. REFER TO
INHALATION STATEMENTS IN SECTION 11.

SKIN CONTACT: ARC RAYS CAN BURN SKIN. SKIN CANCER HAS BEEN REPORTED.

EYE CONTACT: ARC RAYS CAN INJURE EYES.

INGESTION:
HEALTH INJURIES FROM INGESTION ARE NOT KNOWN OR EXPECTED UNDER NORMAL USE.

SYMPTOMS RELATED TO THE PHYSICAL, CHEMICAL AND TOXICOLOGICAL
CHARACTERISTICS:

INHALATION:
RESPIRATORY EXPOSURE TO THE CRYSTALLINE SILICA PRESENT IN THIS WELDING
ELECTRODE IS NOT ANTICIPATED DURING NORMAL USE. RESPIRATORY OVEREXPOSURE
TO AIRBORNE CRYSTALLINE SILICA IS KNOWN TO CAUSE SILICOSIS, A FORM OF
DISABLING PULMONARY FIBROSIS WHICH CAN BE PROGRESSIVE AND MAY LEAD TO
DEATH.

CRYSTALLINE SILICA IS ON THE IARC (INTERNATIONAL AGENCY FOR RESEARCH ON
CANCER) AND NTP (NATIONAL TOXICOLOGY PROGRAM) LISTS AS POSING A CANCER
RISK TO HUMANS.

NOTE:
ALL REGIONAL AUTHORITIES DO NOT USE THE SAME CRITERIA FOR ASSIGNING
CARCINOGENIC CLASSIFICATIONS TO CHEMICALS. FOR EXAMPLE, THE EUROPEAN
UNION (EU) CLP DOES NOT REQUIRE CLASSIFYING CRYSTALLINE SILICA AS
A CARCINOGENIC COMPOUND. SHORT-TERM (ACUTE) OVEREXPOSURE TO FUMES AND
GASES FROM WELDING AND ALLIED PROCESSES MAY RESULT IN DISCOMFORT SUCH AS
METAL FUME FEVER, DIZZINESS, NAUSEA, OR DRYNESS OR IRRITATION OF NOSE,
THROAT, OR EYES. MAY AGGRAVATE PRE-EXISTING RESPIRATORY PROBLEMS (E.G.
ASTHMA, EMPHYSEMA). LONG-TERM (CHRONIC) OVEREXPOSURE TO FUMES AND GASES
FROM WELDING AND ALLIED PROCESSES CAN LEAD TO SIDEROSIS (IRON DEPOSITS IN
LUNG), CENTRAL NERVOUS SYSTEM EFFECTS, BRONCHITIS AND OTHER PULMONARY
EFFECTS.

INFORMATION ON TOXICOLOGICAL EFFECTS:

ACUTE TOXICITY (LIST ALL POSSIBLE ROUTES OF EXPOSURE):

ORAL:

PRODUCT: NOT CLASSIFIED

SPECIFIED SUBSTANCE(S):

IRON:
LD50 (RAT): 98.6 G/KG

CALCIUM CARBONATE:
LD50 (RAT): 6,450 MG/KG

VANADIUM PENTOXIDE:
LD50 (RAT): 221.1 MG/KG

DERMAL:
PRODUCT: NOT CLASSIFIED

INHALATION:
PRODUCT: NOT CLASSIFIED

SPECIFIED SUBSTANCE(S):

VANADIUM PENTOXIDE:
LC50 (RAT, 4 H): 2.21 MG/L

REPEATED DOSE TOXICITY:
PRODUCT: NOT CLASSIFIED

SKIN CORROSION/IRRITATION:
PRODUCT: NOT CLASSIFIED

SERIOUS EYE DAMAGE/EYE IRRITATION:
PRODUCT: NOT CLASSIFIED

RESPIRATORY OR SKIN SENSITIZATION:
PRODUCT: NOT CLASSIFIED

CARCINOGENICITY

PRODUCT:
ARC RAYS: SKIN CANCER HAS BEEN REPORTED.

IARC MONOGRAPHS ON THE EVALUATION OF CARCINOGENIC RISKS TO HUMANS:

TITANIUM DIOXIDE (NATURALLY OCCURRING):
OVERALL EVALUATION: 2B. POSSIBLY CARCINOGENIC TO HUMANS.

QUARTZ:
OVERALL EVALUATION: 1. CARCINOGENIC TO HUMANS.

VANADIUM PENTOXIDE:
OVERALL EVALUATION: 2B. POSSIBLY CARCINOGENIC TO HUMANS.

US. NATIONAL TOXICOLOGY PROGRAM (NTP) REPORT ON CARCINOGENS:
QUARTZ: KNOWN TO BE HUMAN CARCINOGEN.

US. OSHA SPECIFICALLY REGULATED SUBSTANCES (29 CFR 1910.1001-1050), AS
AMENDED:

QUARTZ: CANCER

GERM CELL MUTAGENICITY:

IN VITRO:
PRODUCT: NOT CLASSIFIED

IN VIVO:
PRODUCT: NOT CLASSIFIED

REPRODUCTIVE TOXICITY:
PRODUCT: NOT CLASSIFIED

SPECIFIC TARGET ORGAN TOXICITY - SINGLE EXPOSURE:
PRODUCT: NOT CLASSIFIED

SPECIFIC TARGET ORGAN TOXICITY - REPEATED EXPOSURE:
PRODUCT: NOT CLASSIFIED

ASPIRATION HAZARD:
PRODUCT: NOT CLASSIFIED

OTHER EFFECTS:
ORGANIC POLYMERS MAY BE USED IN THE MANUFACTURE OF VARIOUS WELDING
CONSUMABLES. OVEREXPOSURE TO THEIR DECOMPOSITION BYPRODUCTS MAY RESULT
IN A CONDITION KNOWN AS POLYMER FUME FEVER. POLYMER FUME FEVER USUALLY
OCCURS WITHIN 4 TO 8 HOURS OF EXPOSURE WITH THE PRESENTATION OF FLU LIKE
SYMPTOMS, INCLUDING MILD PULMONARY IRRITATION WITH OR WITHOUT AN INCREASE
IN BODY TEMPERATURE. SIGNS OF EXPOSURE CAN INCLUDE AN INCREASE IN WHITE
BLOOD CELL COUNT. RESOLUTION OF SYMPTOMS TYPICALLY OCCURS QUICKLY, USUALLY
NOT LASTING LONGER THAN 48 HOURS.

SYMPTOMS RELATED TO THE PHYSICAL, CHEMICAL AND TOXICOLOGICAL
CHARACTERISTICS UNDER THE CONDITION OF USE:

INHALATION:

SPECIFIED SUBSTANCE(S):

MANGANESE:
OVEREXPOSURE TO MANGANESE FUMES MAY AFFECT THE BRAIN AND CENTRAL NERVOUS
SYSTEM, RESULTING IN POOR COORDINATION, DIFFICULTY SPEAKING, AND ARM OR
LEG TREMOR. THIS CONDITION CAN BE IRREVERSIBLE.

ADDITIONAL TOXICOLOGICAL INFORMATION UNDER THE CONDITIONS OF USE:

ACUTE TOXICITY:

INHALATION:

SPECIFIED SUBSTANCE(S):

CARBON DIOXIDE:
LCLO (HUMAN, 5 MIN): 90000 PPM

CARBON MONOXIDE:
LC50 (RAT, 4 H): 1300 PPM

NITROGEN DIOXIDE:
LC50 (RAT, 4 H): 88 PPM

OZONE:
LCLO (HUMAN, 30 MIN): 50 PPM

OTHER EFFECTS:

SPECIFIED SUBSTANCE(S):
CARBON DIOXIDE: ASPHYXIA
CARBON MONOXIDE: CARBOXYHEMOGLOBINEMIA
NITROGEN DIOXIDE: LOWER RESPIRATORY TRACT IRRITATION


12. ECOLOGICAL INFORMATION 


ECOTOXICITY:

ACUTE HAZARDS TO THE AQUATIC ENVIRONMENT:

FISH:
PRODUCT: NOT CLASSIFIED.

SPECIFIED SUBSTANCE(S):

VANADIUM PENTOXIDE:
LC50 (FATHEAD MINNOW (PIMEPHALES PROMELAS), 96 H): 13 MG/L

AQUATIC INVERTEBRATES:
PRODUCT: NOT CLASSIFIED.

SPECIFIED SUBSTANCE(S):

MANGANESE:
EC50 (WATER FLEA (DAPHNIA MAGNA), 48 H): 40 MG/L

VANADIUM PENTOXIDE:
LC50 (WATER FLEA (DAPHNIA MAGNA), 48 H): 1.11 - 1.96 MG/L

CHRONIC HAZARDS TO THE AQUATIC ENVIRONMENT:

FISH:
PRODUCT: NOT CLASSIFIED.

AQUATIC INVERTEBRATES:

PRODUCT: NOT CLASSIFIED.

TOXICITY TO AQUATIC PLANTS:
PRODUCT: NOT CLASSIFIED.

PERSISTENCE AND DEGRADABILITY:

BIODEGRADATION:
PRODUCT: NO DATA AVAILABLE.

BIOACCUMULATIVE POTENTIAL:

BIOCONCENTRATION FACTOR (BCF):
PRODUCT: NO DATA AVAILABLE.

MOBILITY IN SOIL: NO DATA AVAILABLE.


13. DISPOSAL CONSIDERATIONS 


GENERAL INFORMATION:
THE GENERATION OF WASTE SHOULD BE AVOIDED OR MINIMIZED WHENEVER POSSIBLE.
WHEN PRACTICAL, RECYCLE IN AN ENVIRONMENTALLY ACCEPTABLE, REGULATORY
COMPLIANT MANNER. DISPOSE OF NON-RECYCLABLE PRODUCTS IN ACCORDANCE WITH
ALL APPLICABLE FEDERAL, STATE, PROVINCIAL, AND LOCAL REQUIREMENTS.

DISPOSAL INSTRUCTIONS:
DISPOSAL OF THIS PRODUCT MAY BE REGULATED AS A HAZARDOUS WASTE. THE
WELDING CONSUMABLE AND/OR BY-PRODUCT FROM THE WELDING PROCESS (INCLUDING,
BUT NOT LIMITED TO SLAG, DUST, ETC.) MAY CONTAIN LEVELS OF LEACHABLE HEAVY
METALS SUCH AS BARIUM OR CHROMIUM. PRIOR TO DISPOSAL, A REPRESENTATIVE
SAMPLE MUST BE ANALYZED IN ACCORDANCE WITH US EPA'S TOXICITY
CHARACTERISTIC LEACHING PROCEDURE (TCLP) TO DETERMINE IF ANY CONSTITUENTS
EXIST ABOVE REGULATED THRESHOLD LEVELS. DISCARD ANY PRODUCT, RESIDUE,
DISPOSABLE CONTAINER, OR LINER IN AN ENVIRONMENTALLY ACCEPTABLE MANNER
ACCORDING TO FEDERAL, STATE AND LOCAL REGULATIONS.

CONTAMINATED PACKAGING:
DISPOSE OF CONTENTS/CONTAINER TO AN APPROPRIATE TREATMENT AND DISPOSAL
FACILITY IN ACCORDANCE WITH APPLICABLE LAWS AND REGULATIONS, AND PRODUCT
CHARACTERISTICS AT TIME OF DISPOSAL.


14. TRANSPORT INFORMATION 


DOT:
UN NUMBER OR ID NUMBER:

UN PROPER SHIPPING NAME: NOT DG REGULATED

TRANSPORT HAZARD CLASS(ES):
CLASS: NR
LABEL(S):

PACKING GROUP:

MARINE POLLUTANT: NO

IMDG:
UN NUMBER OR ID NUMBER:

UN PROPER SHIPPING NAME: NOT DG REGULATED

TRANSPORT HAZARD CLASS(ES):
CLASS: NR
LABEL(S):
EMS NO.:

PACKING GROUP:

MARINE POLLUTANT: NO

IATA:
UN NUMBER OR ID NUMBER:

PROPER SHIPPING NAME: NOT DG REGULATED

TRANSPORT HAZARD CLASS(ES):
CLASS: NR
LABEL(S):

PACKING GROUP:

MARINE POLLUTANT: NO

CARGO AIRCRAFT ONLY: ALLOWED.

TDG:
UN NUMBER OR ID NUMBER:

UN PROPER SHIPPING NAME: NOT DG REGULATED

TRANSPORT HAZARD CLASS(ES)
CLASS: NR
LABEL(S):

PACKING GROUP:

MARINE POLLUTANT: NO


15. REGULATORY INFORMATION 


US FEDERAL REGULATIONS:

TSCA SECTION 12(B) EXPORT NOTIFICATION (40 CFR 707, SUBPT. D):
NONE PRESENT OR NONE PRESENT IN REGULATED QUANTITIES.

US. OSHA SPECIFICALLY REGULATED SUBSTANCES (29 CFR 1910.1001-1050), AS
AMENDED:

CHEMICAL IDENTITY            OSHA HAZARD(S)

QUARTZ                       KIDNEY EFFECTS
                             LUNG EFFECTS
                             IMMUNE SYSTEM EFFECTS
                             CANCER

CERCLA HAZARDOUS SUBSTANCE LIST (40 CFR 302.4):

CHEMICAL IDENTITY            REPORTABLE QUANTITY

MANGANESE                    INCLUDED IN THE REGULATION BUT WITH NO DATA
                             VALUES. SEE REGULATION FOR FURTHER DETAILS.

VANADIUM PENTOXIDE           1000 LBS.

SUPERFUND AMENDMENTS AND REAUTHORIZATION ACT OF 1986 (SARA):

HAZARD CATEGORIES:
NOT CLASSIFIED
NOT CLASSIFIED

SARA 302 EXTREMELY HAZARDOUS SUBSTANCE:

CHEMICAL IDENTITY      REPORTABLE QUANTITY      THRESHOLD PLANNING QUANTITY

VANADIUM PENTOXIDE     1000 LBS.

SARA 304 EMERGENCY RELEASE NOTIFICATION:

CHEMICAL IDENTITY      REPORTABLE QUANTITY

VANADIUM PENTOXIDE     1000 LBS.

SARA 311/312 HAZARDOUS CHEMICAL:

CHEMICAL IDENTITY      THRESHOLD PLANNING QUANTITY

VANADIUM PENTOXIDE     100 LBS

SARA 313 (TRI REPORTING):

CHEMICAL IDENTITY      REPORTING THRESHOLD    REPORTING THRESHOLD FOR
                       FOR OTHER USERS        MANUFACTURING AND PROCESSING

MANGANESE              10000 LBS              25000 LBS.

CLEAN WATER ACT SECTION 311 HAZARDOUS SUBSTANCES (40 CFR 117.3):

CHEMICAL IDENTITY      REPORTABLE QUANTITY

VANADIUM PENTOXIDE     REPORTABLE QUANTITY: 1000 LBS.

CLEAN AIR ACT (CAA) SECTION 112(R) ACCIDENTAL RELEASE PREVENTION (40 CFR
68.130): NONE PRESENT OR NONE PRESENT IN REGULATED QUANTITIES.

US STATE REGULATIONS:

US. CALIFORNIA PROPOSITION 65:

WARNING:
THIS PRODUCT CAN EXPOSE YOU TO CHEMICALS INCLUDING, TITANIUM DIOXIDE
(NATURALLY OCCURRING), QUARTZ, VANADIUM PENTOXIDE, TITANIUM DIOXIDE
(SYNTHETIC), NICKEL, WHICH IS [ARE] KNOWN TO THE STATE OF CALIFORNIA TO
CAUSE CANCER.

FOR MORE INFORMATION GO TO WWW.P65WARNINGS.CA.GOV.

WARNING:
THIS PRODUCT CONTAINS OR PRODUCES A CHEMICAL KNOWN TO THE STATE OF
CALIFORNIA TO CAUSE CANCER AND BIRTH DEFECTS (OR OTHER REPRODUCTIVE HARM).
(CALIFORNIA HEALTH & SAFETY CODE SECTION 25249.5 ET SEQ.)

WARNING: CANCER AND REPRODUCTIVE HARM - WWW.P65WARNINGS.CA.GOV

US. NEW JERSEY WORKER AND COMMUNITY RIGHT-TO-KNOW ACT:

CHEMICAL IDENTITY:

US. MASSACHUSETTS RTK - SUBSTANCE LIST:

CHEMICAL IDENTITY:
QUARTZ
VANADIUM PENTOXIDE
CHROMIUM OXIDE
NICKEL

US. PENNSYLVANIA RTK - HAZARDOUS SUBSTANCES:

CHEMICAL IDENTITY
TITANIUM DIOXIDE (NATURALLY OCCURRING)
MICA
MANGANESE
CALCIUM CARBONATE

US. RHODE ISLAND RTK:
NO INGREDIENT REGULATED BY RI RIGHT-TO-KNOW LAW PRESENT.

CANADA FEDERAL REGULATIONS:

LIST OF TOXIC SUBSTANCES (CEPA, SCHEDULE 1):
CHEMICAL IDENTITY: VANADIUM PENTOXIDE

EXPORT CONTROL LIST (CEPA 1999, SCHEDULE 3): NOT REGULATED

NATIONAL POLLUTANT RELEASE INVENTORY (NPRI):

CANADA. NATIONAL POLLUTANT RELEASE INVENTORY (NPRI) SUBSTANCES, PART 5,
VOCS WITH ADDITIONAL REPORTING REQUIREMENTS:

NPRI PT5: NOT REGULATED

CANADA. NATIONAL POLLUTANT RELEASE INVENTORY (NPRI) (SCHEDULE 1,
PARTS 1-4):

NPRI: NOT REGULATED

GREENHOUSE GASES: NOT REGULATED

CONTROLLED DRUGS AND SUBSTANCES ACT:
CA CDSI: NOT REGULATED
CA CDSII: NOT REGULATED
CA CDSIII: NOT REGULATED
CA CDSIV: NOT REGULATED
CA CDSV: NOT REGULATED
CA CDSVII: NOT REGULATED
CA CDSVIII: NOT REGULATED

PRECURSOR CONTROL REGULATIONS: NOT REGULATED

MEXICO. SUBSTANCES SUBJECT TO REPORTING FOR THE POLLUTANT RELEASE AND
TRANSFER REGISTRY (PRTR): NOT APPLICABLE

INVENTORY STATUS:

CANADA DSL INVENTORY LIST:
ONE OR MORE COMPONENTS ARE NOT LISTED OR ARE EXEMPT FROM LISTING.

EINECS, ELINCS OR NLP:
ONE OR MORE COMPONENTS ARE NOT LISTED OR ARE EXEMPT FROM LISTING.

JAPAN (ENCS) LIST:
ONE OR MORE COMPONENTS ARE NOT LISTED OR ARE EXEMPT FROM LISTING.

CHINA INV. EXISTING CHEMICAL SUBSTANCES:
ON OR IN COMPLIANCE WITH THE INVENTORY

KOREA EXISTING CHEMICALS INV. (KECI):
ON OR IN COMPLIANCE WITH THE INVENTORY

CANADA NDSL INVENTORY:
ONE OR MORE COMPONENTS ARE NOT LISTED OR ARE EXEMPT FROM LISTING.

PHILIPPINES PICCS:
ON OR IN COMPLIANCE WITH THE INVENTORY

US TSCA INVENTORY:
ONE OR MORE COMPONENTS ARE NOT LISTED OR ARE EXEMPT FROM LISTING.

NEW ZEALAND INVENTORY OF CHEMICALS:
ON OR IN COMPLIANCE WITH THE INVENTORY

JAPAN ISHL LISTING:
ONE OR MORE COMPONENTS ARE NOT LISTED OR ARE EXEMPT FROM LISTING.

JAPAN PHARMACOPOEIA LISTING:
ONE OR MORE COMPONENTS ARE NOT LISTED OR ARE EXEMPT FROM LISTING.

MEXICO INSQ:
ONE OR MORE COMPONENTS ARE NOT LISTED OR ARE EXEMPT FROM LISTING.

ONTARIO INVENTORY:
ONE OR MORE COMPONENTS ARE NOT LISTED OR ARE EXEMPT FROM LISTING.

TAIWAN CHEMICAL SUBSTANCE INVENTORY:
ON OR IN COMPLIANCE WITH THE INVENTORY

AUSTRALIA AICS:
ONE OR MORE COMPONENTS ARE NOT LISTED OR ARE EXEMPT FROM LISTING.


16. OTHER INFORMATION 


DEFINITIONS:

REVISION DATE: 07/09/2021

FURTHER INFORMATION: ADDITIONAL INFORMATION IS AVAILABLE BY REQUEST.

DISCLAIMER:
THE LINCOLN ELECTRIC COMPANY URGES EACH END USER AND RECIPIENT OF THIS SDS
TO STUDY IT CAREFULLY. SEE ALSO WWW.LINCOLNELECTRIC.COM/SAFETY. IF
NECESSARY, CONSULT AN INDUSTRIAL HYGIENIST OR OTHER EXPERT TO UNDERSTAND
THIS INFORMATION AND SAFEGUARD THE ENVIRONMENT AND PROTECT WORKERS FROM
POTENTIAL HAZARDS ASSOCIATED WITH THE HANDLING OR USE OF THIS PRODUCT.
THIS INFORMATION IS BELIEVED TO BE ACCURATE AS OF THE REVISION DATE SHOWN
ABOVE. HOWEVER, NO WARRANTY, EXPRESSED OR IMPLIED, IS GIVEN. BECAUSE THE
CONDITIONS OR METHODS OF USE ARE BEYOND LINCOLN ELECTRIC'S CONTROL, WE
ASSUME NO LIABILITY RESULTING FROM THE USE OF THIS PRODUCT. REGULATORY
REQUIREMENTS ARE SUBJECT TO CHANGE AND MAY DIFFER BETWEEN VARIOUS
LOCATIONS. COMPLIANCE WITH ALL APPLICABLE FEDERAL, STATE, PROVINCIAL,
AND LOCAL LAWS AND REGULATIONS REMAIN THE RESPONSIBILITY OF THE USER.

(C) 2021 LINCOLN GLOBAL, INC. ALL RIGHTS RESERVED.

SDS_NORTH AMERICA - 200000000592