Common Name: SAFETY SILV 56 FLUX COATED
Manufacturer: HARRIS PRODUCTS GROUP
SDS Revision Date: 4/13/2020
SDS Format: GHS-US
   
Item Number(s): 3THE9
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 



HARRIS(R*)
A LINCOLN ELECTRIC COMPANY

REVISION DATE: 04/13/2020

SAFETY DATA SHEET


1. PRODUCT AND COMPANY IDENTIFICATION 


PRODUCT NAME: SAFETY SILV(R*) 56 FLUX COATED

PRODUCT SIZE: ALL

OTHER MEANS OF IDENTIFICATION:
SDS NUMBER: 200000007383

RECOMMENDED USE AND RESTRICTION ON USE:
RECOMMENDED USE: METAL BRAZING
RESTRICTIONS ON USE: NOT KNOWN. READ THIS SDS BEFORE USING THIS PRODUCT.

MANUFACTURER/IMPORTER/SUPPLIER/DISTRIBUTOR INFORMATION:
COMPANY NAME: THE HARRIS PRODUCTS GROUP

ADDRESS:
4501 QUALITY PLACE
MASON, OH 45040-1971
USA

TELEPHONE: +1 (513) 754-2000

CONTACT PERSON:
SAFETY DATA SHEET QUESTIONS: CUSTSERVMASON@JWHARRIS.COM

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:
HEAT RAYS (INFRARED RADIATION) FROM FLAME OR HOT METAL CAN INJURE EYES.
OVEREXPOSURE TO BRAZING FUMES AND GASES CAN BE HAZARDOUS. READ AND
UNDERSTAND THE MANUFACTURER'S INSTRUCTIONS, SAFETY DATA SHEETS AND THE
PRECAUTIONARY LABELS BEFORE USING THIS PRODUCT.

SUBSTANCE(S) FORMED UNDER THE CONDITIONS OF USE:
FUMES PRODUCED FROM USE OF THIS PRODUCT MAY CONTAIN THE FOLLOWING
CONSTITUENT(S) AND/OR THEIR COMPLEX METALLIC OXIDES AS WELL AS SOLID
PARTICLES OR OTHER CONSTITUENTS FROM THE SOLDER, BRAZING CONSUMABLE, FLUX
MATERIAL OR 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


3. COMPOSITION / INFORMATION ON INGREDIENTS 


REPORTABLE HAZARDOUS INGREDIENTS:

MIXTURES:

CHEMICAL IDENTITY                     CAS NUMBER    CONTENT IN PERCENT (%)*

SILVER                                 7440-22-4    20 - <50%

COPPER AND/OR COPPER ALLOYS            7440-50-8    10 - <20%
AND COMPOUNDS (AS Cu)

ZINC                                   7440-66-6    10 - <20%

POTASSIUM FLUOROBORATE                14075-53-7    10 - <20%

BORIC ACID                            10043-35-3     5 - <10%

POTASSIUM TETRABORATE TETRAHYDRATE    12045-78-2     5 - <10%

METHACRYLATE POLYMER                   9011-14-7     1 - <5%

TIN                                    7440-31-5     1 - <5%

* 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:
DO NOT RUB EYE. ANY MATERIAL THAT CONTACTS THE EYE SHOULD BE WASHED OUT
IMMEDIATELY WITH WATER. IF EASY TO DO, REMOVE CONTACT LENSES. CONTINUE TO
RINSE FOR AT LEAST 15 MINUTES. GET MEDICAL ATTENTION PROMPTLY IF SYMPTOMS
OCCUR AFTER WASHING.

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:
USE FIRE-EXTINGUISHING MEDIA APPROPRIATE FOR SURROUNDING MATERIALS.

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

SPECIFIC HAZARDS ARISING FROM THE CHEMICAL:
DURING FIRE, GASES HAZARDOUS TO HEALTH MAY BE FORMED.

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 ABRADING CONSUMABLE MATERIALS OR CREATING DUST. PROVIDE APPROPRIATE
EXHAUST VENTILATION AT PLACES WHERE FUME OR DUST IS FORMED. WEAR
APPROPRIATE PERSONAL PROTECTIVE EQUIPMENT. OBSERVE GOOD INDUSTRIAL HYGIENE
PRACTICES.

READ AND UNDERSTAND THE MANUFACTURER'S INSTRUCTION AND THE PRECAUTIONARY
LABEL ON THE PRODUCT. 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

SILVER - DUST AND FUME.   TWA         0.1 MG/M3        US. ACGIH THRESHOLD
                                                       LIMIT VALUES, AS
                                                       AMENDED (12 2010)

SILVER - AS Ag            PEL         0.01 MG/M3       US. OSHA TABLE Z-1
                                                       LIMITS FOR AIR
                                                       CONTAMINANTS
                                                       (29 CFR 1910.1000)
                                                       (02 2006)

SILVER - DUST. - AS Hg    REL         0.01 MG/M3       US. NIOSH:
                                                       POCKET GUIDE TO
                                                       CHEMICAL HAZARDS,
                                                       AS AMENDED (2016)

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

COPPER AND/OR COPPER      TWA         1 MG/M3          US. ACGIH THRESHOLD
ALLOYS AND COMPOUNDS                                   LIMIT VALUES, AS
(AS Cu) - DUST AND                                     AMENDED (03 2014)
MIST. - AS Cu

COPPER AND/OR COPPER      TWA         0.2 MG/M3        US. ACGIH THRESHOLD
ALLOYS AND COMPOUNDS                                   LIMIT VALUES, AS
(AS Cu) - FUME. - AS Cu                                AMENDED (03 2014)

                          REL         0.1 MG/M3        US. NIOSH:
                                                       POCKET GUIDE TO
                                                       CHEMICAL HAZARDS,
                                                       AS AMENDED (2016)

COPPER AND/OR COPPER      REL         1 MG/M3          US. NIOSH:
ALLOYS AND COMPOUNDS                                   POCKET GUIDE TO
(AS Cu) - DUST AND                                     CHEMICAL HAZARDS,
MIST. - AS Cu                                          AS AMENDED (2016)

COPPER AND/OR COPPER      PEL         0.1 MG/M3        US. OSHA TABLE Z-1
ALLOYS AND COMPOUNDS                                   LIMITS FOR AIR
(AS Cu) - FUME. - AS Cu                                CONTAMINANTS
                                                       (29 CFR 1910.1000)
                                                       (02 2006)

COPPER AND/OR COPPER      PEL         1 MG/M3          US. OSHA TABLE Z-1
ALLOYS AND COMPOUNDS                                   LIMITS FOR AIR
(AS Cu) - DUST AND                                     CONTAMINANTS
MIST. - AS Cu                                          (29 CFR 1910.1000)
                                                       (02 2006)

COPPER AND/OR COPPER      IDLH        100 MG/M3        US. NIOSH.
ALLOYS AND COMPOUNDS                                   IMMEDIATELY
(AS Cu)                                                DANGEROUS TO LIFE
                                                       OR HEALTH (IDLH)
                                                       VALUES (10 2017)

POTASSIUM                 STEL        6 MG/M3          US. ACGIH THRESHOLD
FLUOROBORATE -                                         LIMIT VALUES, AS
INHALABLE FRACTION.                                    AMENDED (02 2014)

                          TWA         2 MG/M3          US. ACGIH THRESHOLD
                                                       LIMIT VALUES, AS
                                                       AMENDED (02 2014)

POTASSIUM                 REL         2.5 MG/M3        US. NIOSH:
FLUOROBORATE - AS F                                    POCKET GUIDE TO
                                                       CHEMICAL HAZARDS,
                                                       AS AMENDED (2005)

POTASSIUM FLUOROBORATE    IDLH        250 MG/M3        US. NIOSH.
                                                       IMMEDIATELY
                                                       DANGEROUS TO LIFE
                                                       OR HEALTH (IDLH)
                                                       VALUES (10 2017)

BORIC ACID - INHALABLE    TWA         2 MG/M3          US. ACGIH THRESHOLD
FRACTION.                                              LIMIT VALUES, AS
                                                       AMENDED (02 2012)

                          STEL        6 MG/M3          US. ACGIH THRESHOLD
                                                       LIMIT VALUES, AS
                                                       AMENDED (02 2012)

TIN - AS Sn               PEL         2 MG/M3          US. OSHA TABLE Z-1
                                                       LIMITS FOR AIR
                                                       CONTAMINANTS
                                                       (29 CFR 1910.1000)
                                                       (02 2006)

                          REL         2 MG/M3          US. NIOSH:
                                                       POCKET GUIDE TO
                                                       CHEMICAL HAZARDS,
                                                       AS AMENDED (2005)

TIN                       IDLH        100 MG/M3        US. NIOSH.
                                                       IMMEDIATELY
                                                       DANGEROUS TO LIFE
                                                       OR HEALTH (IDLH)
                                                       VALUES (10 2017)

TIN - INHALABLE           TWA         2 MG/M3          US. ACGIH THRESHOLD
FRACTION.                                              LIMIT VALUES, AS
                                                       AMENDED (01 2019)

OCCUPATIONAL EXPOSURE LIMITS: CANADA

CHEMICAL IDENTITY         TYPE        EXPOSURE LIMIT   SOURCE
                                      VALUES

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

SILVER - AS Ag            TWA         0.01 MG/M3       CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED)
                                                       (07 2007)

                          STEL        0.03 MG/M3       CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED)
                                                       (07 2007)

SILVER - DUST AND FUME.   TWA         0.1 MG/M3        CANADA. MANITOBA
                                                       OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2011)

                          TWA         0.1 MG/M3        CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED
                                                       (11 2010)

SILVER                    8 HR ACL    0.1 MG/M3        CANADA. SASKATCHEWAN
                                                       OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                          15 MIN      0.3 MG/M3        CANADA. SASKATCHEWAN
                          ACL                          OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                          TWA         0.1 MG/M3        CANADA. QUEBEC OELS.
                                                       (MINISTRY OF LABOR -
                                                       REGULATION
                                                       RESPECTING THE
                                                       QUALITY OF THE WORK
                                                       ENVIRONMENT), AS
                                                       AMENDED (09 2017)

COPPER AND/OR COPPER      TWA         0.2 MG/M3        CANADA. ALBERTA OELS
ALLOYS AND COMPOUNDS                                   (OCCUPATIONAL
(AS Cu) - FUME.                                        HEALTH & SAFETY
                                                       CODE, SCHEDULE 1,
                                                       TABLE 2), AS AMENDED
                                                       (07 2009)

COPPER AND/OR COPPER      TWA         1 MG/M3          CANADA. ALBERTA OELS
ALLOYS AND COMPOUNDS                                   (OCCUPATIONAL
(AS Cu) - DUST AND                                     HEALTH & SAFETY
MIST. - AS Cu                                          CODE, SCHEDULE 1,
                                                       TABLE 2), AS AMENDED
                                                       (07 2009)

COPPER AND/OR COPPER      TWA         0.2 MG/M3        CANADA. BRITISH
ALLOYS AND COMPOUNDS                                   COLUMBIA OELS.
(AS Cu) - FUME. - AS Cu                                (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED)
                                                       (07 2007)

COPPER AND/OR COPPER      TWA         1 MG/M3          CANADA. BRITISH
ALLOYS AND COMPOUNDS                                   COLUMBIA OELS.
(AS Cu) - DUST AND                                     (OCCUPATIONAL
MIST. - AS Cu                                          EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED)
                                                       (07 2007)

                          TWA         1 MG/M3          CANADA. MANITOBA
                                                       OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2014)

COPPER AND/OR COPPER      TWA         0.2 MG/M3        CANADA. MANITOBA
ALLOYS AND COMPOUNDS                                   OELS (REG. 217/2006,
(AS Cu) - FUME. - AS Cu                                THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2014)

COPPER AND/OR COPPER      TWA         1 MG/M3          CANADA. ONTARIO
ALLOYS AND COMPOUNDS                                   OELS. (CONTROL OF
(AS Cu) - DUST AND                                     EXPOSURE TO
FUME. - AS Cu                                          BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (06 2015)

COPPER AND/OR COPPER      8 HR ACL    1 MG/M3          CANADA. SASKATCHEWAN
ALLOYS AND COMPOUNDS                                   OELS (OCCUPATIONAL
(AS Cu) - DUST AND                                     HEALTH AND SAFETY
MIST. - AS Cu                                          REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

COPPER AND/OR COPPER      15 MIN      0.6 MG/M3        CANADA. SASKATCHEWAN
ALLOYS AND COMPOUNDS      ACL                          OELS (OCCUPATIONAL
(AS Cu) - FUME. - AS Cu                                HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

COPPER AND/OR COPPER      15 MIN      3 MG/M3          CANADA. SASKATCHEWAN
ALLOYS AND COMPOUNDS      ACL                          OELS (OCCUPATIONAL
(AS Cu) - DUST AND                                     HEALTH AND SAFETY
MIST. - AS Cu                                          REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

COPPER AND/OR COPPER      8 HR ACL    0.2 MG/M3        CANADA. SASKATCHEWAN
ALLOYS AND COMPOUNDS                                   OELS (OCCUPATIONAL
(AS Cu) - FUME. - AS Cu                                HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

COPPER AND/OR COPPER      TWA         1 MG/M3          CANADA. QUEBEC OELS.
ALLOYS AND COMPOUNDS                                   (MINISTRY OF LABOR -
(AS Cu) - DUST AND                                     REGULATION
MIST. - AS Cu                                          RESPECTING THE
                                                       QUALITY OF THE WORK
                                                       ENVIRONMENT), AS
                                                       AMENDED (09 2017)

COPPER AND/OR COPPER      TWA         0.2 MG/M3        CANADA. QUEBEC OELS.
ALLOYS AND COMPOUNDS                                   (MINISTRY OF LABOR -
(AS Cu) - FUME. - AS Cu                                REGULATION
                                                       RESPECTING THE
                                                       QUALITY OF THE WORK
                                                       ENVIRONMENT), AS
                                                       AMENDED (09 2017)

                          TWA         0.2 MG/M3        CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (08 2017)

POTASSIUM                 TWA         2.5 MG/M3        CANADA. ALBERTA OELS
FLUOROBORATE - AS F                                    (OCCUPATIONAL
                                                       HEALTH & SAFETY
                                                       CODE, SCHEDULE 1,
                                                       TABLE 2), AS AMENDED
                                                       (07 2009)

POTASSIUM                 TWA         2 MG/M3          CANADA. MANITOBA
FLUOROBORATE -                                         OELS (REG. 217/2006,
INHALABLE FRACTION.                                    THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2013)

BORIC ACID - INHALABLE    STEL        6 MG/M3          CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED)
                                                       (07 2007)

                          TWA         2 MG/M3          CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED)
                                                       (07 2007)

BORIC ACID - INHALABLE    STEL        6 MG/M3          CANADA. MANITOBA
FRACTION.                                              OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2012)

                          TWA         2 MG/M3          CANADA. MANITOBA
                                                       OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2012)

                          TWA         2 MG/M3          CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (11 2010)

                          STEL        6 MG/M3          CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (11 2010)

                          8 HR ACL    2 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)

POTASSIUM TETRABORATE     TWA         2 MG/M3          CANADA. ONTARIO
TETRAHYDRATE -                                         OELS. (CONTROL OF
INHALABLE FRACTION.                                    EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (11 2010)

                          STEL        6 MG/M3          CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS),
                                                       AS AMENDED (11 2010)

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

TIN                       TWA         2 MG/M3          CANADA. BRITISH
                                                       COLUMBIA OELS.
                                                       (OCCUPATIONAL
                                                       EXPOSURE LIMITS FOR
                                                       CHEMICAL SUBSTANCES,
                                                       OCCUPATIONAL HEALTH
                                                       AND SAFETY
                                                       REGULATION 296/97,
                                                       AS AMENDED)
                                                       (07 2007)

TIN - AS Sn               TWA         2 MG/M3          CANADA. ONTARIO
                                                       OELS. (CONTROL OF
                                                       EXPOSURE TO
                                                       BIOLOGICAL OR
                                                       CHEMICAL AGENTS), AS
                                                       AMENDED (11 2010)

                          8 HR ACL    2 MG/M3          CANADA. SASKATCHEWAN
                                                       OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

                          15 MIN      4 MG/M3          CANADA. SASKATCHEWAN
                          ACL                          OELS (OCCUPATIONAL
                                                       HEALTH AND SAFETY
                                                       REGULATIONS, 1996,
                                                       TABLE 21), AS
                                                       AMENDED (05 2009)

TIN                       TWA         2 MG/M3          CANADA. QUEBEC OELS.
                                                       (MINISTRY OF LABOR -
                                                       REGULATION
                                                       RESPECTING THE
                                                       QUALITY OF THE WORK
                                                       ENVIRONMENT), AS
                                                       AMENDED (09 2017)

TIN - INHALABLE           TWA         2 MG/M3          CANADA. MANITOBA
FRACTION.                                              OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2019)

OCCUPATIONAL EXPOSURE LIMITS: MEXICO

CHEMICAL IDENTITY         TYPE        EXPOSURE LIMIT   SOURCE
                                      VALUES

SILVER - DUST AND FUME.   VLE-PPT     0.1 MG/M3        MEXICO. OELS.
                                                       (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

COPPER AND/OR COPPER      VLE-PPT     0.2 MG/M3        MEXICO. OELS.
ALLOYS AND COMPOUNDS                                   (NOM-010-STPS-2014
(AS Cu) - FUME. - AS Cu                                CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

COPPER AND/OR COPPER      VLE-PPT     1 MG/M3          MEXICO. OELS.
ALLOYS AND COMPOUNDS                                   (NOM-010-STPS-2014
(AS Cu) - DUST AND                                     CHEMICAL POLLUTANTS
MIST. - AS Cu                                          AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

BORIC ACID - INHALABLE    VLE-PPT     2 MG/M3          MEXICO. OELS.
FRACTION.                                              (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

                          VLE-CT      6 MG/M3          MEXICO. OELS.
                                                       (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

TIN                       VLE-PPT     2 MG/M3          MEXICO. OELS.
                                                       (NOM-010-STPS-2014
                                                       CHEMICAL POLLUTANTS
                                                       AT THE WORKPLACE;
                                                       ASSESSMENT AND
                                                       CONTROL), AS AMENDED
                                                       (04 2014)

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, AS
                                                       AMENDED (12 2010)

                          STEL        30,000 PPM       US. ACGIH THRESHOLD
                                                       LIMIT VALUES, AS
                                                       AMENDED (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, AS
                                                       AMENDED (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)

                          CEIL_TIME   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, AS
                                                       AMENDED (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, AS
                                                       AMENDED (03 2014)

                          TWA         0.20 PPM         US. ACGIH THRESHOLD
                                                       LIMIT VALUES, AS
                                                       AMENDED (03 2014)

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

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

                          IDLH        5 PPM            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 OELS
                                      54,000 MG/M3     (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 THE
                                                       QUALITY OF THE WORK
                                                       ENVIRONMENT), AS
                                                       AMENDED (09 2017)

                          STEL        30,000 PPM       CANADA. QUEBEC OELS.
                                      54,000 MG/M3     (MINISTRY OF LABOR -
                                                       REGULATION
                                                       RESPECTING THE
                                                       QUALITY OF THE WORK
                                                       ENVIRONMENT), 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 THE
                                                       QUALITY OF THE WORK
                                                       ENVIRONMENT), AS
                                                       AMENDED (09 2017)

                          STEL        200 PPM          CANADA. QUEBEC OELS.
                                      230 MG/M3        (MINISTRY OF LABOR -
                                                       REGULATION
                                                       RESPECTING THE
                                                       QUALITY OF THE WORK
                                                       ENVIRONMENT), 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 THE
                                                       QUALITY OF THE WORK
                                                       ENVIRONMENT), 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 THE
                                                       QUALITY OF THE WORK
                                                       ENVIRONMENT), AS
                                                       AMENDED (12 2008)

                          TWA         0.20 PPM         CANADA. MANITOBA
                                                       OELS (REG. 217/2006,
                                                       THE WORKPLACE SAFETY
                                                       AND HEALTH ACT), AS
                                                       AMENDED (03 2014)

                          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)

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)

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. CrVI 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, FACE SHIELD OR EYE PROTECTION WITH FILTER LENS SHADE NUMBER 2
FOR TORCH SOLDERING AND 3-4 FOR TORCH BRAZING, AND FOLLOW THE
RECOMMENDATIONS AS SPECIFIED IN ANSI Z49.1, SECTION 4, BASED ON YOUR
PROCESS DETAILS. SHIELD OTHERS BY PROVIDING APPROPRIATE SCREENS AND EYE
PROTECTION.

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: FLUX COATED BRAZING CONSUMABLE.

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:
INHALATION IS THE PRIMARY ROUTE OF EXPOSURE. IN HIGH CONCENTRATIONS, DUST,
VAPORS, FUMES OR MISTS MAY IRRITATE NOSE, THROAT AND MUCUS MEMBRANES.

SKIN CONTACT: MODERATELY IRRITATING TO SKIN WITH PROLONGED EXPOSURE.

EYE CONTACT:
HEAT RAYS (INFRARED RADIATION) FROM FLAME OR HOT METAL CAN INJURE EYES.

INGESTION:
AVOID INGESTION - WEAR GLOVES AND OTHER APPROPRIATE PERSONAL
PROTECTION - WASH HANDS THOROUGHLY FOLLOWING USE OR HANDLING.

SYMPTOMS RELATED TO THE PHYSICAL, CHEMICAL AND TOXICOLOGICAL
CHARACTERISTICS:

INHALATION:
SHORT-TERM (ACUTE) OVEREXPOSURE TO FUMES AND GASES FROM BRAZING AND
SOLDERING 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 BRAZING AND SOLDERING CAN
LEAD TO SIDEROSIS (IRON DEPOSITS IN LUNG), CENTRAL NERVOUS SYSTEM EFFECTS,
BRONCHITIS AND OTHER PULMONARY EFFECTS. PRODUCTS WHICH CONTAIN LEAD OR
CADMIUM HAVE ADDITIONAL SPECIFIC HEALTH HAZARDS - REFER TO SECTIONS 2, 8
AND 11 OF THIS SDS. DEPENDING ON SPECIFIC PRODUCT COMPOSITION, SOME
PRODUCTS MAY PRODUCE HAZARDOUS CONCENTRATIONS OF AIRBORNE OXIDES OF
CADMIUM, LEAD, ZINC OR FLUORIDE COMPOUNDS. USE ADEQUATE VENTILATION AND
RESPIRATORY PROTECTION DURING USE. AVOID BREATHING FUMES. AVOID
INGESTION - WEAR GLOVES AND OTHER APPROPRIATE PERSONAL PROTECTION - WASH
HANDS THOROUGHLY FOLLOWING USE OR HANDLING. INHALATION OF FUMES MAY CAUSE
UPPER RESPIRATORY TRACT IRRITATION AND SYSTEMIC POISONING WITH EARLY
SYMPTOMS INCLUDING HEADACHE, COUGHING, AND A METALLIC TASTE AS WELL AS
METAL FUME FEVER. CHRONIC CADMIUM EXPOSURE CAUSES LUNG AND KIDNEY DAMAGE.
CHRONIC EXPOSURE TO LEAD CAUSES DAMAGE TO LUNGS, LIVER, KIDNEY, NERVOUS
SYSTEM AS WELL AS BLOOD AND MUSCULOSKELETAL DISORDERS. EXPOSURES TO HIGH
LEVELS OF CADMIUM OR LEAD DUST OR FUME MAY BE IMMEDIATELY DANGEROUS TO LIFE
OR HEALTH AND CAN CAUSE DELAYED PNEUMONITIS WITH FEVER AND CHEST PAIN, AND
PULMONARY EDEMA RESULTING IN DEATH.

INFORMATION ON TOXICOLOGICAL EFFECTS:

ACUTE TOXICITY (LIST ALL POSSIBLE ROUTES OF EXPOSURE):

ORAL:
PRODUCT: NOT CLASSIFIED

SPECIFIED SUBSTANCE(S):
COPPER AND/OR COPPER ALLOYS AND COMPOUNDS (AS Cu):
LD 50 (RAT): 481 MG/KG

BORIC ACID:
LD 50 (RAT): 2,660 MG/KG

DERMAL:
PRODUCT: NOT CLASSIFIED

INHALATION:
PRODUCT: NOT CLASSIFIED

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:
NO CARCINOGENIC COMPONENTS IDENTIFIED

US. NATIONAL TOXICOLOGY PROGRAM (NTP) REPORT ON CARCINOGENS:
NO CARCINOGENIC COMPONENTS IDENTIFIED

US. OSHA SPECIFICALLY REGULATED SUBSTANCES (29 CFR 1910.1001-1050),
AS AMENDED: NO CARCINOGENIC COMPONENTS IDENTIFIED

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

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

ADDITIONAL TOXICOLOGICAL INFORMATION UNDER THE CONDITIONS OF USE:

ACUTE TOXICITY:
INHALATION:

SPECIFIED SUBSTANCE(S):

CARBON DIOXIDE:
LC LO (HUMAN, 5 MIN): 90000 PPM

CARBON MONOXIDE:
LC 50 (RAT, 4 H): 1300 PPM

NITROGEN DIOXIDE:
LC 50 (RAT, 4 H): 88 PPM

OZONE:
LC LO (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):
SILVER:
LC50 (RAINBOW TROUT,DONALDSON TROUT (ONCORHYNCHUS MYKISS), 96 H):
0.013 MG/L

COPPER AND/OR COPPER ALLOYS AND COMPOUNDS (AS Cu):
LC50 (FATHEAD MINNOW (PIMEPHALES PROMELAS), 96 H): 1.6 MG/L

ZINC:
LC50 (FATHEAD MINNOW (PIMEPHALES PROMELAS), 96 H): 1.277 - 3.649 MG/L

BORIC ACID:
LC50 (PIMEPHALES PROMELAS, 96 H): 79.7 MG/L

AQUATIC INVERTEBRATES:
PRODUCT: NOT CLASSIFIED.

SPECIFIED SUBSTANCE(S):
SILVER:
LC50 (WATER FLEA (DAPHNIA PULEX), 48 H): 0.014 MG/L

COPPER AND/OR COPPER ALLOYS AND COMPOUNDS (AS Cu):
EC50 (WATER FLEA (DAPHNIA MAGNA), 48 H): 0.102 MG/L

ZINC:
EC50 (WATER FLEA (DAPHNIA MAGNA), 48 H): 2.8 MG/L

BORIC ACID:
LC50 (HYALELLA AZTECA, 96 H): 64 MG/L

CHRONIC HAZARDS TO THE AQUATIC ENVIRONMENT:
FISH:
PRODUCT: NOT CLASSIFIED.

AQUATIC INVERTEBRATES:
PRODUCT: NOT CLASSIFIED.

TOXICITY TO AQUATIC PLANTS:
PRODUCT: NOT CLASSIFIED.

SPECIFIED SUBSTANCE(S):
COPPER AND/OR COPPER ALLOYS AND COMPOUNDS (AS Cu):
LC50 (GREEN ALGAE (SCENEDESMUS DIMORPHUS), 3 D): 0.0623 MG/L

PERSISTENCE AND DEGRADABILITY:
BIODEGRADATION:
PRODUCT: NO DATA AVAILABLE.

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

SPECIFIED SUBSTANCE(S):
COPPER AND/OR COPPER ALLOYS AND COMPOUNDS (AS Cu):
BLUE-GREEN ALGAE (ANACYSTIS NIDULANS), BIOCONCENTRATION FACTOR (BCF):
36.01 (STATIC)

ZINC:
BROWN SHRIMP (PENAEUS AZTECUS), BIOCONCENTRATION FACTOR (BCF):
>400 - <600 (STATIC)

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:
DISPOSE OF THIS MATERIAL AND ITS CONTAINER TO HAZARDOUS OR SPECIAL WASTE
COLLECTION POINT.

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:
UN PROPER SHIPPING NAME: NOT DG REGULATED

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

PACKING GROUP:

MARINE POLLUTANT: NO

IMDG:
UN 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:
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:
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):

CHEMICAL IDENTITY         REPORTABLE QUANTITY

ZINC                      DE MINIMIS CONCENTRATION:
                          1.0% ONE-TIME EXPORT NOTIFICATION ONLY.

US. OSHA SPECIFICALLY REGULATED SUBSTANCES (29 CFR 1910.1001-1050), AS
AMENDED: NONE PRESENT OR NONE PRESENT IN REGULATED QUANTITIES.

CERCLA HAZARDOUS SUBSTANCE LIST (40 CFR 302.4):

CHEMICAL IDENTITY                                      REPORTABLE QUANTITY

SILVER                                                 1000 LBS.

COPPER AND/OR COPPER ALLOYS AND COMPOUNDS (AS Cu)      5000 LBS.

ZINC                                                   1000 LBS.

SUPERFUND AMENDMENTS AND REAUTHORIZATION ACT OF 1986 (SARA):

HAZARD CATEGORIES: NOT CLASSIFIED

SARA 302 EXTREMELY HAZARDOUS SUBSTANCE:
NONE PRESENT OR NONE PRESENT IN REGULATED QUANTITIES.

SARA 304 EMERGENCY RELEASE NOTIFICATION:

CHEMICAL IDENTITY                                      REPORTABLE QUANTITY

SILVER                                                 1000 LBS.

COPPER AND/OR COPPER ALLOYS AND COMPOUNDS (AS Cu)      5000 LBS.

ZINC                                                   1000 LBS.

SARA 311/312 HAZARDOUS CHEMICAL:

CHEMICAL IDENTITY                      THRESHOLD PLANNING QUANTITY

SILVER                                 10000 LBS

COPPER AND/OR COPPER ALLOYS            10000 LBS
AND COMPOUNDS (AS Cu)

ZINC                                   10000 LBS

POTASSIUM FLUOROBORATE                 10000 LBS

BORIC ACID                             10000 LBS

POTASSIUM TETRABORATE TETRAHYDRATE     10000 LBS

METHACRYLATE POLYMER                   10000 LBS

TIN                                    10000 LBS

SARA 313 (TRI REPORTING):

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

SILVER                  10000 LBS              25000 LBS.

COPPER AND/OR COPPER    10000 LBS              25000 LBS.
ALLOYS AND COMPOUNDS
(AS Cu)

ZINC                    10000 LBS              25000 LBS.

CLEAN WATER ACT SECTION 311 HAZARDOUS SUBSTANCES (40 CFR 117.3):
NONE PRESENT OR NONE PRESENT IN REGULATED QUANTITIES.

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:
NO INGREDIENT REQUIRING A WARNING UNDER CA PROP 65.

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:
SILVER
COPPER AND/OR COPPER ALLOYS AND COMPOUNDS (AS Cu)
ZINC
BORIC ACID
POTASSIUM TETRABORATE TETRAHYDRATE
TIN

US. MASSACHUSETTS RTK - SUBSTANCE LIST:
NO INGREDIENT REGULATED BY MA RIGHT-TO-KNOW LAW PRESENT.

US. PENNSYLVANIA RTK - HAZARDOUS SUBSTANCES:
CHEMICAL IDENTITY:
SILVER
COPPER AND/OR COPPER ALLOYS AND COMPOUNDS (AS Cu)
ZINC
TIN

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
ZINC
POTASSIUM FLUOROBORATE

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:
AUSTRALIA AICS: ON OR IN COMPLIANCE WITH THE INVENTORY

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

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

PHILIPPINES PICCS:
ONE OR MORE COMPONENTS ARE NOT LISTED OR ARE EXEMPT FROM LISTING.

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

NEW ZEALAND INVENTORY OF CHEMICALS:
ONE OR MORE COMPONENTS ARE NOT LISTED OR ARE EXEMPT FROM LISTING.

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


16. OTHER INFORMATION 


DEFINITIONS:

REVISION DATE: 04/13/2020

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) 2019 LINCOLN GLOBAL, INC. ALL RIGHTS RESERVED.

SDS_NORTH AMERICA - 200000007383