NATIONAL WELDERS -- UNAMIX 7 CARBON DIOXIDE-ARGON MIXTURE  -- 6830-00N037000
<pre>=====================  Product Identification  =====================

Product ID:UNAMIX 7 CARBON DIOXIDE-ARGON MIXTURE
MSDS Date:12/01/1991
FSC:6830
NIIN:00N037000
=== Responsible Party ===
Company Name:NATIONAL WELDERS
Address:810 GESCO
Box:31007
City:CHARLOTTE
State:NC
ZIP:28231
Country:US
Info Phone Num:704-333-5475
Emergency Phone Num:800-866-4422;800-424-9300(CHEMTREC)
CAGE:18264
=== Contractor Identification ===
Company Name:NATIONAL WELDERS SUPPLY CO INC
Address:810 GESCO ST
Box:31007
City:CHARLOTTE
State:NC
ZIP:28231
Country:US
Phone:704-333-5475
CAGE:18264

=============  Composition/Information on Ingredients  =============

Ingred Name:ING 12:ANSI Z-49-1 "SAFETY IN WELDING AND CUTTING"
    PUBLISHED BY THE AMERICAN WELDING SOCIETY.
RTECS #:9999999ZZ

Ingred Name:OTHER PREC:FULL CYLS BEING STORED FOR EXCESSIVE PERIODS OF
    TIME. FOR ADDNL STOR RECOM, CONSULT COMPRESSED GAS (ING 15)
RTECS #:9999999ZZ

Ingred Name:ING 14: ASSOC PAMPHLETS P-1, P-9, P-14, & SAFETY BULLETIN
    SB-2.USE ONLY IN WELL-VENT AREAS.VALVE PROT CAPS MUST (ING 16)
RTECS #:9999999ZZ

Ingred Name:ING 15: REMAIN IN PLACE UNLESS CYL IS SECURED W/VALVE
    OUTLET PIPED TO USE POINT.DO NOT DRAG/SLIDE/ROLL CYLS.USE (ING 17)
RTECS #:9999999ZZ

Ingred Name:ING 16: SUITABLE HAND TRUCK FOR CYL MOVEMENT. USE PRESS
    REDUCING REGULATOR WHEN CONNECTING CYL TO LOWER PRESS (ING 18)
RTECS #:9999999ZZ

Ingred Name:ING 17: (<3,000 PSIG) PIPING/SYS.DO NOT HEAT CYL BY ANY
    MEANS TO INCR DISCHARGE RATE OF PROD FROM CYL.USE CHECK (ING 19)
RTECS #:9999999ZZ

Ingred Name:ING 18:VALVE/TRAP IN DISCHARGE LINE TO PVNT HAZ BACK FLOW
    INTO CYL.FOR ADDNL HNDLG RECOM,CONSULT COMPRESSED GAS (ING 20)
RTECS #:9999999ZZ

Ingred Name:ING 19:ASSOC PAMPHLETS P-1,P-9,P-14,& SAFETY BULLETIN
    SB-2.COMPRESSED GAS CYLS SHOULD NOT BE REFILLED EXCEPT BY (ING 21)
RTECS #:9999999ZZ

Ingred Name:ING 20:QUALIFIED PRDCERS OF COMPRESSED GAS.SHIPMENT OF
    COMPRESSED GAS CYL WHICH HAS NOT BEEN FILLED BY OWNER OR (ING 22)
RTECS #:9999999ZZ

Ingred Name:ING 21:W/HIS (WRITTEN) CONSENT IS VIOLATION OF FED
    LAW(49CFR).CONSULT HAZ WARNINGS ON BOXES/CNTNRS (OR ON TAGS/ (ING
    23)
RTECS #:9999999ZZ

Ingred Name:ING 22:LBLS THEREON) CONTAINING BRAZING/WELDING FILLER
    METALS,FLUXES & FUSIBLE GRANULAR MATLS.SEE OSHA SFTY REGS(ING 24)
RTECS #:9999999ZZ

Ingred Name:ING 23:UNDER 29CFR 1910.252 "WELDING, CUTTING &
    BRAZING".ALSO SEE ACGIH "TLVS (1991-1992) FOR CHEM SUBSTANCES
    IN(ING 25)
RTECS #:9999999ZZ

Ingred Name:ING 24:WORK ENVIRON," APPENDIX B,SEC B2 "WELDING FUMES"
    (TOTAL PARTICULATE TLV-TWA, 5 MG/M3) FOR FURTHER INFORMATION.
RTECS #:9999999ZZ

Ingred Name:CARBON DIOXIDE. BP: -109.3F(-78.5). VP: 856 PSIA @ 70F
    (21.1C) (5900 KPA). SOLUBILITY: SOLUBLE.
CAS:124-38-9
RTECS #:FF6400000
OSHA PEL:5000 PPM
ACGIH TLV:5000PPM/30000STEL;93

Ingred Name:ARGON. BP: -302.6F(-185.9C). VP: ABOVE CRITICAL TEMPERATURE
    OF -188.1F(-122.3C) @ 70F(21.1C). SOLUBILITY: NEGLIGIBLE.
CAS:7440-37-1
RTECS #:CF2300000
ACGIH TLV:SIMPLE ASPHYXIANT

Ingred Name:SUPP DATA:SHADE WHICH IS TOO DARK TO SEE WELD ZONE.THEN GO
    TO NEXT LTR SHADE WHICH GIVES SUFF VIEW OF WELD ZONE. (ING 4)
RTECS #:9999999ZZ

Ingred Name:ING 3:PROVIDE PROT SCREENS & FLASH GOGGLES, IF NEC, TO
    SHIELD OTHERS FROM ARC RAYS RADIA WHICH CAN INJ EYES & BURN SKIN.
RTECS #:9999999ZZ

Ingred Name:VENT:USE ENOUGH VENT,LOC EXHST AT ARC/BOTH,TO KEEP WELDING
    FUMES & GASES < APPLIC TLV'S IN WORKER'S BRTHG ZONE & (ING 6)
RTECS #:9999999ZZ

Ingred Name:ING 5: GENERAL AREA. TRAIN THE WELDER TO KEEP HIS HEAD OUT
    OF THE FUMES.
RTECS #:9999999ZZ

Ingred Name:OTHER PROT EQUIP: INJ FROM RADIA, SPARKS & ELEC SHOCK. SEE
    ANSI Z-49-1.AT MIN, THIS INCL ARM PROT, APRONS, HATS, (ING 8)
RTECS #:9999999ZZ

Ingred Name:ING 7: SHOULDER PROT, AS WELL AS DARK SUBSTANTIAL CLTHG.
    TRAIN WELDER NOT TO TOUCH LIVE ELEC PARTS & TO INSULATE (ING 9)
RTECS #:9999999ZZ

Ingred Name:ING 8: HIMSELF FROM WORK AND GROUND.
RTECS #:9999999ZZ

Ingred Name:HLTH HAZ: FUMES MAY RSLT IN DISCOMFORT SUCH AS: DIZZ,
    NAUS/DRY/IRRIT OF NOSE/THROAT/EYES. LONG-TERM (CHRONIC) (ING 11)
RTECS #:9999999ZZ

Ingred Name:ING 10:OVEREXP MAY LEAD TO SIDEROSIS (IRON DEPOSITS IN
    LUNGS)& IS BELIEVED BY SOME INVESTIGATORS TO AFFECT PULM (ING 12)
RTECS #:9999999ZZ

Ingred Name:ING 11: FUNC.ARC RAYS CAN INJ EYES & BURN SKIN.ELEC SHOCK
    CAN KILL.AVOID BRTHG FUMES & GASES.USE ADEQ VENT. SEE (ING 13)
RTECS #:9999999ZZ

=====================  Hazards Identification  =====================

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:CARBON DIOXIDE IS MOST POWERFUL
    CEREBRAL VASODILATOR KNOWN. INHAL LRG CONCS CAUSES RAPID
    CIRCULATORY INSUFF LEADING TO COMA & DEATH. CHRONIC HARMFUL EFTS
    ARE NOT KNOWN FROM RPTD INHAL OF LOW (20-30%)  CONCS OF
    MIX.CAUTION: WELDING/BRAZING MAY PRDCE FUMES & GASES HAZ TO HLTH.
    SHORT-TERM (ACUTE OVEREXP TO WELDING (ING 10)
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:CONCENTRATIONS OF 20-30 PERCENT OF THIS MIXTURE
    WHEN INHALED WITH ADEQUATE OXYGEN IN THE AIR WILL CAUSE AN INCREASE
    IN THE RESPIRATORY RATE. HIGHER CONCENTRATIONS WILL CAUSE HEADACHE,
    NAUSEA AND EVENT UAL UNCONSCIOUSNESS.
Medical Cond Aggravated by Exposure:PERSONS IN ILL HEALTH WHERE SUCH
    ILLNESS WOULD BE AGGRAVATED BY EXPOSURE TO THIS MIXTURE SHOULD NOT
    BE ALLOWED TO WORK WITH OR HANDLE THIS PRODUCT.

=======================  First Aid Measures  =======================

First Aid:PROMPT MED ATTN IS MANDATORY IN ALL CASES OF OVEREXP TO
    MIX.RESCUE PERS SHOULD BE EQUIPPED W/NIOSH/MSHA APPRVD SCBA.INHAL:
    CONSCIOUS PERSONS SHOULD BE ASSISTED TO AN UNCONTAMD AREA & INHALE
    FRESH AIR. QUICK REMOVAL FROM CONTAMD AREA IS MOSTIMPORTANT.UNCON
    PERSONS SHOULD BE MOVED TO AN UNCONTAMD AREA, GIVEN ASSISTED RESP &
    SUPP OXYGEN.FURTHER TREATMENT SHOULD BE SYMP & SUPPORTIVE.INGEST:
    (SUPDAT)

=====================  Fire Fighting Measures  =====================

Extinguishing Media:NONFLAMMABLE GAS MIXTURE. USE MEDIA SUITABLE FOR
    SURROUNDING FIRE CONDITIONS .
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA AND FULL
    PROTECTIVE EQUIPMENT . IF CYLINDERS ARE INVOLVED IN FIRE, SAFELY
    RELOCATE OR KEEP COOL WITH WATER SPRAY.
Unusual Fire/Explosion Hazard:NONE.

==================  Accidental Release Measures  ==================

Spill Release Procedures:EVACUATE ALL PERSONNEL FROM AFFECTED AREA. USE
    APPROPRIATE PROTECTIVE EQUIPMENT. IF LEAK IS IN CONTAINER OR
    CONTAINER VALVE, CONTACT YOUR CLOSEST SUPPLIER LOCATION OR CALL
    EMERGENCY TELEPHONE NUMBER L ISTED HEREIN.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

======================	Handling and Storage  ======================

Handling and Storage Precautions:PROTECT CYLINDERS FROM PHYSICAL
    DAMAGE. STORE IN COOL, DRY, WELL-VENTILATED AREA AWAY FROM HEAVILY
    TRAFFICKED AREAS AND EMERGENCY EXISTS.
Other Precautions:DO NOT ALLOW TEMP WHERE CYLS ARE STORED TO EXCEED
    125F (52C). CYLS SHOULD BE STORED UPRIGHT & FIRMLY SECURED TO PVNT
    FALLING/BEING KNOCKED OVER.FULL & EMPTY CYLS SHOULD BE SEGREGATED.
    USE "FIRST IN-FI RST OUT" INVENTORY SYS TO PVNT (ING 14)

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:NIOSH/MSHA APPROVED POS PRESS AIR LINE MASK/SCBA
    SHOULD BE AVAIL FOR EMER USE. WHEN WELDING IN CONFINED SPACE/WHERE
    LOCAL EXHST/VENT DOES NOT KEEP EXPOS BELOW WELDING FUME TLV, USE
    NIOSH/MSHA APPROVED  POS PRESS AIR LINE WITH MASK OR SCBA.
Ventilation:TO PVNT ACCUMULATION OF HIGH CONCS OF GAS SO AS TO REDUCE
    OXYGEN LEV IN AIR TO <18 MOLAR PERCENT. WHEN WELDING, (ING 5)
Protective Gloves:WELDER'S GLOVES.
Eye Protection:CHEM WORK GOG/FULL LGTH FACESHLD(SUPDAT)
Other Protective Equipment:SAFETY SHOES & APPROP HEAD & EYE PROT WHEN
    WELDING.WHEN WELDING, WEAR HEAD, HAND & BODY PROT WHICH HELP TO
    PVNT (ING 7)
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
SPEC GRAV:1.44 @ 70F (21.1C) (AIR=1). FIRST AID PROC:CALL MD
    IMMED.SKIN:FLUSH W/COPIOUS AMTS OF WATER .EYE:FLUSH W/WATER FOR AT
    LST 15 MINS.WASH DISP METH:LISTED HEREIN.DISP I/A/W FE D,ST,& LOC
    REGS.EYE PROT:.WHEN WELDING,WEAR HELMET/USE FACESHLD W/FILTER
    LENS.AS GEN RULE,START W/ (ING 3)

==================  Physical/Chemical Properties  ==================

HCC:G3
Boiling Pt:B.P. Text:SEE INGS
Vapor Pres:SEE INGS
Spec Gravity:SUPP DATA
Solubility in Water:SEE INGREDIENTS
Appearance and Odor:COLORLESS, ODORLESS GAS.

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
NONE.
Stability Condition to Avoid:NONE.
Hazardous Decomposition Products:NONE.

====================  Disposal Considerations  ====================

Waste Disposal Methods:DO NOT ATTEMPT TO DISP OF WASTE/UNUSED
    QTYS.RETURN IN SHIPPING CNTNR PROPERLY LBLD, W/ANY VALVE OUTLET
    PLUGS/CAPS SECURED & VALVE PROT CAP IN PLACE TO YOUR SUPP.FOR EMER
    DISP ASSIST, CONT YOUR CLOSEST  SUPP LOCATION/CALL EMER TELEPHONE
    NUMBER (SUPDAT)

 Disclaimer (provided with this information by the compiling agencies):
 This information is formulated for use by elements of the Department
 of Defense.  The United States of America in no manner whatsoever,
 expressly or implied, warrants this information to be accurate and
 disclaims all liability for its use.  Any person utilizing this
 document should seek competent professional advice to verify and
 assume responsibility for the suitability of this information to their
 particular situation.