NATIONAL WELDERS -- ARGON - ARGON,TECHNICAL 
MATERIAL SAFETY DATA SHEET
NSN: 6830009351008
Manufacturer's CAGE: 0P941 
Part No. Indicator: A 
Part Number/Trade Name: ARGON 
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                            General Information
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Item Name: ARGON,TECHNICAL 
Company's Name: NATIONAL WELDERS 
Company's P. O. Box: 31007 
Company's City: CHARLOTTE 
Company's State: NC 
Company's Country: US 
Company's Zip Code: 28231 
Company's Emerg Ph #: 800-866-4422/CHEMTREC 800-424-9300 
Company's Info Ph #: 704-333-5475 
Distributor/Vendor # 1: NATIONAL WELDERS SUPPLY CO INC 
Distributor/Vendor # 1 Cage: 9C482 
Record No. For Safety Entry: 001 
Tot Safety Entries This Stk#: 004 
Status: SE 
Date MSDS Prepared: 01JAN91 
Safety Data Review Date: 13JAN97 
Supply Item Manager: CX 
MSDS Serial Number: BLMTX 
Specification Number: MIL-A-18455C 
Hazard Characteristic Code: G3 
Unit Of Issue: CY 
Unit Of Issue Container Qty: 224 CU FT 
Type Of Container: CYLINDER 
Net Unit Weight: 23.2 LBS 
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                     Ingredients/Identity Information
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Proprietary: NO 
Ingredient: ARGON *
Ingredient Sequence Number: 01 
Percent: UNKNOWN 
NIOSH (RTECS) Number: CF2300000 
CAS Number: 7440-37-1 * 
OSHA PEL: NOT ESTABLISHED * 
ACGIH TLV: ASPHYXIANT; 9192 * 
Other Recommended Limit: NONE SPECIFIED 
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                     Physical/Chemical Characteristics
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Appearance And Odor: COLORLESS, ODORLESS GAS
Boiling Point: -303F,-186C 
Melting Point: -309F,-189C 
Specific Gravity: 1.38 
Decomposition Temperature: UNKNOWN 
Solubility In Water: VERY SLIGHT 
Percent Volatiles By Volume: 100 
Corrosion Rate (IPY): UNKNOWN 
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                      Fire and Explosion Hazard Data
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Extinguishing Media: NONFLAMMABLE, INERT GAS
Special Fire Fighting Proc: WEAR A NIOSH-APPROVED SELF-CONTAINED BREATHING
APPARATUS OPERATED IN POSITIVE PRESSURE MODE & FULL PROTECTIVE EQUIPMENTS.
COOL FIRE EXPOSED CONTAINERS WITH H2O.
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                              Reactivity Data
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Stability: YES 
Cond To Avoid (Stability): NONE
Materials To Avoid: NONE
Hazardous Decomp Products: NONE
Hazardous Poly Occur: NO 
Conditions To Avoid (Poly): NOT RELEVANT
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                            Health Hazard Data
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Route Of Entry - Inhalation: YES 
Route Of Entry - Skin: NO 
Route Of Entry - Ingestion: NO 
Health Haz Acute And Chronic: ARGON IS NONTOXIC BUT THE LIBERATION OF A
LARGE AMOUNT IN A CONFINED AREA COULD DISPLACE THE AMOUNT OF OXYGEN IN AIR.
ARGON IS DEFINED AS A SIMPLE ASPHYXIANT.OXYGEN LEVELS SHOULD BE MAINTAINED
AT GREATER THAN 18 MOLAR PERCENT AT NORMAL ATMOSPHERIC PRESSURE WHICH IS
EQUIVALENT TO A PARTIAL PRESSURE OF 135 MM HG
Carcinogenicity - NTP: NO 
Carcinogenicity - IARC: NO 
Carcinogenicity - OSHA: NO 
Signs/Symptoms Of Overexp: INHALATION:HIGH CONCENTRATION OF ARGON
DISPLACES OXYGEN IN AIR NECESSARY FOR LIFE AND MAY CAUSE LOSS OF BALANCE/
DIZZINESS, TIGHTNESS IN THE FRONTAL AREA OF THE FOREHEAD & TINGLING IN THE
TONGUE,FINGERTIPS/TOES,WEAKENED SPEECH,REDUCED CONSCIOUSNESS,LOSS OF
TACTILE SENSATIONS AND HEIGHTENED MENTAL ACTIVITY.
Med Cond Aggravated By Exp: NONE
Emergency/First Aid Proc: PROMPT MEDICAL ATTENTION IS MANDATORY IN ALL
CASES OF OVEREXPOSURE TO ARGON.RESCUE PERSONNEL SHOULD BE EQUIPPED WITH
SELF-CONTAINED BREATHING APPARATUS.INHALATION:CONSCIOUS PERSONS SHOULD BE
ASSISTED TO AN UNCONTAMINATED AREA AND INHALE FRESH AIR.QUICK REMOVAL FROM
THE CONTAMINATED AREA IS MOST IMPORTANT.UNCONSCIOUS PERSONS SHOULD BE MOVED
TO FRESH AIR,GIVEN CPR AND SUPPLEMENTAL OXYGEN.
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                   Precautions for Safe Handling and Use
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Steps If Matl Released/Spill: EVACUATE ALL PERSONNEL FROM AFFECTED AREA.
USE APPROPRIATE PROTECTIVE EQUIPMENT. IF LEAK IS IN CONTAINER OR CONTAINER
VALVE, CONTACT YOUR SUPPLIER OR CALL THE EMERGENCY TELEPHONE NUMBER LISTED
HEREIN.
Neutralizing Agent: NONE
Waste Disposal Method: DO NOT ATTEMPT TO DISPOSE OF WASTE OR UNUSED
QUANTITIES.RETURN IN THE SHIPPING CONTAINER PROPERLY LABELED,WITH ANY VALVE
OUTLET PLUGS OR CAPS SECURED AND VALVE PROTECTION CAP IN PLACE TO YOUR
SUPPLIER.CALL THE EMERGENCY TELEPHONE NUMBER FOR DISPOSAL.
Precautions-Handling/Storing: STORE UPRIGHT,IN A COOL,DRY,WELL VENTILATED
AREA BELOW 131F.USE ONLY IN WELL VENTILATED AREA.DO NOT DRAG,SLIDE OR ROLL
CYLINDERS.
Other Precautions: DO NOT HEAT CYLINDER TO INCREASE THE DISCHARGE RATE OF
PRODUCT FROM THE CYLINDER.USE A FIRST-IN FIRST-OUT INVENTORY SYSTEM.VALVE
PROTECTION CAPS MUST REMAIN IN PLACE UNLESS CONTAINER IS SECURED WITH VALVE
OUTLET PIPED TO USE POINT.
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                             Control Measures
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Respiratory Protection: POSITIVE PRESSURE AIR LINE WITH MASK OR SELF-
CONTAINED BREATHING APPARATUS SHOULD BE AVAILABLE FOR EMERGENCY USE.
Ventilation: LOCAL EXHAUST
Protective Gloves: ANY MATERIAL 
Eye Protection: SAFETY GLASSES OR GOGGLES 
Other Protective Equipment: SAFETY SHOES
Work Hygienic Practices: WASH HANDS.
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                            Transportation Data
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Trans Data Review Date:   91068 
DOT PSN Code: BHZ 
DOT Proper Shipping Name: ARGON, COMPRESSED
DOT Class: 2.2 
DOT ID Number: UN1006 
DOT Label: NONFLAMMABLE GAS 
IMO PSN Code: BNB 
IMO Proper Shipping Name: ARGON, COMPRESSED
IMO Regulations Page Number: 2105 
IMO UN Number: 1006 
IMO UN Class: 2(2.2) 
IMO Subsidiary Risk Label: - 
IATA PSN Code: CJI 
IATA UN ID Number: 1006 
IATA Proper Shipping Name: ARGON, COMPRESSED
IATA UN Class: 2.2 
IATA Label: NON-FLAMMABLE GAS 
AFI PSN Code: CJI 
AFI Prop. Shipping Name: ARGON, COMPRESSED
AFI Class: 2.2 
AFI ID Number: UN1006 
AFI Basic Pac Ref: 6-6,6-10 
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                               Disposal Data
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                                Label Data
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Label Required: YES 
Technical Review Date: 20DEC91 
MFR Label Number: UNKNOWN 
Label Status: F 
Common Name: ARGON 
Signal Word: CAUTION! 
Acute Health Hazard-Slight: X 
Contact Hazard-None: X 
Fire Hazard-None: X 
Reactivity Hazard-None: X 
Special Hazard Precautions: ARGON IS NONTOXIC BUT A LARGE AMOUNT IN A
CONFINED AREA COULD DISPLACE OXYGEN IN AIR AND MAY CAUSE DIZZINESS,
TIGHTNESS IN FOREHEAD,TINGLING IN TONGUE,FINGERS/TOES,WEAKENED SPEECH,
REDUCED ABILITY TO MOVE,REDUCED CONSCIOUSNESS,LOSS OF TACTILE SENSATIONS
AND HEIGHTENED MENTAL ACTIVITY.STORAGE-STORE UPRIGHT,IN A COOL,DRY,WELL
VENTILATED AREA BELOW 131F.USE ONLY IN WELL VENTILATED AREA.DO NOT DRAG,
SLIDE OR ROLL CYLINDERS.FIRST AID-PROMPT MEDICAL ATTENTION IS MANDATORY IN
ALL CASES OF OVEREXPOSURE TO ARGON.RESCUE PERSONNEL SHOULD BE EQUIPPED WITH
SELF-CONTAINED BREATHING APPARATUS.INHALATION:FRESH AIR.GIVE CPR/OXYGEN IF
NECESSARY.
Protect Respiratory: Y 
Label Name: NATIONAL WELDERS 
Label P.O. Box: 31007 
Label City: CHARLOTTE 
Label State: NC 
Label Zip Code: 28231 
Label Country: US 
Label Emergency Number:  800-866-4422/CHEMTREC 800-424-9300 
Year Procured: 1992