Product ID:LIQUID ARGON
MSDS Date:10/01/1985
FSC:6830
NIIN:01-362-8655
MSDS Number: CCPJK

LIQUID AIR CORP

2121 N CALIFORNIA BLVD
WALNUT CREEK, CA 94596
US

Emergency Phone: 800-424-9300(CHEMTREC)

Info Phone: 415-977-6500

Cage: 18260

LIQUID AIR CORP ONE CALIFORNIA PLAZA

WALNUT CREEK, CA 94596 US

Telephone: 415-977-6500

Cage: 18260

ARGON

CAS: 7440-37-1

RTECS: CF2300000

Fraction By Weight: 39.948%

OSHA PEL N/K

ACGIH TLV: ASPHYXIANT; 9495

THE SURROUNDINGS; LOSS OF TACTILE SENSATIONS;

RTECS: 9999999ZZ

IT IS POSS THAT NONE OF THE ABOVE SYMP MAY OCCUR IN

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SYMP. CONTACT W/CRYOGENIC LIQ/COLD PIPING CONTAINING

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CONTACT OR IF SPLASHED INTO THE EYES. FOR ADDITIONAL

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FOR DERMAL CNTCT/FROSTBITE, FLUSH

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SHOULD SEE THE PATIENT PROMPTLY IF THE CRYOGENIC

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CALL MD IMMEDIATELY . EYES

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OF 15 MINUTES, SEEK ASSISTANCE FROM MD .

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ARGON IS HEAVIER THAN AIR & LEAKING GAS

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WARNING. LIQ ARGON CANNOT BE HANDLED IN CARBON/LOW

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ARE ACCEPTABLE AS ARE COPPER & ITS ALLOYS, NICKEL &

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INCONEL, AND BERYLLIUM. ALSO SEE CGA SAFETY BULLETIN

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CUSTOMER-SITE VESSELS SHOULD BE OPERATED I/A/W/MFR'S

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ATTEMPT TO REPAIR, ADJUST/IN ANY OTHER WAY MODIFY

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OR OTHER TYPE OF OPERATIONAL PROBLEM W/THE VESSEL,

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LIQ ARGON CYLINDERS SHOULD BE USED ONLY IN WELL-VENT

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INSTRUCTIONS. THESE CYLINDERS MUST ALWAYS BE KEPT IN

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NEEDED FOR THEIR MOVEMENT. A "FIRST IN-FIRST OUT"

RTECS: 9999999ZZ

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ARGON IS DEFINED AS A SIMPLE
ASPHYXIANT. OXYGEN LEVELS SHOULD BE MAINT AT GREATER THAN 18 MOLAR
PERCENT AT NORM ATM PRESS WHICH IS EQUIV TO A PARTIAL PRESS OF 135
MM HG (ACGIH, 1984-85). NOTE: EXPECT WHERE SPECIFIED, THE HLTH HAZ
DATA & MOST OF THE OTHER DATA IN THIS MSDS ARE FOR GASEOUS ARGON.
ONE (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:HLTH HAZ:VOL OF LIQ ARGON AT ITS BP & ATM PRESS
WILL VAPORIZE INTO APPROX 840 VOLS OF GASEOUS ARGON AT 70F (21.1C)
& ATM. EFTS OF EXPOS TO HIGH CONC SO AS TO DISPLACE THE OXYGEN IN
AIR NEC FOR LIFE MA Y INCL ANY, ALL/NONE OF THE FOLLOWING: LOSS OF
BALANCE & DIZZ; TIGHTNESS IN THE FRONTAL AREA OF THE
FOREHEAD;(SUPDAT)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:PROMPT MED ATTN IS MANDATORY IN ALL CASES OF OVEREXP TO
ARGON. RESCUE PERS SHOULD BE EQUIPPED W/SCBA. INHAL: CONSCIOUS PERS
SHOULD BE ASSISTED TO AN UNCONTAMINATED AREA & INHALE FRESH AIR.
QUICK REMOV AL FROM THE CONTAM AREA IS MOST IMPORTANT. UNCON PERS
SHOULD BE MOVED TO AN UNCONTAMINATED AREA, GIVEN MOUTH-TO-MOUTH
RESUSCITATION & SUPP OXYGEN. MED ASSISTANCE SHOULD BE SOUGHT IMMED.
(ING 6)

Extinguishing Media:NONFLAMMABLE, INERT. MEDIA SUITABLE FOR SURROUNDING
FIRE .
Fire Fighting Procedures:USE NIOSH APPROVED SCBA & FULL PROTECTIVE
EQUIPMENT .
Unusual Fire/Explosion Hazard:NOT APPLICABLE.

Spill Release Procedures:LIQUID ARGON IS DELIVERED TO A CUSTOMER INTO
STATIONARY VACUUM-JACKETED VESSELS AT THE CUSTOMER'S LOCATION OR IN
PORTABLE VACUUM-JACKETED "LIQUID" CYLINDERS.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:SEE SPILL PROCEDURES. ALSO SEE CGA
SAFETY BULLETIN SB-2 & CGA PAMPHLETS P-9, P-12 & P-14. DO NOT STORE
CYLINDER IN SUB-SURFACE/CLOSED AREAS. (ING 10)
Other Precautions:LIQUEFIED GAS CYLINDERS SHOULD NOT BE REFILLED EXCEPT
BY QUALIFIED PRODUCERS OF THESE PRODUCTS. SHIPMENT OF A COMPRESSED
GAS CONTAINER WHICH HAS NOT BEEN FILLED BY THE OWNER/WITH HIS
(WRITTEN) CONSENT IS A VIOLATION OF FEDERAL LAW (49CFR).

Respiratory Protection:USE NIOSH APPROVED POSITIVE PRESSURE AIR LINE
WITH MASK OR SELF-CONTAINED BREATHING APPARATUS SHOULD BE AVAILABLE
FOR EMERGENCY USE.
Ventilation:TO PVNT ACCUMULATION OF HIGH CONCENTRATIONS SO AS TO REDUCE
THE OXYGEN LEVEL IN THE AIR TO LESS THAN 18 MOLAR PERCENT.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPROVED CHEM WORKERS GOGGS .
Other Protective Equipment:EYE WASH FOUNTAIN & DELUGE SHOWER WHICH MEET
ANSI DESIGN CRITERIA . SAFETY SHOES.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
VP:@ 70F (21.1C) ABOVE THE CRITICAL TEMP OF -188.12F (-122.29C). SOL IN
H*2O: @ 68F (20C) BUNSEN COEFFICIENT =0.0340. EFTS OF
OVEREXP:TINGLING OF THE TONGUE, FINGERTIPS OR TOES; WEAKENED SPEECH
LEADIN G TO THE INABILITY TO UTTER SOUNDS; RAPID REDUCTION IN THE
ABILITY TO PERFORM MOVEMENTS; REDUCED CONSCIOUSNESS OF(ING 2)

Boiling Pt:B.P. Text:-303F,-186C
Vapor Pres:SUPDAT
Solubility in Water:SUPDAT
Appearance and Odor:CLEAR, SLIGHTLY TINTED, ODORLESS LIQUID.

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

Waste Disposal Methods:DISPOSAL MUST BE IN ACCORDANCE WITH FEDERAL,
STATE AND LOCAL REGULATIONS .

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.