MATHESON TRI-GAS, INC. -- HELIUM -- - 
=====================  Product Identification  =====================

Product ID:HELIUM
MSDS Date:Jan 24 1989
Kit Part:=== Responsible Party ===
Company Name:MATHESON TRI-GAS, INC.
Address:959 ROUTE 46 EAST
City:PARSIPPANY
State:NJ
ZIP:07054-0624
Country:US
Info Phone Num:(USA) 973-257-1100, (WHITBY) 905-668-3570, (EDMONTON)
    780-471-4036
Chemtrec Ind/Phone:18004249300
=== Contractor Identification ===
Company Name:MATHESON TRI-GAS, INC.
Address:959 ROUTE 46 EAST
Box:City:PARSIPPANY
State:NJ
ZIP:07054-0624
Country:US
Phone:(USA) 973-257-1100, (WHITBY) 905-668-3570, (EDMONTON)
    780-471-4036
CAGE:Company Name:MATHESON TRI-GAS, INC.
Address:530 WATSON STREET
Box:City:WHITBY
State:ZIP:L1N 5R9
Country:ONTARIO, CANADA
Phone:(USA) 973-257-1100, (WHITBY) 905-668-3570, (EDMONTON)
    780-471-4036
CAGE:


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

Ingred Name:HELIUM
CAS:7440-59-7
Fraction by Wt: 100.0%

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

Reports of Carcinogenicity:NTP:No    IARC:No	OSHA:No
Health Hazards Acute and Chronic:INHALATION: SHORT TERM EXPOSURE:
    nausea, vomiting, dizziness, tingling sensation, suffocation,
    convulsions, coma LONG TERM EXPOSURE: no information on significant
    adverse effects SKIN CONTACT: SHORT TERM EXPOSURE: no information
    on significant adverse effects LONG TERM EXPOSURE: no information
    is available EYE CONTACT: SHORT TERM EXPOSURE: no information on
    significant adverse effects LONG TERM EXPOSURE: no information is
    available INGESTION: SHORT TERM EXPOSURE: no information on
    significant adverse effects LONG TERM EXPOSURE: no information is
    available
Medical Cond Aggravated by Exposure:

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

First Aid: INHALATION: If adverse effects occur, remove to
    uncontaminated area. Give artificial respiration if not breathing.
    If breathing is difficult, oxygen should be administered by
    qualified personnel. Get immediate medical attention. SKIN CONTACT:
    Wash exposed skin with soap and water. EYE CONTACT: Flush eyes with
    plenty of water. INGESTION: If a large amount is swallowed, get
    medical attention. NOTE TO PHYSICIAN: For inhalation, consider
    oxygen.

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

Extinguishing Media:carbon dioxide, regular dry chemical Large fires:
    Use regular foam or flood with fine water spray.
Fire Fighting Procedures:Move container from fire area if it can be
    done without risk. Cool containers with water spray until well
    after the fire is out. Stay away from the ends of tanks. Withdraw
    immediately in case of rising sound from venting safety device or
    any discoloration of tanks due to fire. For tank, rail car or tank
    truck, evacuation radius: 800 meters (1/2 mile).
Unusual Fire/Explosion Hazard:Negligible fire hazard. Containers may
    rupture or explode if exposed to heat.

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

Spill Release Procedures:Stop leak if possible without personal risk.
    Keep unnecessary people away, isolate hazard area and deny entry.
    Stay upwind and keep out of low areas.
Neutralizing Agent:

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

Handling and Storage Precautions:Store and handle in accordance with
    all current regulations and standards. Subject to storage
    regulations: U.S. OSHA 29 CFR 1910.101. Keep separated from
    incompatible substances.
Other Precautions:

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

Respiratory Protection:Under conditions of frequent use or heavy
    exposure, respiratory protection may be needed. Respiratory
    protection is ranked in order from minimum to maximum. Consider
    warning properties before use. For Unknown Concentrations or
    Immediately Dangerous to Life or Health - Any supplied-air
    respirator with full facepiece and operated in a pressure-demand or
    other positive-pressure mode in combination with a separate escape
    supply. Any self-contained breathing apparatus with a full
    facepiece.
Ventilation:Provide local exhaust ventilation system. Ensure compliance
    with applicable exposure limits.
Protective Gloves:Protective gloves are not required.
Eye Protection:Eye protection not required, but recommended.
Other Protective Equipment:Protective clothing is not required.
Supplemental Safety and Health
 HELIUM: ACGIH (simple asphyxiant)

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

Boiling Pt:-452 F (-269 C)
Melt/Freeze Pt:-458 F (-272 C) @ 26 atm
Vapor Pres:1719 mmHg @ -268 C
Vapor Density:0.138
Spec Gravity:Not applicable
pH:Not applicable
Evaporation Rate & Reference:Not applicable
Solubility in Water:0.94% @ 0 C
Appearance and Odor:PHYSICAL STATE:gas COLOR:colorless ODOR:odorless
Corrosion Rate:

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

Stability Indicator/Materials to Avoid:Stable at normal temperatures
    and pressure.
Stability Condition to Avoid:Protect from physical damage and heat.
    Containers may rupture or explode if exposed to heat.
Hazardous Decomposition Products:Thermal decomposition products:
    miscellaneous decomposition products Thermal decomposition
    products: miscellaneous decomposition products
Conditions to Avoid Polymerization:Will not polymerize.

===================  Toxicological Information	===================

Toxicological Information:Not available

=====================  Ecological Information  =====================

Ecological:Not available

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

Waste Disposal Methods:Dispose in accordance with all applicable
    regulations.

===================  MSDS Transport Information  ===================

Transport Information:U.S. DOT 49 CFR 172.101: PROPER SHIPPING NAME:
    Helium, compressed ID NUMBER: UN1046 HAZARD CLASS OR DIVISION: 2.2
    LABELING REQUIREMENTS: Nonflammable gas

=====================  Regulatory Information  =====================

SARA Title III Information:  SARA TITLE III SECTION 302 EXTREMELY
    HAZARDOUS SUBSTANCES (40 CFR 355.30): Not regulated.  SARA TITLE
    III SECTION 304 EXTREMELY HAZARDOUS SUBSTANCES (40 CFR 355.40): Not
    regulated.	SARA TITLE III SARA SECTIONS 311/312 HAZARDOUS
    CATEGORIES (40 CFR 370.21):   ACUTE: Yes  CHRONIC: No  FIRE: No 
    REACTIVE: No  SUDDEN RELEASE: Yes  SARA TITLE III SECTION 313 (40
    CFR 372.65): Not regulated.
Federal Regulatory Information:CERCLA SECTIONS 102a/103 HAZARDOUS
    SUBSTANCES (40 CFR 302.4): Not regulated. OSHA PROCESS SAFETY
    (29CFR1910.119): Not regulated.
State Regulatory Information: California Proposition 65: Not regulated.

=======================  Other Information  =======================

 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
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 particular situation.