BIG THREE INDUSTRIES, INC -- HELIUM  -- 6830-00-660-0026
<pre>=====================  Product Identification  =====================

Product ID:HELIUM
MSDS Date:08/25/1989
FSC:6830
NIIN:00-660-0026
=== Responsible Party ===
Company Name:BIG THREE INDUSTRIES, INC
Address:3535 W 12TH ST
Box:3047
City:HOUSTON
State:TX
ZIP:77253
Country:US
Info Phone Num:713-868-0202
Emergency Phone Num:713-868-0202
CAGE:17688
=== Contractor Identification ===
Company Name:AIR LIQUIDE AMERICA CORPORATION
Address:2700 POST OAK DRIVE
Box:City:HOUSTON
State:TX
ZIP:77056-8229
Country:US
Phone:713-896-2896;800-231-1366
CAGE:17688

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

Ingred Name:HELIUM
CAS:7440-59-7
RTECS #:MH6520000
Fraction by Wt: 100%

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

Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:HELIUM IS NONTOXIC, BUT MAY CAUSE
    SUFFOCATION BY DISPLACING OXYGEN IN THE AIR. EXPOSURE TO
    OXYGEN-DEFICIENT ATMOSPHERES MAY CAUSE DIZZINESS, NAUSEA, VOMITING,
    DIMINISHED MENTAL ALERTNESS, LOSS OF CONS CIOUSNESS, AND DEATH. IT
    SHOULD BE RECOGNIZED THAT COLLAPSE & ASPHYXIATION MAY OCCUR WITHOUT
    ANY OF THE ABOVE SYMPTOMS.

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

First Aid:PERSONS SUFFERING FROM LACK OF OXYGEN SHOULD BE MOVED INTO
    FRESH AIR. IF VICTIM IS NOT BREATHING, ADMINISTER ARTIFICIAL
    RESPIRATION. IF BREATHING IS DIFFICULT, ADMINISTER OXYGEN. OBTAIN
    PROMPT MEDICAL  ATTENTION.

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

Extinguishing Media:MATERIAL NONFLAMMABLE. HELIUM NEITHER
    BURNS/SUPPORTS COMBUSTION. USE EXTINGUISH MEDIA APPROPRIATE FOR
    SURROUNDING FIRE.
Fire Fighting Procedures:NONE. HELIUM WILL ACT AS A SIMPLE ASPHYXIANT
    IF IT DISPLACES OXYGEN. IF POSSIBLE, REMOVE HELIUM CYLINDERS FROM
    FIRE AREA OR COOL W/WATER. SCBA MAY BE REQUIRED.
Unusual Fire/Explosion Hazard:PRESSURE CAN BUILD UP DUE TO HEAT AND
    CYLINDER MAY EXPLODE IF PRESSURE RELIEF DEVICES SHOULD FAIL TO
    RELIEVE PRESSURE.

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

Spill Release Procedures:EVACUATE UNNEEDED PERSONNEL. SHUT OFF HELIUM
    SOURCE IF POSS VENT ENCLOSED AREAS OR REMOVE CYLINDERS TO OUTDOORS
    TO PREVENT FORMATION OF OXYGEN-DEFICIENT ATMOSPHERES. IF LEAKING
    FROM CONTAINER/VALVE, C ONTACT CLOSEST BIG THREE INDUSTRIES OR
    SUPPLIER.

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

Handling and Storage Precautions:STORE AND USE WITH ADEQUATE
    VENTILATION. CYLINDERS SHOULD BE STORED UPRIGHT WITH VALVE
    PROTECTION CAP IN PLACE AND FIRMLY SECURED TO PREVENT FALLING *
Other Precautions:*OR BEING KNOCKED OVER. PROTECT CYLINDERS FROM
    PHYSICAL DAMAGE: DO NOT DRAG, ROLL, SLIDE OR DROP. USE A SUITABLE
    HAND TRUCK FOR CYLINDER MOVEMENT. DO NOT ALLOW THE TEMPERATURE
    WHERE CYLINDERS ARE STOR ED TO EXCEED 125 F (52 C).

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

Respiratory Protection:USE SELF-CONTAINED BREATHING APPARATUS OR
    POSITIVE PRESSURE AIR LINE WITH MASK IN OXYGEN-DEFICIENT
    ATMOSPHERES. RESPIRATORS WILL NOT FUNCTION.
Ventilation:ADEQUATE TO AVOID LOWERING OXYGEN CONTENT TO BELOW 19.5%
    (OXYGEN DEFICIENT ATMOSPHERE). LOCAL/MECHANICAL EXHAUST-YES.
Eye Protection:SAFETY GLASSES RECOMMENDED.
Other Protective Equipment:SAFETY SHOES WHEN HANDLING CYLINDERS.
Supplemental Safety and Health
HELIUM IS A SIMPLE ASPHYXIANT.

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

HCC:G3
Boiling Pt:B.P. Text:-452F,-269C
Decomp Temp:Decomp Text:*LB/CU FT
Vapor Density:0.01034 *
Spec Gravity:0.138
Solubility in Water:0.94 SCC/100 CC
Appearance and Odor:COLORLESS, ODORLESS, TASTELESS GAS

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

Stability Indicator/Materials to Avoid:YES

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

Waste Disposal Methods:DO NOT ATTEMPT TO DISPOSE OF RESIDUAL OR UNUSED
    QUANTITIES. RETURN TO YOUR SUPPLIER FOR DISPOSAL. FOR EMERGENCY
    DISPOSAL, SECURE CYLINDER AND VENT SLOWLY TO THE ATMOSPHERE IN A
    WELL-VENTILATED AREA OR  OUTDOORS.

 Disclaimer (provided with this information by the compiling agencies):
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 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
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 particular situation.