UNION CARBIDE CORP, LINDE DIV -- HELIUM  -- 6830-00-397-2793
<pre>=====================  Product Identification  =====================

Product ID:HELIUM
MSDS Date:09/01/1985
FSC:6830
NIIN:00-397-2793
=== Responsible Party ===
Company Name:UNION CARBIDE CORP, LINDE DIV
Address:39 OLD RIDGEBURY RD
City:DANBURY
State:CT
ZIP:06817-0001
Info Phone Num:304-744-3487
Emergency Phone Num:304-744-3487
CAGE:36346
=== Contractor Identification ===
Company Name:UNION CARBIDE CORP   LINDE DIV
Address:39 OLD RIDGEBURY RD
Box:City:DANBURY
State:CT
ZIP:06817-0001
Country:US
Phone:800-822-4357; 304-744-3487
CAGE:36346

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

Ingred Name:HELIUM
CAS:7440-59-7
RTECS #:MH6520000
Fraction by Wt: 100%
OSHA PEL:SIMPLE ASPHYXIANT
ACGIH TLV:SIMPLE ASPHYXIANT

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

LD50 LC50 Mixture:SIMPLE ASPHYXIANT
Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE: ASPHYXIANT. MODERATE
    CONCENTRATIONS MAY CAUSE HEADACHE, DROWSINESS, DIZZINESS,
    EXCITATION, EXCESS SALIVATION, VOMITING AND UNCONSCIOUSNESS.
    CHRONIC: NO EVIDENCE OF ADVERSE EFFECTS FROM AVAILABL E
    INFORMATION.
Explanation of Carcinogenicity:NOT LISTED.
Effects of Overexposure:INHALATION: ASPHYXIANT. MODERATE CONCENTRATIONS
    MAY CAUSE HEADACHE, DROWSINESS, DIZZINESS, EXCITATION, EXCESS
    SALIVATION, VOMITING AND UNCONSCIOUSNESS.
Medical Cond Aggravated by Exposure:OVEREXPOSURE IS UNLIKELY TO
    AGGRAVATE EXISTING MEDICAL CONDITIONS.

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

First Aid:INHALATION: REMOVE TO FRESH AIR. GIVE ARTIFICIAL RESPIRATION
    IF NOT BREATHING. GIVE OXYGEN IF BREATHING IS DIFFICULT. CALL A
    PHYSICIAN. EYES:FLUSH WITH WATER. SKIN:WASH WITH SOAP AND WATER.
    NOT TO PHY SICIAN: THERE IS NO SPECIFIC ANTIDOTE. THIS PRODUCT IS
    INERT. TREATMENT OF OVEREXPOSURE SHOULD BE DIRECTED AT THE CONTROL
    OF SYMPTOMS AND THE CLINICAL CONDITION.

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

Flash Point:NONE
Autoignition Temp:Autoignition Temp Text:2 LBS
Extinguishing Media:HELIUM CANNOT CATCH FIRE. USE MEDIA APPROPRIATE FOR
    SURROUNDING FIRE.
Fire Fighting Procedures:EVACUATE ALL PERSONNEL FROM DANGER AREA.
    IMMEDIATELY DELUGE CONTAINERS WITH WATER SPRAY FROM MAXIMUM
    DISTANCE UNTIL COOL, THEN MOVE CONTAINERS AWAY FROM AREA.
Unusual Fire/Explosion Hazard:HELIUM CANNOT CATCH FIRE. CONTAINER MAY
    RUPTURE DUE TO HEAT OF FIRE. KEEP TEMPERATURE BELOW 125F. MOST
    CONTAINERS HAVE A PRESSURE RELIEF VALVE TO VENT CONTENTS.

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

Spill Release Procedures:EVACUATE ALL PERSONNEL FROM DANGER AREA. USE
    SELF-CONTAINED BREATHING APPARATUS WHERE NEEDED. SHUT OFF LEAK IF
    WITHOUT RISK. VENTILATE AREA OF LEAK OR MOVE LEAKING CONTAINER TO
    WELL-VENTILATED AREA. T EST AREA FOR SUFFICIENT OXYGEN PRIOR
    TOENTRY.
Neutralizing Agent:NONE

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

Handling and Storage Precautions:NEVER WORK ON A PRESSURIZED SYSTEM. IF
    THERE IS A LEAK, CLOSE THE CYLINDER VALVE, BLOW DOWN THE SYSTEM BY
    VENTING TO A SAFE PLACE, THEN REPAIR LEAK.
Other Precautions:CAUTION:HIGH PRESSURE GAS. USE PIPING & EQUIPMENT
    ADEQUATELY DESIGNED TO WITHSTAND PRESSURES TO BE ENCOUNTERED. CAN
    CAUSE RAPID SUFFOCATION DUE TO OXYGEN DEFICIENCY. STORE & USE WITH
    ADEQUATE VENTILAT ION. CLOSE VALVE WHEN NOT IN USE/EMPTY.

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

Respiratory Protection:USE NIOSH/MSHA APPROVED RESPIRATOR IN ACCORDANCE
    WITH OSHA 29 CFR 1910.134.
Ventilation:LOCAL EXHAUST PREFERRED, MECHANICAL ACCEPTABLE.
Protective Gloves:WORK GLOVES FOR CYLINDER HANDLING.
Eye Protection:SELECT GOGGLES I/A/W OSHA 29 CFR1910.133
Other Protective Equipment:METATARSEL SHOES FOR CYLINDER HANDLING (OSHA
    29 CFR1910.132 & 133).
Work Hygienic Practices:NONE
Supplemental Safety and Health
DO NOT STRIKE ARC ON CYLINDER. FOR SAFETY INFORMATION ON GENERAL
    HANDLING OF COMPRESSED GAS CYLINDERS, OBTAIN A COPY OF PAMPHLET
    P-1, "SAFE HANDLING OF COMPRESSED GASES IN CONTAINERS" FROM THE
    COMPRES SED GAS ASSOCIATION, INC. 1235 JEFFERSON DAVIS HIGHWAY,
    ARLINGTON, VA 22202.

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

HCC:G3
Boiling Pt:B.P. Text:-452F,-269C
Vapor Pres:GAS
Vapor Density:0.138
Spec Gravity:GAS
Solubility in Water:NEGLIGIBLE
Appearance and Odor:COLORLESS GAS AT NORMAL TEMPERATURE AND PRESSURE;
    ODORLESS.
Percent Volatiles by Volume:100

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

Stability Indicator/Materials to Avoid:YES
NONE CURRENTLY KNOWN. HELIUM IS CHEMICALLY INERT.
Stability Condition to Avoid:HIGH TEMPERATURES ABOVE 125F.
Hazardous Decomposition Products:NONE

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

Waste Disposal Methods:SLOWLY RELEASE INTO ATMOSPHERE OUTDOORS. DISCARD
    ANY PRODUCT, RESIDUE, DISPOSABLE CONTAINER OR LINER IN AN
    ENVIRONMENTALLY ACCEPTABLE MANNER, IN FULL COMPLIANCE WITH
    FEDERAL,STATE AND LOCAL REGULATION S.

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