=====================  Product Identification  =====================

MSDS NAME:HYDROGEN
NIIN:00-169-0792
MSDS Number: BHCZQ
=== Responsible Party ===
Company:UNION CARBIDE CORPORATION
Address:39 OLD RIDGEBURY ROAD
Box:NA
City:DANBURY
State:CT
ZIP:06817-0001
Country:US
Info Phone Num:ROUTINE INFO CONTACT LOCAL SUPPLIER
Emergency Phone Num:1-800-822-4357 CANADA 514-640-6400
CAGE:36346
=== Contractor Identification ===
Company:HAMPTON ROADS SUPPLY UNION CARBIDE LINDE DIVISION
Address:3450 VIRGINIA BEACH BLVD
Box:12567
City:NORFOLK
State:VA
ZIP:23502-3123
Country:US
CAGE:7D711
Company: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  =============

Name:HYDROGEN
CAS:1333-74-0
RTECS #:MW8900000

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

Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Health Hazards Acute and Chronic:EYE/SKIN: NO EVIDENCE OF ADVERSE
    EFFECTS FROM AVAILABLE INFORMATION. 	   INGESTION: UNLIKELY
    ROUTE OF EXPOSURE, THIS PRODUCT IS GAS		       
    INHALATION: ASPHYXIANT. MODERATE CONCENT RATIONS MAY CAUSE
    HEADACHE, DROWINESS,DIZZINESS, EXCITATION, EXCESS SALIVATION,
    VOMITING, & UNCONSCIOUSNESS.
Effects of Overexposure:HYDROGEN IS AN ASPHYXIANT. LACK OF OXYGEN CAN
    CAUSE DEATH.
Medical Cond Aggravated by Exposure:PHYSICAL/CHEMICAL PROPERTIES OF
    MATERIAL SUGGEST  THAT OVREXPOSURE IS UNLIKELY TO AGGRAVATE
    EXISTINGMEDICAL CONDITIONS.

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

First Aid:INGESTION: PRODUCT IS A GAS AT NORMAL TEMPERATURE & PRESSURE.
		      SKIN: WASH WITH SOAP & WATER.  EYE: FLUSH WITH
    WATER			     INHALATION: REMOVE TO FRESH AIR.
    GIVE OX YGEN IF BREATHING IS DIFFICULT. GIVEARTIFICIAL RESPIRATION
    IF NOT BREATHING. CALL A PHYSICIAN IMMEDIATELY.

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

Flash Point:FLAMMABLE GAS
Autoignition Temp:Autoignition Temp Text:****
Lower Limits:4
Upper Limits:75
Extinguishing Media:CO2, DRY CHEMICALS, WATER SPRAY, OR FOG
Fire Fighting Procedures:EVACUATE ALL PERSONNEL FROM DANGER
    AREA.IMMEDIATELY COOL CONTNR W/WTR SPRAY FROMMAX.DISTANCE.TAKING
    CARE NOT TO EXTINGUISH FLAMES.REMV IGNT SOURCE W/OUT RISKS.
Unusual Fire/Explosion Hazard:FLAME IS NEARLY INVISIBLE.ESCAPING GAS
    MAY IGNITE SPONTANEOUSLY.HYDROGEN HAS A  LOW IGNITION
    ENERGY.FIREBALL FORMED IF GAS CLOUD IS IGNITED IMMEDIATELY RELEASE.

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

Spill Release Procedures:REMOVE ALL SOURCES OF IGNT IF W/O RISK.REDUCE
    GAS W/FOG OR FINE WTR SPRAY. SHUTOFF LEAK IF W/O RISK.VENTILATE
    AREA OF LEAK/MOVE LEAKING CONTNR TO WELLVENTILATED AREA. USE SCBA
    WHERE NEEDED.IMMEDIATELY EVACUATE ALL PERSONNEL FROM DANGER AREA.

======================	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 SYSTM BY
    VENTING TO A SAFE PLACE,THEN REPAIR THE LEAK.
Other Precautions:PROTECT CYLINDERS FROM DIRECT SUNLIGHT & STORE IN
    WELL VENTILATED AREA. PROTECT CONTAINERS FROM PHYSICIAL DAMAGE. DO
    NOT LOAD TOGETHER W/EXPLOSIVES,POISONS,    RADIOACTIVE MATERIALS
    AND ORGANIC PEROXI DES.

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

Respiratory Protection:SELECT IN ACCORDANCE WITH OSHA 29 CFR 1910.134
Ventilation:LOCAL EXHAUST: EXPLOSION PROOF SYSTEM ACCEPTABLE.	       
    MECHANICAL (GENERAL): INADEQUATE
Protective Gloves:PREFERRED FOR CYLINDER HANDLING
Eye Protection:SELECT IN ACCORDANCE W/OSHA29CFR1910.133
Other Protective Equipment:METATARSAL SHOES FOR CYLINDER HANDLING.
    SELECT IN ACCORDANCEW/OSHA 29 CFR 1910.132 AND 1910.133
Supplemental Safety and Health
NK

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

Boiling Pt:B.P. Text:-422.99F
Vapor Pres:GAS
Vapor Density:0.0696
Spec Gravity:GAS
Evaporation Rate & Reference:NA
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
OXIDIZING AGENTS, LITHIUM, HALOGENS
Stability Condition to Avoid:KEEP AWAY FROM HEAT, SPARKS, AND OPEN
    FLAMES. KEEP AWAY FROMOXIDIZING AGENTS.
Hazardous Decomposition Products:NONE

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

Waste Disposal Methods:PREVENT WASTE FROM CONTAMINATING SURROUNDING
    AREA.DISCARD ANY PRODUCT,RESIDUE,DISPOSABLE CONTAINER  OR LINER IN
    COMPLIANCE W/FEDERAL,STATE,& LOCAL	  REGULATIONS. KEEP PERSONNEL
    AWAY.

 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.

*** END OF RECORD ***