Product ID:HYDROGEN
MSDS Date:04/01/1986
FSC:6830
NIIN:00-169-0792
MSDS Number: BHCZQ

Emergency Phone: 1-800-822-4357 CANADA 514-640-6400

Info Phone: ROUTINE INFO CONTACT LOCAL SUPPLIER

Cage: 36346

Telephone: 800-822-4357; 304-744-3487

Cage: 36346

HYDROGEN

CAS: 1333-74-0

RTECS: MW8900000

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: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.

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.

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 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.

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

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 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

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.