Product ID:HELIUM GAS, COMPRESSED
MSDS Date:10/09/1990
FSC:6830
NIIN:00-660-0026
MSDS Number: BJZWP

Emergency Phone: 215-630-5422

Info Phone: 215-630-5422

Cage: 08772

Telephone: 610-695-7400 / 610-695-7449

Cage: 08772

HELIUM

CAS: 7440-59-7

RTECS: MH6520000

Fraction By Weight: 100%

Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:SKIN: FROSTBITE WITH REDNESS,
TINGLING, PAIN OR NUMBNESS. IN MORE SEVERE CASES, SKIN MAY BECOME
HARD & WHITE & DEVELOP BLISTERS. EYE: MAY CAUSE FROSTBITE WITH
REDNESS, PAIN, AND BLURRED VISION. INGEST ION: IF LIQUID IS
SWALLOWED, FROSTBITE DAMAGE TO THE LIPS, MOUTH AND MUCOUS MEMBRANES
MAY OCCUR.
Effects of Overexposure:INHALE: DISTORTED SPEECH, INCREASED BODY HEAT
LOSS, GAS EMBOLI, UNCONSCIOUSNESS, RAPID RESPIRATION/PULSE, AIR
HUNGER, DIZZINESS, REDUCED AWARENESS, TIGHTNESS IN HEAD, TINGLING
SENSATIONS, INCOORDINATI ON, FAULTY JUDGEMENT, EMOTIONAL
INSTABILITY, RAPID FATIGUE, NAUSEA, VOMITING, COLLAPSE,
CONVULSIONS, DEEP COMA, DEATH.

First Aid:INHALE: REMOVE TO FRESH AIR. BREATHING STOPPED, GIVE CPR.
MAINTAIN AIRWAY/BLOOD PRESSURE. GIVE OXYGEN BY QUALIFIED PERSON IF
AVAIL. KEEP WARM/AT REST. FROSTBITE: WARM AFFECTED SKIN W/WARM
WATER AT 107 F. IF NOT AVAIL, WRAP W/BLANKETS. MOVEAFFECTED PART
WHILE BEING WARMED. EYE: WASH W/LG AMTS WARM WATER-15-20 MIN. TREAT
SYMPTOMATICALLY & SUPPORTIVELY. GET NEEDED MEDICAL ATTN FOR EACH
CONDITION.

Extinguishing Media:DRY CHEMICAL OR CARBON DIOXIDE. FOR LARGER FIRES,
USE WATER SPRAY, FOG OR REGULAR FOAM.
Fire Fighting Procedures:MOVE CONTAINER FROM FIRE IF W/O RISK. APPLY
WATER TO SIDES OF CONTAINERS EXPOSED TO FLAMES UNTIL AFTER FIRE IS
OUT. STAY FROM ENDS OF TANKS. WITHDRAW *
Unusual Fire/Explosion Hazard:NEGLIGIBLE FIRE HAZARD WHEN EXPOSED TO
HEAT OR FLAME. CYLINDER MAY EXPLODE IN HEAT OR FIRE.

Spill Release Procedures:STOP LEAK IF YOU CAN DO IT WITHOUT RISK. KEEP
UNNECESSARY PEOPLE AWAY. ISOLATE HAZARD AREA AND DENY ENTRY. STAY
UPWIND. KEEP OUT OF LOW AREAS.

Handling and Storage Precautions:OBSERVE ALL FEDERAL, STATE & LOCAL
REGS WHEN STORING THIS SUBSTANCE. FOR ASSISTANCE, CONTACT DISTRICT
DIRECTOR OF THE ENVIRONMENTAL PROTECTION AGENCY.
Other Precautions:DO NOT PERMIT PHYSICAL DAMAGE OR OVERHEATING OF
CONTAINERS. CONTENTS ARE UNDER PRESSURE.; CONTAINERS MAY VIOLENTLY
RUPTURE AND TRAVEL A CONSIDERABLE DISTANCE.

Respiratory Protection:USE ANY SUPPLIED AIR RESPIRATOR OPERATED IN
PRESSURE-DEMAND OR OTHER POSITIVE PRESSURE MODE AND SELF-CONTAINED
BREATHING APPARATUS.
Ventilation:PROVIDE GENERAL DILUTION VENTILATION.
Protective Gloves:FULL PROTECTIVE, COLD INSULATING GLOVES.
Eye Protection:SPLASH-PROOF SAFETY GOGGLES/FACESHIELD
Other Protective Equipment:APPROPRIATE PROTECTIVE CLOTHING/EQUIPMENT TO
PREVENT SKIN FROM FREEZING. EYE WASH FOUNTAIN & QUICK DRENCH
SHOWER.
Supplemental Safety and Health
*IMMEDIATELY IN CASE OF RISING SOUND FROM VENTING SAFETY DEVICE OR ANY
DISCOLORATION OF TANK DUE TO FIRE. SOME MATERIALS, IF SPILLED, MAY
EVAPORATE LEAVING A FLAMMABLE RESIDUE. ISOLATE FOR 1/2 MILE IN ALL
DIRECTIONS IF TANK, RAIL CAR OR TANK TRUCK IS INVOLVED IN FIRE.
COOL CONTAINERS W/FLOODING AMOUNT WATER.

HCC:G3
Boiling Pt:B.P. Text:-452F,-269C
Melt/Freeze Pt:M.P/F.P Text:-458F,-272C
Decomp Temp:Decomp Text:32.0F,0.0C
Vapor Pres:1719 MMHG*
Vapor Density:0.138
Spec Gravity:0.1785 G/L @ 0C
Solubility in Water:0.94% @ 0 C
Appearance and Odor:ODORLESS, COLORLESS, TASTELESS, INERT GAS

Stability Indicator/Materials to Avoid:YES

Waste Disposal Methods:OBSERVE ALL LOCAL, STATE & FEDERAL REGULATIONS
WHEN DISPOSING OF THIS SUBSTANCE. FOR ASSISTANCE, CONTACT THE
DISTRICT DIRECTOR OF THE ENVIRONMENTAL PROTECTION AGENCY.

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.