Product ID:HELIUM
MSDS Date:05/01/1990
FSC:6830
NIIN:00N044264
MSDS Number: BTLSR

AIRGAS

FIVE RADNOR CORP CTR 100 MATSONFORD RD
RADNOR, PA 19087
US

Emergency Phone: 215-687-5253

Info Phone: 215-687-5253

Cage: AIRGA

FIVE RADNOR CORPORATE CENTER (AIRGAS)

RADNOR, PA 19087 US

Telephone: 215-687-5253

Cage: FIVER

SECURED IN TRUNKS OF VEHICLES, ENCLOSED VANS, TRUCK

RTECS: 9999999ZZ

SECURED IN OPEN FLATBED OR IN OPEN PICK-UP TYPE

RTECS: 9999999ZZ

HELIUM

CAS: 7440-59-7

RTECS: MH6520000

Fraction By Weight: 100%

OSHA PEL N/K

ACGIH TLV: ASPHYXIANT

DISP MUST BE IN ACCORDANCE WITH FEDERAL, STATE

RTECS: 9999999ZZ

OSHA PEL N/K

ACGIH TLV: N/K

INCR THE RATE OF PROD FROM CYL. USE A CHECK

RTECS: 9999999ZZ

INTO CYLINDER. PROT CYLINDERS FROM PHYS DMG. STORE IN

RTECS: 9999999ZZ

AREAS & EMER EXITS. DO NOT ALLOW TEMPS WHERE CYLINERS

RTECS: 9999999ZZ

STORED UPRIGHT & FIRMLY SECURED TO PVNT

RTECS: 9999999ZZ

SEGREGATED. USE A "FIRST IN - FIRST OUT" INVENTORY

RTECS: 9999999ZZ

PERIODS OF TIME. HELIUM IS NONCORR & MAY BE USED

RTECS: 9999999ZZ

SHOULD NOT BE REFILLED EXCEPT BY QUALIFIED PRODUCERS

RTECS: 9999999ZZ

CYLINDER WHICH HAS NOT BEEN FILLED BY THE OWNER OR

RTECS: 9999999ZZ

(49CFR).ALWAYS SECURE CYLINDERS IN UPRIGHT POSITION

RTECS: 9999999ZZ

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
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 NONTOX BUT LIBERATION OF LRG
AMT IN CONFINED AREA COULD DISPLACE AMT OF OXYGEN IN AIR NEC FOR
LIFE. EFTS OF EXP TO HIGH CONC SO AS TO DISPLACE THE OXYGEN IN THE
AIR NEC FOR LIFE ARE HEADACHE , DIZZ, LABORED BRTHG & EVENTUAL
UNCON.BRTHG MIXTURES OF HELIUM W/ ADEQ OXYGEN TO SUPPORT LIFE
MODIFIES(EFTS OF OVEREXP
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: THE VOICE SOUND SO THAT IT IS HIGHER
"PITCHED". TLV: HELIUM IS DEFINED AS A SIMPLE ASPHYXIANT. OXYGEN
LEVELS SHOULD BE MAINTAINED AT >18 MOLAR PERCENT AT NORMAL
ATMOSPHERIC PRESSURE WHICH IS EQUIVALENT TO A PARTIAL PRESSURE OF
135 MM HG (ACGIH 1989-1990).
Medical Cond Aggravated by Exposure:PERSONS IN ILL HEALTH WHERE SUCH
ILLNESS WOULD BE AGGRAVATED BY EXPOSURE TO HELIUM SHOULD NOT BE
ALLOWED TO WORK WITH OR HANDLE THIS PRODUCT.

First Aid:PROMPT MED ATTN IS MANDATORY IN ALL CASES OF OVEREXPOSURE TO
HELIUM. RESCUE PERSONNEL SHOULD BE EQUIPPED W/NIOSH/MSHA APPRVD
SCBA. INHAL: CONSCIOUS PERSON SHOULD BE ASSISTED TO AN UNCONTAM
AREA & INHA LE FRESH AIR. QUICK REMOVAL FROM THE CONTAM AREA IS
MOST IMPORTANT. UNCONSCIOUS PERSONS SHOULD BE MOVED TO AN UNCONTAM
AREA, GIVEN MOUTH-TO- MOUTH RESUSCITATION AND SUPPLEMENTAL OXYGEN.
(SUPP DATA)

Extinguishing Media:NONFLAMMABLE, INERT GAS. EXTINGUISHING MEDIA
SUITABLE FOR SURROUNDING FIRE .
Fire Fighting Procedures:IF CYLINDERS ARE INVOLVED IN A FIRE, SAFELY
RELOCATE OR KEEP COOL WITH WATER SPRAY. WEAR NIOSH/MSHA APPROVED
SCBA AND FULL PROTECTIVE EQUIPMENT .

Spill Release Procedures:EVACUATE ALL PERSONNEL FROM AFFECTED AREA. USE
APPROPRIATE PROTECTIVE EQUIPMENT. IF LEAK IS IN CONTAINER OR
CONTAINER VALVE, CONTACT YOUR CLOSEST SUPPLIER LOCATION OR CALL THE
EMERGENCY TELEPHONE NUMB ER LISTED HEREIN.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:USE ONLY IN WELL-VENT AREAS. VALVE
PROT CAPS MUST REMAIN IN PLACE UNLESS CNTNR IS SECURED W/VALVE
OUTLET PIPED TO USE POINT.
Other Precautions:DO NOT DRAG, SLIDE OR ROLL CYLINDERS. USE A SUITABLE
HAND TRUCK FOR CYLINDER MOVEMENT. USE A PRESSURE REDUCING REGULATOR
WHEN CONNECTING CYLINDER TO LOWER PRESS (<3,000 PSIG) PIPING OR
SYSTEMS. DO NOT HEAT CYLINDER BY ANY MEANS TO (ING 3)

Respiratory Protection:NIOSH/MSHA APPROVED POSITIVE PRESSURE AIR LINE
WITH MASK OR SCBA SHOULD BE AVAILABLE FOR EMERGENCY USE.
Ventilation:LOCAL EXHAUST TO PREVENT ACCUM OF HIGH CONCS SO AS TO
REDUCE OXYGEN LEVEL IN THE AIR TO LESS THAN 18 MOLAR PERCENT.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:SAFETY GOGGLES OR GLASSES.
Other Protective Equipment:SAFETY SHOES.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
FIRST AID PROC: FURTHER TREATMENT SHOULD BE SYMPTOMATIC AND SUPPORTIVE.
EYE: IMMED FLUSH W/POTABLE WATER FOR A MINIMUM OF 15 MIN. SEEK
ASSISTANCE FROM MD . SKIN: FLUSH W/COPIOUS AMTS OF WATER. C ALL MD
. INGEST: GET MD IMMED WASTE DISP: SUPPLIER LOCATION OR CALL
EMERGENCY TELEPHONE # LISTED. (ING 2)

HCC:G3
Boiling Pt:B.P. Text:-452F,-269C
Spec Gravity:0.138 (AIR=1)
Solubility in Water:NEGLIGIBLE
Appearance and Odor:COLORLESS, ODORLESS GAS.

Stability Indicator/Materials to Avoid:YES
NONE
Hazardous Decomposition Products:NONE.

Waste Disposal Methods:DO NOT ATTEMPT TO DISP OF WASTE OR UNUSED QTYS.
RETURN IN THE SHIPPING CNTNR PROPERLY LABELED, W/ANY VALVE OUTLET
PLUGS OR CAPS SECURED & VALVE PROTECTION CAP IN PLACE TO YOUR
SUPPLIER. FOR EMERGENCY DISP ASSISTANCE, CNTCT YOUR CLOSEST (SUPP
DATA

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.