*  Exposure Controls/Personal Protection  *
Respiratory Protection:NONE REQUIRED UNDER NORMAL OPERATIONS. IF THE
    PRODUCT HANDLING RESULTS IN CO EXPOSURE, USE AN OSHA APPROVED
    AIR-SUPPLIED RESPIRATOR.
Ventilation:LOCAL EXHAUST: PREFERRED. MECHANICAL (GENERAL): ACCEPTABLE.
Other Protective Equipment:METATARSAL SHOES FOR CYLINDER HANDLING
Supplemental Safety and Health
    PROVIDED W/A PRESSURE RELIEF DEVICE DESIGNED TO VENT CONTENTS WHEN
    THEY ARE EXPOSED TO ELEVATED TEMPS. NEVER WORK ON A PRESSURIZED 
    SYSTEM.
*  Product Identification  *
Product ID:CARBON MONOXIDE/HELIUM/OXYGEN/NITROGEN GAS MIXTURE
*  Composition/Information on Ingredients  *
Ingred Name:CARBON MONOXIDE
Fraction by Wt: 0.2-0.3%
Ingred Name:HELIUM
ACGIH TLV:SIMPLE ASPHYXIANT
Ingred Name:OXYGEN (GAS)
Ingred Name:NITROGEN
ACGIH TLV:ASPHYXIANT
*  Hazards Identification  *
Routes of Entry: Inhalation:NOSkin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NOOSHA:NO
Health Hazards Acute and Chronic:WARNING: ADMINISTRATION OF LUNG
    DIFFUSION MIXTURES MAY BE HAZARDOUS/CONTRAINDICATED. FOR USE ONLY
    BY/UNDER THE SUPERVISION OF A LISCENSED PRACTIONER WHO IS
    EXPERIENCED IN THE USE & ADMINISTRATION OF L UNG DIFFUSION
    MIXTURES.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:WARNING: ADMINISTRATION OF LUNG DIFFUSION
    MIXTURES MAY BE HAZARDOUS/CONTRAINDICATED.
*  First Aid Measures  *
First Aid:OBTAIN MEDICAL ATTENTION IN ALL CASES.
*  Fire Fighting Measures  *
Extinguishing Media:USE MEDIA APPROPRIATE FOR SURROUNDING FIRE.
Fire Fighting Procedures:EVACUATE AREA. IMMEDIATELY DELUGE CONTAINERS
    W/WATER SPRAY FROM MAXIMUM DISTANCE UNTIL COOL, THEN MOVE AWAY
    CAREFULLY.
Unusual Fire/Explosion Hazard:NO PART OF A CONTAINER SHOULD BE
    COMBUSTION. (SEE SUPP)
*  Accidental Release Measures  *
Spill Release Procedures:SHUT OFF LEAK SAFELY. VENTILATE AREA/REMOVE
    LEAKING CONTAINER TO WELL VENTILATED AREA.
*Handling and Storage  *
Handling and Storage Precautions:KEEP AWAY FROM INCOMPATIBLES. CLOSE
    VALVE WHEN NOT IN USE/WHEN EMPTY. STORE & USE W/ADEQUATE
    VENTILATION. FOR IN VITRO DIAGNOSTIC USE ONLY.
Other Precautions:USE PIPING & EQUIPMENT ADEQUATELY DESIGNED TO W/STAND
    PRESSURES TO BE ENCOUNTERED. OPEN VALVE SLOWLY. WHEN 2/MORE
    GASES/LIQUIFIED GASES ARE MIXED, THEIR HAZARDOUS PROPERTIES MAY
    COMBINE TO CREATE ADDI TIONAL HAZARDS.
*  Physical/Chemical Properties  *
Vapor Density:(SEE SUPP)
Solubility in Water:NEGLIGIBLE
Appearance and Odor:COLORLESS/ODORLESS GAS AT NORMAL PRESSURE
*  Stability and Reactivity Data  *
Stability Indicator/Materials to Avoid:YES
FLAMMABLE MATERIALS, OIL, GREASE & COMBUSTIBLES. COMPATABILITY
    W/PLASTICS SHOULD BE CONFIRMED PRIOR TO USE.
    SOURCES
Hazardous Decomposition Products:NONE
*  Disposal Considerations  *
Waste Disposal Methods:SLOWLY RELEASE INTO OUTDOOR ATMOSPHERE. DISCARD
    PRODUCT/RESIDUE/DISPOSABLE CONTAINER/LINER IN AN ENVIRONMENTALLY
    ACCEPTABLE MANNER IAW/FEDERAL, STATE & LOCAL REGULATIONS.
