Product ID:OXYGEN,REFRIGERATED LIQUID
MSDS Date:03/30/1995
FSC:8120
NIIN:00-253-5976
MSDS Number: BYNYB

Emergency Phone: 908-464-8100

Info Phone: 908-464-8100

Cage: 83956

Telephone: 800-424-9300(CHEMTREC)

Cage: 00741

OXYGEN (GAS)

CAS: 7782-44-7

RTECS: RS2060000

Fraction By Weight: 100%

Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:EYES/SKIN/INGESTION: LIQUID MAY CAUSE
TISSUE FREEZING. INHALATION: HIGH CONCENTRATIONS OF OXYGEN (>75%)
CAUSES HYPEROXIA WHICH MAY LEAD TO HYPOTHERMIA, AMBLYOPIA,
BRADYCORDIA. OXYGEN CONCENTRATION BET WEEN 20-95% HAVE PRODUCED
GENTIC CHANGES IN MAMMALIAN CELL ASSAY TEST SYSTEMS.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:COUGH, CRAMPS, NAUSEA, DIZZINESS, RESPIRATION
DIFFICULTIES, FAINTING SPELLS CONVULSIONS, INFLAMMATION, FREEZE
BURNS.

First Aid:EYES: NEVER INTRODUCE OINTMENT/OIL W/O MEDICAL ADVICE. IN
CASE OF FREEZING/CRYOGENIC BURNS, DON'T WASH W/HOT/EVEN TEPID
WATER. REMOVE FROM SOURCE. OPEN EYELIDS WIDE TO ALLOW LIQUID TO
EVAPORATE. IF VI CTIM CAN'T TOLERATE LIGHT, PROTECT W/A LIGHT
BANDAGE. SKIN: FLUSH W/LUKE WARM WATER. DON'T USE HOT WATER.
INHALATION: RESCUE PERSONNEL SHOULD BE EQUIPPED W/SCBA. REMOVE TO
FRESH AIR. (SEE SUPP)

Flash Point:NONE
Lower Limits:NONE
Upper Limits:NONE
Extinguishing Media:EXTINGUISHING AGENT APPROPRIATE FOR THE COMBUSTIBLE
MATERIAL.
Fire Fighting Procedures:USE WATER SPRAY TO KEEP CYLINDERS COOL. IF
POSSIBLE, STOP THE FLOW OF OXYGEN WHICH IS SUPPORTING THE FIRE. USE
APPROPRIATE PROTECTIVE EQUIPMENT.
Unusual Fire/Explosion Hazard:NONFLAMMABLE. OXIDIZER WILL ACCELERATE
COMBUSTION.

Spill Release Procedures:EVACUATE AREA. USE APPROPRIATE PROTECTIVE
EQUIPMENT. IF LEAK IS IN USERS EQUIPMENT, BE CERTAIN TO PURGE
PIPING W/INERT GAS PRIOR TO ATTEMPTING REPAIRS. IF LEAK IS IN
CONTAINER/CONTAINER VALVE, CONTACT THE COMPANY OF THIS PRODUCT.

Handling and Storage Precautions:LIQUID OXYGEN CAN'T BE HANDLED IN
CARBON/LOW ALLOY STEEL. 18-8 & 18-10 STAINLESS STEEL ARE ACCEPTABLE
AS ARE COPPER & IT'S ALLOYS.(SEE SUPP)
Other Precautions:TEFLON & ITS COMPOSITS/KEL-F ARE PREFERRED
NON-METALLIC GASKET MATERIALS. DON'T ATTEMPT TO REPAIR,
ADJUST/MODIFY THESE VESSELS. NO SMOKING/OPEN FLAMES SHOULD BE
ALLOWED NEAR THESE VESSELS. CYLINDERS M UST BE KEPT UPRIGHT. (SEE
SUPP)

Respiratory Protection:WEAR SCBA.
Ventilation:LOCAL EXHAUST TO PREVENT ACCUMULATION OF HIGH
CONCENTRATIONS THAT INCREASE THE OXYGEN LEVEL IN AIR TO MORE THAN
25%.
Protective Gloves:PROTECTIVE/INSULATED
Eye Protection:SAFETY GOGGLES/GLASSES/FACESHIELD
Other Protective Equipment:SAFETY SHOES, SAFETY SHOWER.
Work Hygienic Practices:REMOVE/LAUNDER CONTAMINATED CLOTHING BEFORE
REUSE.
Supplemental Safety and Health
FIRST AID: TREAT SYMPTOMATICALLY & SUPPORTIVELY. OBTAIN MEDICAL
ATTENTION IN ALL CASES. STORAGE CONT'D: NICKEL & IT'S ALLOYS,
BRASS, BRONZE, SILICON ALLOYS, MONEL, INCONEL & BERYLLIUM. PREC:
FULL & EM PTY CYLINDERS SHOULD BE STORED AWAY FROM FLAMMABLE
PRODUCTS.

Boiling Pt:B.P. Text:-297.3
Melt/Freeze Pt:M.P/F.P Text:-361.8F
Vapor Density:1.11
Spec Gravity:1.105
Solubility in Water:SLIGHT
Appearance and Odor:CLEAR PALE BLUE CRYOGENIC LIQUID, ODORLESS

Stability Indicator/Materials to Avoid:YES
ALL FLAMMABLE MATERIALS
Hazardous Decomposition Products:NONE

Waste Disposal Methods:DON'T DISPOSE OF RESIDUAL WASTE/UNUSED
QUANTITIES. RETURN SHIPPING CONTAINER PROPERLY LABELED W/VALVE
OUTLET PLUGS/CAPS SECURED & VALVE PROTECTION CAP IN PLACE TO BOC
GASES/DISTRIBUTOR FOR DISPOSAL IA W/FEDERAL, STATE & LOCAL
REGULATION. UN1073.

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.