Product ID:55549 74862
MSDS Date:01/01/1985
FSC:6830
NIIN:00D000344
MSDS Number: BBCMX

Cage: 23972

Cage: 23972

ACETYLENE

CAS: 74-86-2

RTECS: AO9600000

ACGIH TLV: ASPHYXIANT; 9192

Effects of Overexposure:HEADACHE,DIZZINESS & LOSS OF CONSCIOUSNESS MAY
OCCUR,DEATH FROM SMOTHERING IF O*2 CONT.SEV.REDUCED.

First Aid:INHAL:NO SPECIFIC ANTIDOTE KNOWN; REMOVE VICTIM TO FRESH
AIR.KEEP WARM & QUIET,&CALL A DOCTOR;RECOVERY IS USUALLY RAPID.IF
PATIENT IS UNCONSCIOUS,ADMINISTEROXYGEN;IF BREATHING HAS STOPPED
GIVE ARTIFIC IAL RESPIRATION.

Flash Point:-100F
Lower Limits:2.5
Upper Limits:81.0
Extinguishing Media:STOP FLOW OF GAS IF POSSIBLE
Fire Fighting Procedures:USE WATER TO COOL EXPOSED CONTAINERS & MEN
EFFECT ING SHUTOF
Unusual Fire/Explosion Hazard:MAY DECOMPOSE VIOLENTLY IN FREE STATE
UNDER PRESSURE.NEVER USE FREE GAS OUTSIDE CYLINDER W/PRES>15PG

Spill Release Procedures:LEAVE TO BLEED OFF IN ATMOSPHERE IN AN OPEN
AREA. BY FORCED VENTILATION,MAINTAIN CONC.OF GAS BELOW THE RANGE OF
EXPLOSIVE MIXTURE.

Handling and Storage Precautions:KEEP AWAY FROM ALL POSSIBLE SOURCES OF
IGNITION & COMBUSTIBLE MATERIALS.ISOLATE FROM
EXPLOSIVES,TOXICANTS,RADIOACTIVE MATERIALS,ORGANIC PEROXIDES,CL*2
Other Precautions:ISOLATE FROM BR*2,F*2,CU AG OR HG.OUTDOORS OR
DETACHED(ISOLATED) STORAGE IS PREFERRED.STORE IN
COOL,WELL-VENTILATED PLACE.PROTECT AGAINST LIGHTNING & STATIC
ELECTRICITY.PIPING USED SHOULD BE

Ventilation:ADEQUATE VENTILATION.SUPPLY FRESH AIR TO AN ENCLOSED AREA.
Protective Gloves:RUBBER
Eye Protection:SAFETY GOGGLES.
Supplemental Safety and Health
THE CAS REGISTRY NUMBER FOR ITEM IS 74-86-2.INCOMPATABILITY(CONT):AG,OR
HG,IGNITION SOURCES.OTHER PRECAUTIONS(CONTD):EXECUTED UNDER
DITCHG.PRESS.NOT EXCEEDING 15 PSI GAUGE.

HCC:G2
Boiling Pt:B.P. Text:-103F
Vapor Pres:635
Vapor Density:0.9
Spec Gravity:0.9057
Solubility in Water:1.7VOL/VOL
Appearance and Odor:COLORLESS/GARLIC-LIKE ODOR.
Percent Volatiles by Volume:100

Stability Indicator/Materials to Avoid:YES
COMBUSTIBLE MATLS,EXPLOSIVES,TOXICANTS,RADIOACTIVE MATLS,CU
Hazardous Decomposition Products:HYDROGEN & CARBON WHEN SUBJECTED TO
HT,SPARKS OR FRICTIONS.

Waste Disposal Methods:FIT A PIPE LINE INTO A FURNACE OR INTO A PIT &
WITH CARE.

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.