Product ID:ACETYLENE
MSDS Date:04/01/1987
FSC:6830
NIIN:00-286-5434
MSDS Number: BHDHJ

Emergency Phone: 1-800-822-4357 CANADA 514-640-6400

Info Phone: ROUTINE INFO CONTACT LOCAL SUPPLIER

Cage: 36346

Telephone: 800-822-4357; 304-744-3487

Cage: 36346

ACETYLENE

CAS: 74-86-2

Fraction By Weight: 100%

ACGIH TLV: 750 PPM

Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Health Hazards Acute and Chronic:INGST;UNLIKELY RT BUT FRSTBITE OF
LIPS/MOUTH MAY RESULT FROM CONTACT W/LIQ. IF LIQ IS INGST MAY
CAUSE NAUSEA.SKIN:NO HRMFL EFFCTS EXPECTED FROM VAPOR.LIQ MAY
CAUSE FRSTBITE.EYE:VAPOR/LIQ MAY CAUSE I
RRITATION/FRSTBITE.INHL:ASPHYXIANT. MODTCONCNT OF VAPOR
HDACHE,DROWINS,DIZZINS,NAUSEA,VOMITING,EXCS SALIVAT,& UNCONSCNS.
Effects of Overexposure:NONE CURRENTLY KNOWN.
Medical Cond Aggravated by Exposure:A NKOWLEDGE OF AVAILABLE TOXICOLOGY
INFORMATION & PHYSICAL/CHEMICAL PROPERTIES OF MATERIAL SUGGEST
THAT OVEREXPOSURE IS UNLIKELY TO AGGRAVATE EXISTNGMEDICAL
CONDITIONS.

First Aid:INGST: IF LIQUID IS SWALLOWED DONOT INDUCE VOMITING. CALL A
PHYSICIAN. SKIN: FOREXPOSURE TO LIQUID, FLUSH W/WATER & WARM
FROSTBITE AREA (NOT TO EXCEED 105F). INCASE OF MASSIVE EXPSR REMOVE
CLTHNG W/SH OWERING W/WARM WTR. EYE: IMMEDIATELYFLUSH W/WTR FOR 15
MINUTES. SEEK AN OPTHALMOLOGIST URGENTLY.INHL:REMOVE TO FRSH AIR.
IF BREATHING STOPS,GIVE ARTIFCL RESP. OR OXYGEN IF BREATHING IS
DIFFICULT.

Flash Point Method:TCC
Flash Point:OF/-17.8C
Autoignition Temp:Autoignition Temp Text:******
Lower Limits:100
Upper Limits:2.3
Extinguishing Media:STOP FLW OF GAS W/O RISK WHILE CONT WTR SPRAY.ALLOW
FIRE TO BRN OUT.ON SITE FIRE BRIGADES MUST COMPLY W/OSHA29CFR1910
Fire Fighting Procedures:EVACUATE ALL PERSONNEL FROM DANGER AREA.
REMOVE ALL CONTNRS FROM AREA OF FIRE. ON SITE FIRE BRIGADES MUST
COMPLY WITH OSHA 29 CFR1910.156.
Unusual Fire/Explosion Hazard:EXTRMLY FLAMBLE GAS. FORMS EXPLSV MIXT
W/AIR & OXIDIZING AGENTS. CONTAINER MAY RUPTURE DUE TO HEAT OR
FIRE. DO NOT EXTNGSH FLAMES DUE TO POSS. EXPLSV REIGNITN

Spill Release Procedures:FORMS EXPLSV MIXTR W/AIR.IMMEDLY EVACUATE
PERSNL FROM AREA.USE SCBA W/NEEDED.REMOVE ALL SOURCE OF
IGNITION.REDUCE VAPORS W/FOG OR FINE WTR SPRAY. SHUT OFF LEAK IF
W/O RISK.VENTL AREA OF LEAK OR MOVE LEAKING CONTAINER TO WELL
VENTL AREA.

Handling and Storage Precautions:STORE IN COOL,DRY,WELL VENTL AREA.
DONOT STORE NEAR OPEN FLAMES.DONOT GRND CYLNDR.DONOT STORE W/
OXYGEN/OXIDIZERS.PROTECT CYLND FROM PHYSCL DAMAGE
Other Precautions:DO NOT STRIKE ARC ON CYLINDER. HEAT/SPARKS DURING USE
COULD BE SOURCE OF INGNTN.CLOSE VALVE WHEN NOT IN USE & WHEN EMPTY.
NEVER WORK ON PRESSURIZED SYSTEMS. STORE CYLINDERS IN UPRIGHT
POSITION SECU RED TO PREVENT FALLING OVER.

Respiratory Protection:USE RESPIRABLE FUME RESPIRATOR OR AIR SUPPLIED
RESPIRATOR WHEN WORKING IN CONFINED SPACE OR WHERE LOCAL
EXHAUST/VENTILATION DOES NOT KEEP EXPOSURE BELOW TLV. SELECT AS
PER OSHA 29 CFR 1910.134
Ventilation:LOCAL EXHAUST OR BOTH, TO KEEP FUMES/GASES BELOW TLV'S IN
WORKER'S BREATHING ZONE/THE GENERAL AREA.
Protective Gloves:WELDING GLOVES RECOMMENDED
Eye Protection:GOGGLES W/FILTER LENS/PROTECTION GOGGLES
Other Protective Equipment:AS NEEDED, WEAR HAND,HEAD & BODY PROTECTION
WHICH HELPS TO PREVENT INJURY FROM RADIATION & SPARKS. SEE ANSI
Z49.1
Supplemental Safety and Health
NK

Boiling Pt:B.P. Text:NA
Vapor Pres:635 PSIG
Vapor Density:0.91
Spec Gravity:NA
Evaporation Rate & Reference:NA
Solubility in Water:SLIGHT
Appearance and Odor:COLORLESS GAS AT NORMAL TEMPERATURE AND PRESSURE;
GARLIC LIKE ODOR.
Percent Volatiles by Volume:100

Stability Indicator/Materials to Avoid:NO
COPPER, SILVER, MERCURY, OR THEIR ALLOYS, OXIDIZING AGENTS, ACIDS,
HALOGENS, MOISTURE.
Stability Condition to Avoid:STABLE AS SHIPPED. AVOID USE AT PRESSURE
ABOVE 15 PSIG
Hazardous Decomposition Products:THERMAL DECOMP OR BURNING MAY PRODC
CO/CO2H2.OTHER DECOMPSTNPROD OF NRML OPERT ORIGINATE FROM
VOLATILIZATION,OXIDATION.
Conditions to Avoid Polymerization:ELEVATED TEMPERATURE AND PRESSURE
AND/OR THE PRESENCE OF A CATALYST.

Waste Disposal Methods:DISCARD ANY PRODUCT,RESIDUE,DISPOSABLE CONTAINER
OR LINER IN AN ENVIRONMENTALLY ACCEPTABLE MANNER IN COMPLIANCE
W/FEDERAL,STATE,& LOCAL REGULATIONS.PREVENT WASTE FROM
CONTAMINATING SURROUNDING AREA. KEEP PERSONNEL AWAY.

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.