UNION CARBIDE CORPORATION -- ACETYLENE -- 6830-00-286-5434 
=====================  Product Identification  =====================

Product ID:ACETYLENE
MSDS Date:04/01/1987
FSC:6830
NIIN:00-286-5434
=== Responsible Party ===
Company Name:UNION CARBIDE CORPORATION
Address:39 OLD RIDGEBURY ROAD
Box:NA
City:DANBURY
State:CT
ZIP:06817-0001
Country:US
Info Phone Num:ROUTINE INFO CONTACT LOCAL SUPPLIER
Emergency Phone Num:1-800-822-4357 CANADA 514-640-6400
CAGE:36346
=== Contractor Identification ===
Company Name:HAMPTON ROADS SUPPLY UNION CARBIDE LINDE DIVISION
Address:3450 VIRGINIA BEACH BLVD
Box:12567
City:NORFOLK
State:VA
ZIP:23502-3123
Country:US
CAGE:7D711
Company Name:UNION CARBIDE CORP   LINDE DIV
Address:39 OLD RIDGEBURY RD
Box:City:DANBURY
State:CT
ZIP:06817-0001
Country:US
Phone:800-822-4357; 304-744-3487
CAGE:36346

=============  Composition/Information on Ingredients  =============

Ingred Name:ACETYLENE
CAS:74-86-2
Fraction by Wt: 100%
ACGIH TLV:750 PPM

=====================  Hazards Identification  =====================

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 Measures  =======================

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.

=====================  Fire Fighting Measures  =====================

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

==================  Accidental Release Measures  ==================

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  ======================

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.

=============  Exposure Controls/Personal Protection  =============

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

==================  Physical/Chemical Properties  ==================

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 and Reactivity Data  =================

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.

====================  Disposal Considerations  ====================

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.

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 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.