=====================  Product Identification  =====================

MSDS NAME:ACETYLENE, ETHYNE, ETHINE
NIIN:00N075211
MSDS Number: CCTPZ
=== Responsible Party ===
Company:WESTERN INTERNATIONAL GAS AND CYLINDER INC
Address:605 HIGHWAY 159 EAST
Box:668
City:BELLVILLE
State:TX
ZIP:77418-0668
Country:US
Info Phone Num:409-865-5991
Emergency Phone Num:800-633-8253
CAGE:WESXN
=== Contractor Identification ===
Company:WESTERN INTERNATIONAL GAS AND CYLINDER INC
Address:605 HIGHWAY 159 EAST
Box:668
City:BELLVILLE
State:TX
ZIP:77418-0668
Country:US
Phone:409-865-5991
CAGE:WESXN

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

Name:ACETYLENE
CAS:74-86-2
RTECS #:AO9600000
OSHA PEL:N/K 
ACGIH TLV:ASPHYXIANT

Name:FIRE FIGHT PROC:KEEP PERS WELL AWAY SINCE CNTNRS CAN
    RUPTURE VIOLENTLY WHEN EXPOS TO FIRE. FOR ADDNL INFO, SEE (ING 3)
RTECS #:9999999ZZ

Name:ING 2:COMPRESSED GAS ASSOCIATION SAFETY BULLETIN SB-4.
RTECS #:9999999ZZ

Name:EXPLO HAZ:EXPLO HAZ EXISTS FROM REIGNIT IF FIRE IS EXTING
    W/OUT SHUTTING OFF ACETYLENE SOURCE. IGNITES VERY (ING 5)
RTECS #:9999999ZZ

Name:ING 4:EASILY DUE TO LOW MIN IGNIT ENERGY; VERY WIDE FLAMM
    LIMS. ACETLYENE GAS HAS APPROX SPEC GRAV OF 1 & TENDS (ING 6)
RTECS #:9999999ZZ

Name:ING 5:TO STAY IN POCKETS RATHER THAN DISSIPATE.
RTECS #:9999999ZZ

Name:FIRST AID PROC:AREAS W/NORMAL ATM. ASSISTED RESP &
    SUPPLEMENTAL OXYGEN SHOULD BE GIVEN IF VICTIM IS NOT BREATHING.
RTECS #:9999999ZZ

Name:PROT GLOVES:REC FOR HANDLING. WELDER'S GLOVES REQD FOR
    CUTTING & WELDING OPERATIONS.
RTECS #:9999999ZZ

Name:EYE PROT:GOGGLES . WELDER'S GOGGLES, ETC, REQUIRED FOR
    CUTTING & WELDING.
RTECS #:9999999ZZ

Name:OTHER PREC:SLIDING CYLS, EVEN FOR SHORT DIST. USE SUITABLE
    HAND TRUCK. FOR ADDNL HNDLG RECS ON COMPRESSED GAS (ING 11)
RTECS #:9999999ZZ

Name:ING 10:CYLS, CONSULT COMPRESSED GAS ASSOC PAMPHLET P-1.
    STOR OF 2,500 CUBIC FT/LESS IS PERMISSIBLE W/IN BLDGS. (ING 12)
RTECS #:9999999ZZ

Name:ING 11:STOR >2500 CUBIC FT MUST BE OUTDOORS/IN WELL VENTED
    SPECIAL ROOMS/BLDGS. KEEP CYLS AWAY FROM SOURCE OF (ING 13)
RTECS #:9999999ZZ

Name:ING 12:HEAT. STOR SHOULD NOT BE IN HEAVY TRAFFIC AREAS TO
    PVNT ACCIDENTAL KNOCKING OVER/DMG FROM PASSING/FALLING(ING 14)
RTECS #:9999999ZZ

Name:ING 13:OBJECTS. VALVE CAPS SHOULD REMAIN ON CYLS NOT
    CONNECTED FOR USE. SEGREGATE FULL & EMPTY CYLS. KEEP (ING 15)
RTECS #:9999999ZZ

Name:ING 14:ACETYLENE CYLS STOR AREAS AWAY FROM STOR OF OXYG &
    OTHER OXIDIZERS. STOR AREAS SHOULD BE FREE OF COMBUST (ING 16)
RTECS #:9999999ZZ

Name:ING 15:MATL. AVOID EXPOS TO AREAS WHERE SALT/OTHER CORR
    CHEMS AREA PRESENT. STORE ACETYLENE CYLS W/VALVE END UP.(ING 17)
RTECS #:9999999ZZ

Name:ING 16:SEE COMPRESSED GAS ASSOC PAMPHLET P-1 & NFPA STD
    NO.51 FOR ADDNL STOR RECS. ACETYLENE IS PACKAGED IN CYLS(ING 18)
RTECS #:9999999ZZ

Name:ING 17:MEETING DOT SPECIFICATIONS 8/8AL. CYL CNTNS POROUS
    FILLER SATURATED W/ACETONE. ACETYLENE STORED IN CYL IS(ING 19)
RTECS #:9999999ZZ

Name:ING 18:DISSOLVED IN ACETONE. FULL CYL SHOULD NOT EXCEED 250
    PSIG @ 70F. CYLS SHOULD BE STORED & USED IN UPRIGHT (ING 20)
RTECS #:9999999ZZ

Name:ING 19:POSITION. WHEN USING, CLOSE CYL VALVE BEFORE
    SHUTTING OFF REGULATOR TO PERMIT GAS TO BLEED FROM (ING 21)
RTECS #:9999999ZZ

Name:ING 20:REGULATOR. AVOID HAZ MIXTS & SOURCES OF IGNIT. FORM
    OF EXPLO COPPER ACETYLIDES CAN BE AVOIDED BY USING (ING 22)
RTECS #:9999999ZZ

Name:ING 21:COPPER ALLOYS PROVED SUCCESSFUL THRU USE IN
    INDUSTRY. COMPRESSED GAS CYLS SHOULD NOT BE REFILLED EXCEPT (ING
    23)
RTECS #:9999999ZZ

Name:ING 22:BY QUALIFIED PRDCRS OF COMPRESSED GASES. SHIPMENT OF
    COMPRESSED GAS CYL FILLED W/OUT PERMISSION OF OWNER (ING 24)
RTECS #:9999999ZZ

Name:ING 23:IS A VIOLATION OF FEDERAL LAW.
RTECS #:9999999ZZ

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

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:SYMPS SUCH AS HDCHS, DIZZ, SHORTNESS
    OF BREATH & LOSS OF CONSCIOUSNESS MAY OCCUR IF GAS IS PRESENT IN
    QTYS SUFFICIENT TO DILUTE OXYG CONC IN AIR. SYMPS OF ANOXIA OCCUR
    ONLY WHEN GAS CONCS ARE W/IN FLA MM RANGE & MIXT HAS NOT IGNITED.
    (DO NOT ENTER AREAS W/IN FLAMM RANGE DUE TO IMMED FIRE & EXPLO
    HAZ). (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ:USE SUITABLE FLAMM GAS METER
    (EXPLOSIMETER) CALIBRATED FOR ACETYLENE TO MEASURE CONCS OF GAS IN
    AIR. ACETYLENE IS A SIMPLE ASPHYXIANT, IRRIT & ANESTH. ABOUT 100
    MG/LITER MAY BE TOLERATED FOR  0.5-1 HOUR. THERE IS NO EXPERIMENTAL
    EVID OF CHRONIC HARMFUL EFTS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

=======================  First Aid Measures  =======================

First Aid:INGEST:CALL MD IMMED . EYES:IMMED FLUSH W/POTABLE WATER FOR
    MIN OF 15 MINS, SEEK ASSISTANCE FROM MD . SKIN:FIRST DEGREE & MINOR
    SECOND DEGREE THERMAL BURNS FROM FIRES SHOULD BE IMMERSED IN  COOL
    WATER FOR 30 MINS. MAJOR SECOND DEGREE & THIRD DEGREE BURNS SHOULD
    BE COVERED IN CLEANEST MATL AVAIL. SEEK IMMED AID OF MD.
    INHAL:PERSONS SUFFERING FROM LACK OF OXYG SHOULD BE MOVED TO (ING
    7)

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

Flash Point Method:CC
Flash Point:0F,-18C
Lower Limits:2.5%
Upper Limits:100%
Extinguishing Media:CARBON DIOXIDE, DRY CHEMICAL, HALON.
Fire Fighting Procedures:USE NIOSH APPRVD SCBA & FULL PROT EQUIP . STOP
    GAS FLOW & FIGHT CONVENTIONALLY. USE WATER SPRAY TO KEEP CYLS/OTHER
    CNTNRS COOL IF EXPOS TO FIRE. (ING 2)
Unusual Fire/Explosion Hazard:ACETYLENE IS EXTREMELY FLAMM & EXPLO. IT
    MAY DECOMP VIOLENTLY IN ITS FREE STATE UNDER PRESS IN EXCESS OF 15
    PSIG. IT BURNS W/INTENSELY HOT FLAME. POTNTL (ING 4)

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

Spill Release Procedures:VENTILATE AREA TO PREVENT FLAMM MIXTURE FROM
    FORMING. REMOVE SOURCES OF IGNIT, HEAT, SPARKS, ETC. AVOID ENTERING
    AREA OF FLAMM ATM. CAREFULLY REMOVE CYLINDERS W/SLOW LEAKS TO
    REMOTE, OUTDOOR LOCATION.  CONTACT WESTERN INTERNATIONAL FOR
    ASSISTANCE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

======================	Handling and Storage  ======================

Handling and Storage Precautions:USE ONLY IN WELL VENTED AREAS.
    ACETYLENE GAS CYLS CNTN GAS AT HIGH PRESS & SHOULD BE HNDLD W/CARE.
    USE PRESS REDUCING REGULATOR SET AT <15 PSIG.
Other Precautions:FLAMM GAS. ALWAYS KEEP ACETYLENE CYLS UPRIGHT &
    SECURE CYLS WHEN IN USE. NEVER EXPOSE ACETYLENE CYL TO HEAT. ALWAYS
    OPEN & CLOSE ACETYLENE VALVES SLOWLY. RETURN CYLS TO MFR W/POS
    PRESS & CYL VALVE CLS D. AVOID DRAGGING, ROLLING OR (ING 10)

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

Respiratory Protection:NIOSH APPROVED RESPIRATOR APPROPRIATE FOR
    EXPOSURE OF CONCERN .
Ventilation:NATRL/MECH VENT WHERE GAS IS PRESENT. LOC EXHST, MECH(GEN)
    &/OR OTHER:AS NEC. MECH VENT FOR ENCLSD STOR AREAS (SUPDAT)
Protective Gloves:ORDINARY LEATHER WORK GLOVES ARE (ING 8)
Eye Protection:ANSI APPROVED CHEMICAL WORKERS (ING 9)
Other Protective Equipment:EYE WASH FOUNTAIN & DELUGE SHOWER WHICH MEET
    ANSI DESIGN CRITERIA .
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
VP:590 PSIA @ 16.8C. SOL IN H*2O:CUFT/CUFT H*2O @ 18C.
    APPEAR/ODOR:ACETYLENE IMPART CHARACT GARLIC-LIKE ODOR.
    CNDTNS(STAB):NEVER EXPOSE CYL/ACETYLENE SYS TO SOURCES OF HEAT.
    MATLS TO AVOID:POTASSIUM,  SILVER & SILVER SALTS & HNO*3. VENT:MUST
    MEET NATL ELEC CODE REQUIREMENTS FOR CLASS 1, GRP 3.

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

Boiling Pt:B.P. Text:-119F,-84C
Melt/Freeze Pt:M.P/F.P Text:-113F,-81C
Vapor Pres:SUPP DATA
Vapor Density:1ATM0.0681
Spec Gravity:0.621 (H*2O=1)
Solubility in Water:1 ATM 1 (SUPP DATA)
Appearance and Odor:PURE ACETYLENE IS COLORLESS & ODORLESS. IMPURITIES
    IN CARBIDE GENERATED (SUPDAT

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

Stability Indicator/Materials to Avoid:NO
OXIDIZERS SUCH AS OXYG & HALOGENS. FORMS EXPLO CMPDS W/COPPER, BRASS,
    COPPER SALTS, MERCURY & MERCURY SALTS, (SUPP DATA)
Stability Condition to Avoid:NEVER UTILIZE FREE GAS OUTSIDE CYL OF
    PRESS IN EXCESS OF 15 PSIG. AVOID MECH SHOCKS TO CNTNRS OF
    ACETYLENE. (SUPP DATA)
Hazardous Decomposition Products:ACETYLENE WILL DECOMPOSE INTO
    ELEMENTAL CARBON & HYDROGEN UNDER ABOVE CONDITIONS.

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

Waste Disposal Methods:DO NOT ATTEMPT TO DISPOSE OF RESIDUAL GAS IN
    CYLINDERS. RETURN CYLINDERS TO WESTERN INTERNATIONAL FOR DISPOSAL.

 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.

*** END OF RECORD ***