BIG THREE INDUSTRIES, INC -- ACETYLENE  -- 6830-00-264-6751
<pre>=====================  Product Identification  =====================

Product ID:ACETYLENE
MSDS Date:08/22/1989
FSC:6830
NIIN:00-264-6751
=== Responsible Party ===
Company Name:BIG THREE INDUSTRIES, INC
Address:3535 W 12TH ST
Box:3047
City:HOUSTON
State:TX
ZIP:77253
Country:US
Info Phone Num:713-896-2140
Emergency Phone Num:713-868-0302
CAGE:17688
=== Contractor Identification ===
Company Name:AIR LIQUIDE AMERICA CORPORATION
Address:2700 POST OAK DRIVE
Box:City:HOUSTON
State:TX
ZIP:77056-8229
Country:US
Phone:713-896-2896;800-231-1366
CAGE:17688

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

Ingred Name:ACETYLENE
CAS:74-86-2
RTECS #:AO9600000
Fraction by Wt: >99%
Other REC Limits:2500PPM CEILNG NIOSH
ACGIH TLV:ASPHYXIANT; 9192

Ingred Name:CONTAMINANTS: >95 PPM PHOSPHINE, >3 PPM ARSINE, HYROGEN
    SULFIDE, AND ACETONE.
Other REC Limits:NONE RECOMMENDED

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

Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE- ACETYLENE IS NON-TOXIC, BUT CAN
    ACT AS A SIMPLE ASPHYXIANT. DEATH CAN OCCUR DUE TO LACK OF OXYGEN
    IN AIR. CHRONIC: REPEATED EXPOSURES TO TOLERABLE LEVELS HAS NOT
    SHOWN DELETERIOUS EFFECTS.
Explanation of Carcinogenicity:NONE OF THE INGREDIENTS IN THIS PRODUCT
    IS LISTED BY NTP, IARC OR OSHA AS A CARCINOGEN.
Effects of Overexposure:RAPID RESPIRATION, DIZZINESS, HEADACHE,
    POSSIBLE NAUSEA, UNCONSCIOUSNESS.
Medical Cond Aggravated by Exposure:INDIVIDUALS WITH A HISTORY OF
    RESPIRATORY DISORDERS MAY BE AT INCREASED RISK FROM EXPOSURE.

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

First Aid:INHALATION: IMMEDIATELY MOVE VICTIM TO FRESH AIR. IF NOT
    BREATHING, GIVE ARTIFICIAL RESPIRATION, PREFERABLY MOUTH-TO- MOUTH.
    IF BREATHING IS DIFFICULT, GIVE OXYGEN. SEEK MEDICAL HELP.

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

Flash Point Method:CC
Flash Point:0F,-18C
Autoignition Temp:Autoignition Temp Text:565F
Lower Limits:2.5%
Upper Limits:80%
Extinguishing Media:USE CARBON DIOXIDE, DRY CHEMICAL OR WATER.
Fire Fighting Procedures:STOP GAS FLOW IF POSSIBLE. LET GAS TO CONSUME
    ITSELF. USE WATER SPRAY TO COOL CYLINDERS. KEEP PERSONNEL AWAY.
    EVACUATE TO A RADIUS OF 1500 FEET. WEAR SCBA.
Unusual Fire/Explosion Hazard:CYLINDERS MAY EXPLODE IN FIRE. CAN EASILY
    REIGNITE WITH EXPLOSIVE FORCE.

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

Spill Release Procedures:REMOVE PERSONNEL. ELIMINATE IGNITION SOURCES.
    VENTILATE AREA. WEAR PROTECTIVE CLOTHING AND SELF-CONTAINED
    BREATHING APPARATUS. STOP LEAK IF SAFE TO DO SO.

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

Handling and Storage Precautions:STORE AND USE IN DRY, WELL VENTILATED
    AREAS AWAY FROM SOURCES OF HEAT OR IGNITION. STORAGE AREA SHOULD
    NOT EXCEED 130F.
Other Precautions:PROTECT CYLINDERS FROM PHYSICAL DAMAGE. DO NOT DRAG,
    SLIDE OR ROLL CYLINDERS. DO NOT ALLOW FREE GAS TO EXCEED 15 PSI. DO
    NOT HEAT CYLINDER BY ANY MEANS. STORE UPRIGHT FIRMLY SECURED. KEEP
    VALVE PROTEC TION CAPS IN PLACE.

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

Respiratory Protection:NONE NORMALLY REQUIRED. IF ACETYLENE IS PRESENT
    IN THE AIR USE POSITIVE PRESSURE AIR LINE RESPIRATOR OR
    SELF-CONTAINED BREATHING APPARATUS.
Ventilation:MECHANICAL (GENERAL) AND/OR LOCAL EXHAUST VENTILATION TO
    KEEP EXPOSURE LEVELS BELOW PEL. USE EXPLOSION-PROOF EQUIPMENT.
Eye Protection:SAFETY GLASSES OR GOGGLES.
Other Protective Equipment:SAFETY SHOES.
Work Hygienic Practices:DO NOT SMOKE WHILE WORKING WITH THIS PRODUCT.
Supplemental Safety and Health
PURE ACETYLENE CAN IGNITE BY DECOMPOSITION ABOVE 15 PSI. POST NO
    SMOKING/NO OPEN FLAMES SIGNS IN STORAGE OR USE AREA.

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

HCC:G2
Boiling Pt:B.P. Text:-103F,-75C
Vapor Pres:650 PSIA
Vapor Density:<1
Spec Gravity:0.906
Evaporation Rate &amp; Reference:GAS
Solubility in Water:SLIGHTLY SOLUBLE
Appearance and Odor:COLORLESS GAS, ETHEREAL OR GARLIC-LIKE ODOR.
Percent Volatiles by Volume:100

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

Stability Indicator/Materials to Avoid:NO
OXYGEN, OTHER OXIDIZERS SUCH AS HALOGEN, HALOGEN COMPOUNDS. COPPER,
    MERCURY, SILVER, BRASSES, FORMS EXPLOSIVE COMPOUNDS.
Stability Condition to Avoid:DO NOT ALLOW PRESSURE TO EXCEED 15 PSI. DO
    NOT EXPOSE CYLINDER TO SUDDEN SHOCK OR HEAT.
Hazardous Decomposition Products:CARBON MONOXIDE AND HYDROGEN.

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

Waste Disposal Methods:DO NOT ATTEMPT TO DISPOSE OF RESIDUAL OR UNUSED
    QUANTITIES. RETURN PROPERLY LABELED DCYLINDERS, WITH ANY VALVE
    OUTLET PLUGS OR CAPS SECURED AND VALVE PROTECTION CAP IN PLACE TO
    MANUFACTURER.

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