UNITED STATES WELDING INC -- ACETYLENE  -- 6830-00-264-6752
<pre>=====================  Product Identification  =====================

Product ID:ACETYLENE
MSDS Date:03/15/1988
FSC:6830
NIIN:00-264-6752
=== Responsible Party ===
Company Name:UNITED STATES WELDING INC
Address:999 S REDWOOD ROAD
Box:26057
City:SALT LAKE CITY
State:UT
ZIP:84126
Country:US
Info Phone Num:801-973-9082
Emergency Phone Num:801-973-9082
CAGE:3H796
=== Contractor Identification ===
Company Name:UNITED STATES WELDING CORP.
Address:20700 DEARBORN STREET
Box:City:CHATSWORTH
State:CA
ZIP:91311
Country:US
Phone:818-341-2021
CAGE:3H796

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

Ingred Name:ACETYLENE
CAS:74-86-2
RTECS #:AO9600000
Fraction by Wt: 100%
Other REC Limits:NONE DETERMINED
ACGIH TLV:ASPHYXIANT; 9192

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

LD50 LC50 Mixture:TLV: (NOC) IS 5 MG/M3
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:FUMES & GASES CAN BE DANGEROUS TO YOUR
    HEALTH & MAY CAUSE SERIOUS LUNG DAMAGE. HEAT RAYS CAN INJURE EYES.
    NOISE CAN DAMAGE HEARING. ACETYLENE IS AN ASPHYXIANT.
Explanation of Carcinogenicity:NOT A CARCINOGEN.
Effects of Overexposure:MODERATE CONCENTRATIONS MAY CAUSE HEADACHE,
    DROWSINESS, DIZZINESS & UNCONSCIOUSNESS. LACK OF OXYGEN CAN CAUSE
    DEATH. SHORT TERM OVEREXPOSURE TO FUMES MAY RESULT IN DISCOMFORT
    SUCH AS DIZZINESS, NAUSEA , OR DRYNESS OR IRRITATION OR NOSE,
    THROAT OR EYES.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:CALL FOR MEDICAL AID. EMPLOY FIRST AID TECHNIQUES RECOMMENDED
    BY THE AMERICAN RED CROSS. IF BREATHING IS DIFFICULT GIVE OXYGEN.
    CALL A PHYSICIAN. IF NOT BREATHING, BEGIN ARTIFICIAL RESPIRATION,
    PREFER ABLY MOUTH-TO-MOUTH. IF NO DETECTABLE PULSE, BEGIN EXTERNAL
    HEART MASSAGE. IMMEDIATELY CALL A PHYSICIAN. IN CASE OF EYE BURN
    CALL A PHYSCIAN.

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

Flash Point Method:TCC
Flash Point:0F,-18C
Autoignition Temp:Autoignition Temp Text:299C
Lower Limits:2.3
Upper Limits:100
Extinguishing Media:IMMEDIATELY COOL CONTAINERS WITH WATER SPRAY FROM
    MAXIMUM DISTANCE TAKING CARE NOT TO EXTINGUISH FLAMES.
Fire Fighting Procedures:EVACUSTE ALL PERSONNEL FROM ANGER AREA. REMOVE
    IGNITION SOURCE WITHOUT RISK. USE SELF-CONTAINED BREATHING
    APPARATUS. STOP FLOW OF GAS WITHOUT RISK WHILE COOLING
Unusual Fire/Explosion Hazard:EXTREMELY FLAMMABLE GAS. FORMS EXPLOSIVE
    MIXTURES WITH AIR & OXIDIZING AGENTS. CONTAINER MAY RUPTURE DUE TO
    HEAT OF FIRE. FLAMMABLE VAPORS MAY SPREAD FROM LEAK.

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

Spill Release Procedures:FORMS EXPLOSIVE MIXTURES WITH AIR. IMMEDIATELY
    EVACUATE ALL PERSONNEL. USE SCBA WHERE NEEDED. REMOVE IGNITION
    SOURCES WITHOUT RISK. REDUCE VAPORS WITH FOG OR FINE WATER SPRAY.
    SHUT OFF LEAK IF WITHOUT  RISK. VENTILATE AREA. FLAMMABLE GAS MAY
    SPREAD.

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

Handling and Storage Precautions:HEAT AND SPARKS DURING USE COULD BE
    THE SOURCE OF IGNITION OF COMBUSTIBLE MATERIALS. PREVENT FIRES.
    STORE A USE WITH GOOD VENTILATION.
Other Precautions:FUMES & GASES CANNOT BE CLASSIFIED SIMPLY. THE
    COMPOSITION & QUANTITY OF BOTH ARE DEPENDENT UPON THE METAL BEING
    WORKED, THE PROCESS, PROCEDURE & ELECTRODE BEING USED.

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

Respiratory Protection:USE RESPIRABLE FUME RESPIRATOR OR AIR SUPPLIED
    RESPIRATOR WHEN WORKING IN CONFINED SPACES OR WHERE LOCAL EXHAUST
    OR VENTILATION DOES NOT KEEP EXPOSURE BELOW TLV.
Ventilation:USE ENOUGH VENTILATION, LOCAL EXHAUST, OR BOTH TO KEEP
    FUMES & GASES FROM YOUR BREATHING ZONE & GENERAL AREA.
Protective Gloves:WELDING GLOVES RECOMMENDED.
Eye Protection:WEAR GOGGLES WITH FILTER LENS.
Other Protective Equipment:AS NEEDED, WEAR HAND, HEAD AND BODY
    PROTECTION. AT A MINIMUM WELDERS GLOVES, PROTECTIVE GOGGLES, ARM
    PROTECTORS, HAT ETC
Work Hygienic Practices:AVOID INHALATION OF GAS. WORKER NOT TO TOUCH
    LIVE ELECTRICAL PARTS.
Supplemental Safety and Health
IN CASE OF EMERGENCIES INVOLVING THIS MATERIAL, FURTHER INFORMATION IS
    AVAILABLE AT ALL TIMES: (303) 777-6671 AND (801) 973-9082.

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

HCC:G2
Melt/Freeze Pt:M.P/F.P Text:-119F,-84C
Vapor Pres:635 PSIG
Vapor Density:0.91
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.
Stability Condition to Avoid:STABLE AS SHIPPED. AVOID USE AT PRESSURE
    ABOVE 15 PSIG AND MOISTURE.
Hazardous Decomposition Products:THERMAL DECOMPOSITION MAY PRODUCE
    CARBON MONOXIDE, CARBON DIOXIDE, HYDROGEN.
Conditions to Avoid Polymerization:ELEVATED TEMPERATURES AND PRESSURES
    AND/OR THE PRESENCE OF A CATALYST.

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

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

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