AIRCO CARBIDE -- ACETYLENE  -- 6830-00N043768
<pre>=====================  Product Identification  =====================

Product ID:ACETYLENE
MSDS Date:02/01/1987
FSC:6830
NIIN:00N043768
=== Responsible Party ===
Company Name:AIRCO CARBIDE
Box:10037
City:LOUISVILLE
State:KY
ZIP:40210
Country:US
Info Phone Num:502-423-4400
Emergency Phone Num:502-775-4123;800-424-9300(CHEMTREC)
Preparer's Name:KURT CHAPMAN
CAGE:76624
=== Contractor Identification ===
Company Name:AIRCO CARBIDE
Box:City:LOUISVILLE
State:KY
ZIP:40210
Country:US
Phone:502-423-4400
CAGE:76624

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

Ingred Name:HYDROGEN SULFIDE  (SARA III)
CAS:7783-06-4
RTECS #:MX1225000
OSHA PEL:10 PPM;15 PPM STEL
ACGIH TLV:10 PPM;15 PPM STEL
EPA Rpt Qty:100 LBS
DOT Rpt Qty:100 LBS

Ingred Name:AMMONIA
CAS:7664-41-7
RTECS #:BO8750000
OSHA PEL:35 PPM STEL
ACGIH TLV:25 PPM;35 PPM STEL
EPA Rpt Qty:100 LBS
DOT Rpt Qty:100 LBS

Ingred Name:PHOSPHINE
CAS:7803-51-2
RTECS #:SY7525000
OSHA PEL:0.03 PPM;1 PPM STEL
ACGIH TLV:0.03 PPM;1 PPM STEL
EPA Rpt Qty:100 LBS
DOT Rpt Qty:100 LBS

Ingred Name:ARSINE  (SARA III)
CAS:7784-42-1
RTECS #:CG6475000
OSHA PEL:0.05 PPM
ACGIH TLV:0.05 PPM

Ingred Name:ACETYLENE
CAS:74-86-2
RTECS #:AO9600000
Fraction by Wt: >98%
OSHA PEL:N/K 
ACGIH TLV:SIMPLE ASPHYXIANT

Ingred Name:TRACE IMPURITIES (CONSISTING OF INGREDIENTS 3 - 5)
RTECS #:9999999ZZ
Fraction by Wt: 1-2%
OSHA PEL:N/K 
ACGIH TLV:2500 PPM (MFR)

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

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:TLV: ASPHYXIANT HAVING ANESTHETIC
    PROPERTIES. ACUTE:SLIGHT INTOXICATION AT 10%. MARKED INTOXICATION
    AT 20%. AT 35% CAUSES UNCONSCIOUSNESS IN 5 MINUTES.
    CHRONIC:CONTAMINANTS IN GENERATED ACETYLENE CAN  HAVE TOXIC EFFECT;
    VIA PHOSPINE, ARSINE, HYDROGEN SULFIDE.
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:NON-IRRITATING TO SKIN OR MUCOUS
    MEMBRANES.

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

First Aid:INGEST:CALL MD IMMEDIATELY . EYES: IMMEDIATELY FLUSH
    W/POTABLE WATER FOR A MINIMUM OF 15 MINUTES, SEEK ASSISTANCE FROM
    MD . SKIN:FLUSH W/COPIOUS AMOUNTS OF WATER. CALL MD . INHAL:REM OVE
    IMMEDIATELY TO UNCONTAMINATED AIR. IF BREATHING HAS STOPPED,
    ARTIFICIAL RESPIRATION SHOULD BE APPLIED. CONTACT MD.

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

Flash Point:SUPP DATA
Lower Limits:2.5%
Upper Limits:80%
Extinguishing Media:EXTINGUISH FIRE BY SHUTTING OFF SOURCE OF
    ACETYLENE.
Fire Fighting Procedures:USE NIOSH/MSHA APPRVD SCBA & FULL PROT EQUIP .
    FIRES FROM SM LEAKS IN CNTNRS CAN BE EXTING BY PLUGGING LEAK W/
    PUTTY OR SMOTHERING W/FIRE BLANKET. (SUPDAT
Unusual Fire/Explosion Hazard:IN ADMIXTURES CONTAINING MORE THAN 6%
    OXYGEN, MAY EXPLODE IN PRESENCE OF IGNITION SOURCE AS LOW AS -40C.

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

Spill Release Procedures:WARNING! DO NOT ENTER AREA OF HIGH
    CONCENTRATION UNTIL FIRST PURGING W/NITROGEN & THEN VENTILATING
    W/AIR. ELIMINATE ALL SOURCES OF IGNITION, KEEP PERSONNEL AWAY. ANY
    LEAKS OF ACETYLENE PRESENT GREAT D ANGER OF EXPLOSION OR FIRE!
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:STORE IN WELL VENTILATED AREA, AWAY
    FROM OXYGEN/NON-FLAMM COMPRESSED GAS CYLS. SHOULD NOT BE
    PRESSURIZED >15 PSIG. KEEP CYLINDERS UPRIGHT!
Other Precautions:AVOID SUDDEN SHOCK & ALL SOURCES OF IGNIT INCL STATIC
    ELECTRICITY. SHOULD NOT BE W/DRAWN AT RATE GREATER THAN 1/7 OF CYL
    CAPACITY PER HR. FASTER W/DRAWAL MAY CARRY OVER ACETONE/MAY CAUSE
    STATIC SPKS.  KEEP AWAY FROM HEAT, FLAME & (SUPP DATA)

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

Respiratory Protection:NIOSH/MSHA APPROVED SELF-CONTAINED BREATHING
    APPARATUS FOR EMERGENCY WORK AT HIGH CONCENTRATIONS.
Ventilation:KEEP CONCENTRATION <2500 PPM. USE LOCAL EXHAUST (WELDING &
    CUTTING) OR MECH (GENERAL). EXPLOSION-PROOF.
Protective Gloves:LEATHER WHEN WELDING, CUTTING/BRAZING.
Eye Protection:ANSI APPVD CHEM SAFETY GOGGS W/ (SUPDAT)
Other Protective Equipment:PROT CLTHG - ALL COTTON TO PVNT STATIC
    BUILD- UP WHILE HNDLG CNTNRS; FLAME RETARDANT FOR WELDING, CUTTING
    OR BRAZING.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
FL PT:GASEOUS AT ROOM TEMP. FIRE FIGHT PROC: USE WATER TO COOL
    FIRE-EXPOS CYLS. OTHER PREC:SPKS. STORE & USE W/ADEQ VENT. CLOSE
    VALVE AFTER EACH USE & WHEN EMPTY. RETURN CYL W/VALVE CLSD. EYE
    PROT:FIL TER LENS, SHADE #4 OR DARKER WHEN WELDING OR CUTTING .

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

HCC:G2
Boiling Pt:B.P. Text:-103F,-75C
Vapor Density:0.01
Solubility in Water:1.1 G/ML @ 15.5C
Appearance and Odor:COLORLESS; GARLIC-LIKE ODOR FROM IMPURITIES.
Percent Volatiles by Volume:100

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

Stability Indicator/Materials to Avoid:NO
FORMS EXPLO ACETYLIDES W/COPPER, SILVER, MERCURY. MIXED W/CHLORINE OR
    FLOURINE, CAN EXPLODE ON EXPOS TO SUNLIGHT.
Stability Condition to Avoid:UNSTABLE IN FREE STATE UNDER PRESSURE.
    STABLE BELOW 15 PSIG OR IN ACETONE SOLUTION.
Hazardous Decomposition Products:UNDER PRESSURE MAY DECOMPOSE INTO
    HYDROGEN & CARBON W/EXPLOSIVE FORCE.

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

Waste Disposal Methods:DISPOSAL MUST BE I/A/W FEDERAL, STATE & LOCAL
    REGULATIONS . IF PRACTICAL, REMOVE CYLINDER TO SAFE, OUTSIDE AREA.
    VENT TO ATMOSPHERE AT SLOW RATE. KEEP ALL SOURCES OF IGNITION AWAY.

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