MERCK FROSST CANADA INC -- BENZENE, MD-1133  -- 6810-00N025905
<pre>=====================  Product Identification  =====================

Product ID:BENZENE, MD-1133
MSDS Date:09/11/1987
FSC:6810
NIIN:00N025905
=== Responsible Party ===
Company Name:MERCK FROSST CANADA INC
Box:899
City:POINTE CLAIRE-DORVAL
State:PQ
Country:CA
Info Phone Num:514-697-2823
Emergency Phone Num:800-325-9034
Preparer's Name:R. PERRY
CAGE:09578
=== Contractor Identification ===
Company Name:MERCK FROSST CANADA INC
Box:City:POINTE CLAIRE-DORVAL, QUEBEC, CANADA
State:PQ
Country:US
Phone:800-325-9034; 514-697-2823
CAGE:09578

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

Ingred Name:BENZENE
CAS:71-43-2
RTECS #:CY1400000
Fraction by Wt: 99%
OSHA PEL:1 PPM;5 PPM STEL
ACGIH TLV:10 PPM
EPA Rpt Qty:10 LBS
DOT Rpt Qty:10 LBS

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

LD50 LC50 Mixture:LD50: (ORAL,RAT) 3800 MG/KG.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:YES    IARC:YES	  OSHA:YES
Health Hazards Acute and Chronic:NONE SPECIFIED BY MANUFACTURER.
Explanation of Carcinogenicity:BENZENE: GROUP 1 (IARC), GROUP 1 (NTP),
    OSHA REGULATED.
Effects of Overexposure:LEUKEMOGEN, FATIGUE, HEADACHE, IRRITATION
    (SKIN, EYE) BRONCHITIS, PNEUMONIA, CNS EFFECTS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:SKIN: WASH WITH WATER. INHALATION: REMOVE TO FRESH AIR,
    ARTIFICIAL RESPIRATION OR OXYGEN IF NECESSARY. INGESTION: GIVE FATS
    OR OILS. DO NOT INDUCE VOMITING. MEDICAL ASSISTANCE FOR GASTRIC
    LAVAGE. SUMM ON PHYSICIAN. EYE: FLUSH WITH WATER FORAT LEAST 15
    MINUTES .

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

Flash Point Method:CC
Flash Point:12F,-11C
Lower Limits:1.3%
Upper Limits:7.1%
Extinguishing Media:CO*2, DRY CHEMICAL, ALCOHOL FOAM.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA AND FULL
    PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:DANGEROUS FLAMMABILITY. CANCER SUSPECT.
    VAPOR-AIR MIXTURE EXPLOSIVE.

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

Spill Release Procedures:PROVIDE ADEQUATE IGNITION-PROOF VENTILATION.
    REMOVE ALL HEAT AND IGNITION SOURCES. CAREFULLY ABSORB ON
    VERMICULITE AND TRANSFER TO CLOSED CONTAINER.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:ADEQUATE VENTILATION. PROTECT FROM
    LIGHT AND EXTREME COLD. PROTECT FROM HEAT AND IGNITION SOURCES.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.

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

Respiratory Protection:WEAR NIOSH/MSHA APPROVED SELF-CONTAINED
    BREATHING APPARATUS.
Ventilation:LOCAL EXHAUST: FUME HOOD TO MEET TLV REQUIREMENTS.
Protective Gloves:RUBBER, POLYVINYL GLOVES.
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:PROTECTIVE CLTHG. PROVIDE SAFETY SHOWERS AND
    EYEWASH STATION NEAR WORKPLACE. ELEC SERVICES IN AREA SHD BE EXPLO
    PROOF.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
NONE SPECIFIED BY MANUFACTURER.

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

HCC:F3
Boiling Pt:B.P. Text:176F,80C
Vapor Pres:100
Vapor Density:2.8
Spec Gravity:0.9
Solubility in Water:0.07
Appearance and Odor:COLORLESS LIQUID, AROMATIC ODOR.
Percent Volatiles by Volume:100

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS, STRONG ACIDS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:CO/CO*2 ON COMBUSTION.

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

Waste Disposal Methods:VIA LICENSED DISPOSAL COMPANY. DISPOSE OF
    ACCORDING TO FEDERAL, STATE, AND LOCAL REGULATIONS.

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 disclaims all liability for its use.  Any person utilizing this
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