SIGMA CHEMICAL CO -- P-XYLENE 99%, 134449  -- 6810-00N085041
<pre>=====================  Product Identification  =====================

Product ID:P-XYLENE 99%, 134449
MSDS Date:01/01/1996
FSC:6810
NIIN:00N085041
=== Responsible Party ===
Company Name:SIGMA CHEMICAL CO
Box:14508
City:ST LOUIS
State:MO
ZIP:63178
Country:US
Info Phone Num:314-771-5765
Emergency Phone Num:314-771-5765
CAGE:21076
=== Contractor Identification ===
Company Name:SIGMA CHEMICAL COMPANY
Address:3050 SPRUCE ST
Box:14508
City:ST LOUIS
State:MO
ZIP:63178
Country:US
Phone:314-771-5765
CAGE:21076

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

Ingred Name:P-XYLENE; (P-DIMETHYLBENZENE) (SARA 313) (CERCLA)
CAS:106-42-3
RTECS #:ZE2625000
Fraction by Wt: 99%
OSHA PEL:100 PPM
ACGIH TLV:100 PPM;150 STEL
EPA Rpt Qty:1000 LBS
DOT Rpt Qty:1000 LBS

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

LD50 LC50 Mixture:LD50:(ORAL,RAT) 5 GM/KG.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE:HARMFUL IF SWALLOWED, INHALED OR
    ABSORBED THROUGH SKIN. VAPOR OR MIST IS IRRITATING TO EYES, MUCOUS
    MEMBRANES AND UPPER RESPIRATORY TRACT. EXPOSURE CAN CAUSE: NARCOTIC
    EFFECT; LUNG IRRITATION, C HEST PAIN AND EDEMA WHICH MAY BE
    FATAL;CENTRAL NERVOUS SYSTEM DEPRESSION; DERMATITIS;
    GASTROINTESTINAL(EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ:DISTURBS. CHRONIC:DMG TO THE LIVER &
    KIDNEYS. BLOOD EFTS. MAY CAUSE REPRO DISORDERS. TARGET
    ORGANS:NERVES, LIVER, KIDNEYS. TARGET ORGAN DATA:BEHAVIORAL (GEN
    ANESTH); CARDIAC (OTHER CHANGES);  LUNGS, THORAX/RESPIRATION (RESP
    DEPRESS); EFTS ON FERTILITY (POST-IMPLANTATION MORTALITY;
    ABORTION); EFTS ON (SUPP DATA)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:EYES:IMMED FLUSH W/COPIOUS AMOUNTS OF WATER FOR AT LST 15
    MINUTES. SKIN:IMMEDIATELY FLUSH W/COPIOUS AMOUNTS OF WATER FOR AT
    LST 15 MINUTES WHILE REMOVING CONTAMINATED CLOTHING & SHOES. REMOVE
    & WASH C ONTAMINATED CLOTHING PROMPTLY. INHAL:REMOVE TO FRESH AIR.
    IF NOT BREATHING, GIVE ARTF RESP. IF BREATHING IS DIFFICULT, GIVE
    OXYGEN. INGEST:WASH OUT MOUTH W/WATER PROVIDED PERSON IS CONSCIOUS.
    CALL MD.

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

Flash Point:81.0F,27.2C
Lower Limits:1.1%
Upper Limits:7%
Extinguishing Media:CARBON DIOXIDE, DRY CHEMICAL POWDER OR APPROP FOAM.
    WATER MAY BE EFFECTIVE FOR COOLING, BUT MAY NOT EFT EXTINGUISHMENT.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA & FULL PROTECTIVE
    EQUIPMENT . FLAMMABLE. USE WATER SPRAY TO COOL FIRE-EXPOSED
    CONTAINERS.
Unusual Fire/Explosion Hazard:VAPOR MAY TRAVEL CONSIDERABLE DISTANCE TO
    SOURCE OF IGNITION & FLASH BACK. CONTAINER EXPLOSION MAY OCCUR
    UNDER FIRE CONDITIONS. FORMS EXPLOSIVE MIXTURES IN AIR.

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

Spill Release Procedures:EVACUATE AREA. SHUT OFF ALL SOURCES OF IGNIT.
    WEAR NIOSH APPRVD SCBA, RUB BOOTS & HEAVY RUB GLOVES. COVER
    W/ACTIVATED CARBON ADSORBENT, TAKE UP & PLACE IN CLSD CNTNRS.
    TRANSPORT OUTDOORS. VENT AREA &  WASH SPILL SITE AFTER MATL PICKUP
    IS COMPLETE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:DO NOT BREATHE VAP. AVOID CONT W/EYES,
    SKIN & CLTHG. AVOID PRLNG/RPTD EXPOS. READILY ABSORBED THRU SKIN.
    IRRITANT. REPRO HAZ. KEEP TIGHTLY CLOSED.
Other Precautions:KEEP AWAY FROM HEAT, SPARKS & OPEN FLAME. STORE IN A
    COOL, DRY PLACE. FLAMMABLE. HARMFUL BY INHAL, IN CONT W/SKIN & IF
    SWALLOWED. IRRITATING TO EYES, RESP SYS & SKIN. KEEP AWAY FROM
    SOURCES OF IGNITIO N. NO SMOKING.

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

Respiratory Protection:WEAR APPROPRIATE NIOSH APPROVED RESPIRATOR.
Ventilation:USE ONLY IN A CHEMICAL FUME HOOD.
Protective Gloves:CHEMICAL-RESISTANT GLOVES.
Eye Protection:ANSI APPROVED CHEM WORKERS GOGGS .
Other Protective Equipment:ANSI APPROVED EYE WASH FOUNTAIN & DELUGE
    SHOWER . WEAR OTHER SUITABLE PROTECTIVE CLOTHING. USE NON-SPARKING
    TOOLS.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
VP:9 @ 20C; 16 @ 37.7C. EFTS OF OVEREXP:EMBRYO OR FETUS (FETAL DEATH);
    SPECIFIC DEVELOPMENTAL ABNORMALITIES (CRANIOFACIAL).

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

Boiling Pt:B.P. Text:280F,138C
Melt/Freeze Pt:M.P/F.P Text:>54F,>12C
Vapor Pres:SUPP DATA
Vapor Density:3.7
Spec Gravity:0.866
Appearance and Odor:COLORLESS LIQUID.

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

Stability Indicator/Materials to Avoid:YES
OXIDIZING AGENTS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:TOXIC FUMES OF CARBON MONOXIDE, CARBON
    DIOXIDE.

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

Waste Disposal Methods:BURN IN A CHEMICAL INCINERATOR EQUIPPED
    W/AFTERBURNER & SCRUBBER BUT EXERT EXTRA CARE IN IGNITING AS THIS
    MATERIAL IS HIGHLY FLAMMABLE. OBSERVE ALL FEDERAL, STATE & LOCAL
    ENVIRONMENTAL REGULATIONS.

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