SIGMA CHEMICAL CO -- CITRACONIC ANHYDRIDE, 27430  -- 6810-00N072360
<pre>=====================  Product Identification  =====================

Product ID:CITRACONIC ANHYDRIDE, 27430
MSDS Date:10/01/1994
FSC:6810
NIIN:00N072360
=== 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:CITRACONIC ANHYDRIDE
CAS:616-02-4
RTECS #:GE6825000
Fraction by Wt: 100%
OSHA PEL:N/K 
ACGIH TLV:N/K 

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

LD50 LC50 Mixture:LD50 (ORAL RAT): 2600 MG/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/ABSORBED THRU SKIN. VAP/MIST IS IRRITATING TO EYES, MUC
    MEMB & UPPER RESP TRACT. SYMPS OF EXPOS MAY INCLUDE BURNING
    SENSATION, COUGHING, WHEEZING, LARYNGITIS, SHOR TNESS OF BREATH,
    HEADACHE, NAUSEA AND VOMITING. CHRONIC: NONE SPECIFIED BY
    MANUFACTURER.
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:EYES: CONTAM OF EYES SHOULD BE TREATED BY IMMED & PRLNG
    IRRIGATION W/COPIOUS AMTS OF WATER FOR AT LEAST 15 MIN. ASSURE ADEQ
    FLUSHING OF EYES BY SEPARATING EYELIDS W/FINGERS. SKIN: IMMED WASH
    W/SOAP &  COPIOUS AMTS OF WATER. INHAL: REMOVE TOFRESH AIR. IF NOT
    BRTHG, GIVE ARTF RESP. IF BRTHG IS DFCLT, GIVE OXYGEN. INGEST: WASH
    OUT MOUTH W/WATER PROVIDED PERS IS CONSCIOUS. CALL MD. (SUP DAT)

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

Flash Point:215F,102C
Extinguishing Media:USE CARBON DIOXIDE, DRY CHEMICAL POWDER OR
    APPROPRIATE FOAM, WATER SPRAY.
Fire Fighting Procedures:WEAR NIOSH APPROVED SCBA AND FULL PROTECTIVE
    EQUIPMENT .
Unusual Fire/Explosion Hazard:NONE SPECIFIED BY MANUFACTURER.

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

Spill Release Procedures:WEAR NIOSH APPROVED RESP, CHEMICAL SAFETY
    GOGGLES, RUBBER BOOTS, & HEAVY RUBBER GLOVES. COVER W/DRY LIME/SODA
    ASH, PICK UP, KEEP IN A CLOSED CONTAINER AND HOLD FOR WASTE
    DISPOSAL. VENTILATE AREA AND W ASH SPILL SITE AFTER MATERIAL PICKUP
    ISCOMPLETE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:AVOID INHALATION. DO NOT GET IN EYES,
    ON SKIN, ON CLOTHING. AVOID PROLONGED OR REPEATED EXPOSURE. READILY
    ABSORBED THROUGH SKIN.
Other Precautions:IRRITANT. TOXIC. KEEP TIGHTLY CLOSED. MOISTURE
    SENSITIVE. STORE IN A COOL DRY PLACE.

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

Respiratory Protection:WEAR NIOSH APPROVED RESPIRATOR.
Ventilation:USE ONLY IN A CHEMICAL FUME HOOD.
Protective Gloves:RUBBER GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGS .
Other Protective Equipment:EMERGENCY EYEWASH & DELUGE SHOWER MEETING
    ANSI DESIGN CRITERIA .
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
FIRST AID PROC: WASH CONTAMINATED CLOTHING BEFORE REUSE.

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

Boiling Pt:B.P. Text:>415F,>213C
Melt/Freeze Pt:M.P/F.P Text:>45F,>7C
Vapor Density:4
Spec Gravity:1.247
Appearance and Odor:COLORLESS TO FAINT YELLOW LIQUID

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

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

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

Waste Disposal Methods:DISSOLVE OR MIX THE MATERIAL WITH A COMBUSTIBLE
    SOLVENT AND BURN IN A CHEMICAL INCINERATOR EQUIPPED WITH AN
    AFTERBURNER AND SCRUBBER. OBSERVE ALL FEDERAL, STATE AND LOCAL
    ENVIRONMENTAL REGULATIONS.

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