SIGMA CHEMICAL COMPANY -- P7632 PARAROSANILINE BASE  -- 6810-00F032494
<pre>=====================  Product Identification  =====================

Product ID:P7632 PARAROSANILINE BASE
MSDS Date:04/03/1993
FSC:6810
NIIN:00F032494
=== Responsible Party ===
Company Name:SIGMA CHEMICAL COMPANY
Address:3050 SPRUCE ST
Box:14508
City:SAINT LOUIS
State:MO
ZIP:63178
Country:US
Info Phone Num:314-771-5765/800-325-3010
Emergency Phone Num:314-771-5765/800-325-3010
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:PARAOSANILINE BASE	 *93-4* (POSSIBLE CARCINOGEN PER MFG
    STUDIES)
CAS:25620-78-4

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

Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:HARMFUL IF SWALLOWED, INHALED OR
    ABSORBED THROUGH SKIN. MAY CAUSE IRRITATION.
Explanation of Carcinogenicity:POSSIBLE CARCINOGEN PER MFG STUDIES.
Effects of Overexposure:POSSIBLE RISK OF IRREVERSIBLE EFFECTS.

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

First Aid:EYES/SKIN: FLUSH W/PLENTY OF WATER FOR AT LEAST 15 MINS WHILE
    REMOVING CONTAMINATED CLOTHING & SHOES. INHALATION: REMOVE TO FRESH
    AIR. IF NOT BREATHING GIVE ARTIFICIAL RESPIRATION. IF BREATHING IS
    DIF FICULT, GIVE OXYGEN. INGESTION: WASH OUT MOUTH W/WATER PROVIDED
    PERSON IS CONSCIOUS. DISCARD CONTAMINATED CLOTHING & SHOES. OBTAIN
    MEDICAL ATTENTION IN ALL CASES.

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

Extinguishing Media:CO2, DRY CHEMICAL OR APPROPRIATE FOAM.
Fire Fighting Procedures:WEAR SELF CONTAINED BREATHING APPARATUS &
    PROTECTIVE CLOTHING.
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

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

Spill Release Procedures:EVACUATE AREA. WEAR PROTECTIVE EQUIPMENT.
    SWEEP UP, PLACE IN A BAG & HOLD FOR WASTE DISPOSAL. VENTILATE AREA
    & WASH SPILL SITE AFTER MATERIAL PICKUP IS COMPLETE.

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

Handling and Storage Precautions:KEEP TIGHTLY CLOSED. STORE IN A COOL
    DRY PLACE.
Other Precautions:AVOID ALL CONTACT & BREATHING OF DUST.

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

Respiratory Protection:WEAR APPROPRIATE NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:CHEMICAL FUME HOOD
Protective Gloves:CHEMICAL RESISTANT
Eye Protection:SAFETY GOGGLES
Other Protective Equipment:PROTECTIVE CLOTHING, SAFETY SHOWER & EYE
    BATH, RUBBER BOOTS.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health

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

Melt/Freeze Pt:M.P/F.P Text:205C
Appearance and Odor:PURPLE POWDER

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS
Hazardous Decomposition Products:CO, CO2, NITROGEN OXIDES

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

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

 Disclaimer (provided with this information by the compiling agencies):
 This information is formulated for use by elements of the Department
 of Defense.  The United States of America in no manner whatsoever,
 expressly or implied, warrants this information to be accurate and
 disclaims all liability for its use.  Any person utilizing this
 document should seek competent professional advice to verify and
 assume responsibility for the suitability of this information to their
 particular situation.