SIGMA CHEMICAL COMPANY -- B7651 BREFELDIN A FROM PENICILLIUM BREFELDIANUM  -- 6850-00F054799
<pre>=====================  Product Identification  =====================

Product ID:B7651 BREFELDIN A FROM PENICILLIUM BREFELDIANUM
MSDS Date:12/23/1996
FSC:6850
NIIN:00F054799
=== Responsible Party ===
Company Name:SIGMA CHEMICAL COMPANY
Address:3050 SPRUCE ST
Box:14508
City:SAINT LOUIS
State:MO
ZIP:63178-5000
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:BREFELDIN A  *97-4*
CAS:20350-15-6
RTECS #:GY8410000

=====================  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 INGESTED, INHALED/ABSORBED
    THROUGH SKIN. EYES/SKIN: IRRITATION, MAY CAUSE CYANOSIS.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:IRRITATION, GI DISTURBANCES.

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

First Aid:INGESTION: WASH OUT MOUTH W/WATER IF CONSCIOUS. SKIN: FLUSH
    W/COPIOUS AMOUNTS OF WATER FOR 15 MINS. INHALATION: REMOVE TO FRESH
    AIR. EYES: FLUSH W/COPIOUS AMOUNTS OF WATER FOR 15 MINS. OBTAIN
    MEDICAL  ATTENTION IN ALL CASES.

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

Extinguishing Media:CO2, DRY CHEMICAL POWDER/APPROPRIATE FOAM.
Fire Fighting Procedures:WEAR SCBA & PROTECTIVE CLOTHING.
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

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

Spill Release Procedures:WEAR RESPIRATOR, CHEMICAL SAFETY GOGGLES,
    RUBBER BOOTS & HEAVY RUBBER GLOVES. SWEEP UP, PLACE IN A BAG & HOLD
    FOR WASTE DISPOSAL. AVOID RAISING DUST. VENTILATE AREA & WASH SITE
    AFTER MATERIAL PICKUP I S COMPLETE.

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

Respiratory Protection:WEAR APPROPRIATE NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:MECHANICAL EXHAUST REQUIRED.
Protective Gloves:CHEMICAL RESISTANT
Eye Protection:SAFETY GOGGLES
Other Protective Equipment:PROTECTIVE CLOTHING
Work Hygienic Practices:REMOVE/LAUNDER CONTAMINATED CLOTHING & SHOES
    BEFORE REUSE.
Supplemental Safety and Health

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

Melt/Freeze Pt:M.P/F.P Text:399.2-401F
Appearance and Odor:SOLID

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

Stability Indicator/Materials to Avoid:YES
Hazardous Decomposition Products:COMBUSTION: CO, CO2.

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

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

 Disclaimer (provided with this information by the compiling agencies):
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 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
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 particular situation.