SIGMA CHEMICAL COMPANY -- C5138 COLLAGENASE TYPE IV  -- 6550-00F051153
<pre>=====================  Product Identification  =====================

Product ID:C5138 COLLAGENASE TYPE IV
MSDS Date:06/17/1996
FSC:6550
NIIN:00F051153
MSDS Number: CCDQQ
=== 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:COLLAGENASE, CLOSTRIDIOPEPTIDASE A
CAS:9001-12-1

=====================  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:MAY BE HARMFUL BY INHALATION,
    INGESTION/SKIN ABSORPTION. MAY CAUSE IRRITATION & ALLERGIC
    REACTION. INHALATION: MAY CAUSE SENSITIZATION.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:IRRITATION.

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

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

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

Extinguishing Media:CO2, DRY CHEMICAL POWDER/APPROPRIATE FOAM, WATER
    SPRAY.
Fire Fighting Procedures:WEAR SCBA & PROTECTIVE CLOTHING.

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

Spill Release Procedures:WEAR PROTECTIVE EQUIPMENT. MATERIAL SHOULD BE
    CAREFULLY WIPED UP/MOISTENED W/WATER & REMOVED. VENTILATE AREA &
    WASH SITE AFTER MATERIAL PICKUP IS COMPLETE.

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

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

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

Appearance and Odor:SOLID

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

Stability Indicator/Materials to Avoid:YES
Stability Condition to Avoid:HEAT-SENSITIVE.

====================  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):
 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.