SIGMA CHEMICAL CO -- CHOLESTEROL SIGMA GRADE, C8253  -- 6550-00N092556
<pre>=====================  Product Identification  =====================

Product ID:CHOLESTEROL SIGMA GRADE, C8253
MSDS Date:07/01/1999
FSC:6550
NIIN:00N092556
Status Code:A
=== 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:CHOLESTEROL
CAS:57-88-5
RTECS #:FZ8400000

=====================  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:ACUTE: MAY BE HARMFUL BY INHALATION,
    INGESTION OR SKIN ABSORPTION. MAY CAUSE IRRITATION. TOXICOLOGICAL
    DATA INDICATE A LOW ORDER OF TOXICITY. GENERAL GOOD-HOUSEKEEPING
    PRACTICES SHOULD BE FOLLOWED. TA RGET ORGAN DATA: KIDNEY, URETER,
    BLADDER (BLADDER TUMORS). EFFECTS ON FERTILITY (POST-IMPLANTATION
    MORTALITY; LITTER SIZE). SPECIFIC DEVELOPMENTAL ABNORMALITIES
    (CRANIOFACIAL). TUMORIGENIC (EQUIVOCAL  TUMORIGENIC AGENT BY RTECS
    CRITERIA; TUMORS AT SITE OF APPLICATION).
Effects of Overexposure:SEE HEALTH HAZARDS.

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

First Aid:EYES: IMMEDIATELY FLUSH WITH COPIOUS AMOUNTS OF WATER FOR AT
    LEAST 15 MINUTES. SKIN: IMMEDIATELY WASH WITH SOAP AND COPIOUS
    AMOUNTS OF WATER. WASH CONTAMINATED CLOTHING BEFORE REUSE.
    INHALATION: REMOV E TO FRESH AIR. IF NOT BREATHING GIVE ARTIFICIAL
    RESPIRATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN. INGESTION:
    WASH OUT MOUTH WITH WATER PROVIDED PERSON IS CONSCIOUS. CALL MD.

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

Extinguishing Media:WATER SPRAY, CARBON DIOXIDE, DRY CHEMICAL POWDER OR
    APPROPRIATE FOAM.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA AND FULL PROTECTIVE
    EQUIPMENT .
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

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

Spill Release Procedures:CHEMICAL SAFETY GOGGLES. USE PROTECTIVE
    CLOTHING, GLOVES AND NIOSH APPROVED MASK. SWEEP UP, PLACE IN A BAG
    AND HOLD FOR WASTE DISPOSAL. AVOID RAISING DUST. VENTILATE AREA AND
    WASH SPILL SITE AFTER MAT ERIAL PICKUP IS COMPLETE.

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

Handling and Storage Precautions:AVOID INHALATION. AVOID CONTACT WITH
    EYES, SKIN AND CLOTHING. AVOID PROLONGED OR REPEATED EXPOSURE. KEEP
    TIGHTLY CLOSED. STORE IN A COOL, DRY PLACE.

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

Respiratory Protection:NIOSH APPROVED RESPIRATOR.
Ventilation:MECHANICAL EXHAUST REQUIRED.
Protective Gloves:COMPATIBLE CHEMICAL-RESISTANT GLOVES.
Eye Protection:ANSI APPROVED CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:EYE WASH & DELUGE SHOWER MEETING ANSI DESIGN
    CRITERIA .
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
MFR'S INFORMATION ON INGREDIENTS: MOLECULAR FORMULA: C27H46O. EC NO:
    200-353-2.

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

Melt/Freeze Pt:>148.C, 298.4F
M.P/F.P Text:148C TO 150C
Appearance and Odor:WHITE CRYSTAL POWDER.

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS.
Hazardous Decomposition Products:TOXIC FUMES OF: CARBON MONOXIDE,
    CARBON DIOXIDE.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

===================  Toxicological Information	===================

Toxicological Information:ONLY SELECTED REGISTRY OF TOXIC EFFECTS OF
    CHEMICAL SUBSTANCES (RTECS) DATA IS PRESENTED HERE. SEE ACTUAL
    ENTRY IN RTECS FOR COMPLETE INFORMATION.

=====================  Ecological Information  =====================

Ecological:DATA NOT YET AVAILABLE.

====================  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.

===================  MSDS Transport Information  ===================

Transport Information:CONTACT SIGMA CHEMICAL COMPANY FOR TRANSPORTATION
    INFORMATION.

=====================  Regulatory Information  =====================

Federal Regulatory Information:REVIEWS, STANDARDS AND REGULATIONS:
    OEL=MAK. IARC CANCER REVIEW: ANIMAL INADEQUATE EVIDENCE - IMEMDT
    10,99,1976. IARC CANCER REVIEW: HUMAN INADEQUATE EVIDENCE - IMEMDT
    31,95,1983. IARC CANCER REVIEW:  GROUP 3 - IMSUDL 7,161,1987. NOHS
    1974: HZD 80865; NIS 8; TNF 1321; NOS 10; TNE 13980. NOES 1983: HZD
    80865; NIS 5; TNF 4091; NOS 11; TNE 41411; TFE 30220. EPA GENETOX
    PROGRAM 1988, NEGATIVE: SHE-CLON AL ASSAY. EPA TSCA SECTION 8(B)
    CHEMICAL INVENTORY. EPA TSCA SECTION 8(D) UNPUBLISHED HEALTH/SAFETY
     STUDIES. EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, DECEMBER
    1998.

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