=====================  Product Identification  =====================

MSDS NAME:TERT-DODECANETHIOL, MIXTURE OF ISOMERS, 169153
NIIN:00N084160
MSDS Number: CGSJJ
=== Responsible Party ===
Company: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:0DK69
=== Contractor Identification ===
Company:ALDRICH CHEMICAL CO INC
Address:1001 WEST ST PAUL AVE
Box:355
City:MILWAUKEE
State:WI
ZIP:53233
Country:US
Phone:414-273-3850
CAGE:60928
Company:SIGMA CHEMICAL CO SIGMA DIAGNOSTICS DIV
Address:3050 SPRUCE ST
Box:City:ST LOUIS
State:MO
ZIP:63103-2530
Country:US
Phone:314-771-5765
CAGE:0DK69

=============  Composition/Information on Ingredients  =============

Name:T-DODECANETHIOL; (TERT-DODECYLTHIOL)
CAS:25103-58-6
RTECS #:JR3150000
OSHA PEL:N/K 
ACGIH TLV:N/K 

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

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
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
    OR ABSORBED THROUGH SKIN. VAPOR OR MIST IS IRRITATING TO THE EYES,
    MUCOUS MEMBRANES AND UPPER RESPIRATORY TRACT. CAUSES SKIN
    IRRITATION. EXPOSURE CAN CAUSE: NAUSEA , HEADACHE AND VOMITING. TO
    THE BEST OFMANUFACTURER'S KNOWLEDGE, THE CHEMICAL, PHYSICAL AND
    (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: TOXICOLOGICAL PROPERTIES HAVE NOT
    BEEN THOROUGHLY INVESTIGATED.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:EYES/SKIN: IMMEDIATELY FLUSH EYES OR SKIN WITH COPIOUS
    AMOUNTS OF WATER FOR AT LEAST 15 MINUTES WHILE REMOVING
    CONTAMINATED CLOTHING AND SHOES. INHAL: REMOVE TO FRESH AIR. IF NOT
    BREATHING GIVE ARTIFI CIAL RESPIRATION. IF BREATHING IS DIFFICULT,
    GIVE OXYGEN. INGEST: WASH OUT MOUTH WITH WATER PROVIDED PERSON IS
    CONSCIOUS. CALL MD. WASH CONTAMINATED CLOTHING BEFORE REUSE.

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

Flash Point:195F,91C
Extinguishing Media:WATER SPRAY. CARBON DIOXIDE, DRY CHEMICAL POWDER OR
    APPROPRIATE FOAM.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA AND FULL PROTECTIVE
    EQUIPMENT  TO PREVENT CONTACT WITH SKIN AND EYES. COMBUSTIBLE
    LIQUID.
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

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

Spill Release Procedures:EVACUATE AREA. WEAR NIOSH APPROVED
    SELF-CONTAINED BREATHING APPARATUS, RUBBER BOOTS AND HEAVY RUBBER
    GLOVES. COVER WITH DRY LIME OR SODA ASH, PICK UP, KEEP IN A CLOSED
    CONTAINER AND HOLD FOR WASTE DIS POSAL.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:TOXIC. IRRITANT. KEEP TIGHTLY CLOSED.
    STENCH. KEEP AWAY FROM HEAT AND OPEN FLAME. STORE IN A COOL, DRY
    PLACE.
Other Precautions:DO NOT BREATHE VAPOR. AVOID PROLONGED OR REPEATED
    EXPOSURE. DO NOT GET IN EYES, ON SKIN, ON CLOTHING. WASH THOROUGHLY
    AFTER HANDLING.

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

Respiratory Protection:NIOSH APPROVED RESPIRATOR.
Ventilation:USE ONLY IN A CHEMICAL FUME HOOD.
Protective Gloves:RUBBER GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:ANSI APPROVED EYE WASH & DELUGE SHOWER .
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
NONE SPECIFIED BY MANUFACTURER.

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

Boiling Pt:B.P. Text:>531F,>277C
Spec Gravity:0.859
Appearance and Odor:COLORLESS LIQUID.

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:CARBON MONOXIDE, CARBON DIOXIDE,
    SULFUR OXIDES.

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

Waste Disposal Methods:THIS COMBUSTIBLE MATERIAL MAY BE BURNED IN A
    CHEMICAL INCINERATOR EQUIPPED WITH AN AFTERBURNER AND SCRUBBER.
    OBSERVE ALL FEDERAL, STATE AND LOCAL ENVIRONMENTAL 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.

*** END OF RECORD ***