ALDRICH CHEMICAL CO -- DICHLORODIMETHYLSILANE, 99% D6082-6  -- 6810-00N014264
<pre>=====================  Product Identification  =====================

Product ID:DICHLORODIMETHYLSILANE, 99% D6082-6
MSDS Date:05/18/1989
FSC:6810
NIIN:00N014264
=== Responsible Party ===
Company Name:ALDRICH CHEMICAL CO
Box:355
City:MILWAUKEE
State:WI
ZIP:53201
Country:US
Info Phone Num:414-273-3850
CAGE:60928
=== Contractor Identification ===
Company Name: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

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

Ingred Name:DIMETHYLDICHLOROSILANE  (SARA III)
CAS:75-78-5
RTECS #:VV3150000
Fraction by Wt: 99%

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

LD50 LC50 Mixture:LC50:(IHL/RAT)=930PPM,(IHL/MUS)=300MG/M3
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:HARMFUL IF SWALLOWED, INHALED, OR
    ABSORBED THROUGH SKIN. MATERIAL IS EXTREMELY DESTRUCTIVE TO TISSUE
    OF THE MUCOUS MEMBRANES & UPPER RESPIRATORY TRACT, EYES & SKIN.
    INHALATION MAY BE FATAL AS A RESULT  OF SPASM, INFLAMMATION & EDEMA
    OF THE LARYNX & BRONCHI, CHEMICAL PNEUMONITIS & PULMONARY EDEMA.
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:MAY INCLUDE BURNING SENSATION, COUGHING,
    WHEEZING, LARYNGITIS, SHORTNESS OF BREATH, HEADACHE, NAUSEA AND
    VOMITING.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:EYES/SKIN: IMMEDIATELY FLUSH WITH COPIOUS AMOUNTS OF WATER
    FOR AT LEAST 15 MIN WHILE REMOVING CONTAMINATED CLOTHING AND SHOES.
    ASSURE ADEQUATE FLUSHING OF EYES BY SEPARATING THE EYELIDS WITH
    FINGERS.  INHAL: REMOVE TO FRESH AIR. IF NOT BREATHING, GIVE
    ARTIFICIAL RESPIRATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN.
    CALL MD. WASH CONTAMINATED CLOTHING BEFORE REUSE. INGEST: CALL MD
    IMMEDIATELY .

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

Flash Point Method:CC
Flash Point:3F,-16C
Lower Limits:5.5%
Upper Limits:10.4%
Extinguishing Media:CO*2, DRY CHEMICAL POWDER, ALCOHOL OR POLYMER FOAM
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED PRESSURE DEMAND SCBA
    AND FULL PROTECTIVE EQUIPMENT TO PREVENT CONTACT WITH SKIN AND
    EYES. EXTREMELY FLAMMABLE.
Unusual Fire/Explosion Hazard:THERMAL DECOMP PRODUCTS MAY INCLUDE HCL &
    PHOSGENE . VAPOR MAY TRAVEL CONSIDERABLE DISTANCE TO IGNIT SOURCE &
    FLASH BACK. WATER HYDROLYZES (SEE SUPP DATA)

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

Spill Release Procedures:EVAC AREA. SHUT OFF ALL IGNIT SOURCES. WEAR
    NIOSH/MSHA APPRVD SCBA, RUBBER BOOTS & HEAVY RUBBER GLOVES. ABSORB
    ON SAND/VERMICULITE & PLACE IN CLOSED CNTNRS FOR DISP. USE
    NON-SPARKING TOOLS. VENT AREA  & WASH SPILL SITE AFTER MATL PICKUP
    IS COMPLETE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:DO NOT BREATHE VAPOR. KEEP TIGHTLY
    CLOSED. KEEP AWAY FROM HEAT, SPARKS, OPEN FLAME. DO NOT ALLOW CNTCT
    WITH WATER. STORE UNDER NITROGEN. REFRIGERATE.
Other Precautions:TOXIC, CORROSIVE, LACHRYMATOR. DO NOT GET IN EYES, ON
    SKIN OR CLOTHING. NO SMOKING IN AREA OF USE. DO NOT USE IN THE GENL
    VICINITY OF ARC WELDING, OPEN FLAME, HOT SURFACES. HEAT AND/OR UV
    RADIATION MA Y CAUSE FORM OF HCL & PHOSGENE 

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

Respiratory Protection:WEAR APPROPRIATE NIOSH/MSHA APPROVED RESPIRATOR
Ventilation:USE ONLY IN A CHEMICAL FUME HOOD.
Protective Gloves:CHEMICAL-RESISTANT GLOVES
Eye Protection:CHEM WORK GOGGLES/FACESHLD OPTNL 
Other Protective Equipment:RUBBER BOOTS AND OTHER PROTECTIVE EQUIPMENT,
    SAFETY SHOWER AND EYE BATH
Work Hygienic Practices:WASH HANDS THOROUGHLY AFTER USE AND BEFORE
    EATING, DRINKING, SMOKING OR USING SANITARY FACILITIES .
Supplemental Safety and Health
EXPLO HAZ: MATERIAL LIBERATING ACIDIC GAS WHICH IN CONTACT WITH METAL
    SURFACES CAN GENERATE FLAMMABLE AND/OR EXPLOSIVE HYDROGEN GAS.

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

HCC:F5
Boiling Pt:B.P. Text:158F,70C
Melt/Freeze Pt:M.P/F.P Text:-105F,-76C
Vapor Pres:135 @ 25C
Vapor Density:1.45
Spec Gravity:1.064
Appearance and Odor:COLORLESS LIQUID

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

Stability Indicator/Materials to Avoid:YES
ACIDS, ALCOHOLS, AMINES, STRONG BASES, REACTS VIOLENTLY WITH WATER.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:TOXIC FUMES OF: CO, CO*2, SIO*X. HCL
    AND PHOSGENE .

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

Waste Disposal Methods:BURN IN A CHEMICAL INCINERATOR EQUIPPED WITH AN
    AFTERBURNER AND SCRUBBER BUT EXERT EXTRA CARE IN IGNITING AS THIS
    MATERIAL IS HIGHLY FLAMMABLE. DISPOSE I/A/W FEDERAL, STATE AND
    LOCAL LAWS.

 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.