Product ID:DOW CORNING (R) Q-4-2805 CHANNEL SEALANT
MSDS Date:07/25/1991
FSC:8030
NIIN:01-043-2295
MSDS Number: BNCHZ

DOW CORNING CORP.

SOUTH SAGINAW ROAD
MIDLAND, MI 48686
US

Emergency Phone: 1-517-496-5900

Info Phone: 1-517-496-6000

Preparer: JACK L SHENEBERGER

Cage: 5D028

DOW CORNING CORP

AUBURN, MI 48611 US

Telephone: 517-496-4388

Cage: 71984

POLYTETRAFLUOROETHYLENE

CAS: 116-14-3

RTECS: KX4025000

Fraction By Weight: 19%

TRIMETHYLATED SILICA

CAS: 68909-20-6

Fraction By Weight: 7%

OSHA PEL 5 MG/M3

STYRENE (SKIN)

CAS: 100-42-5

RTECS: NL3675000

Fraction By Weight: 0.4%

OSHA PEL 50 PPM/100 PPM STEL

ACGIH TLV: 50 PPM/100 PPM STEL

Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:YES
Health Hazards Acute and Chronic:EYE-DIRECT CONTACT MAY CAUSE TEMP
DISCOMFORT W/MILD REDNESS,DRY SIMILAR TO WINDBURN.SKIN-24/48 HRS
CAUSES NO KNOW ADVERSE EFFECT.INHALE-SHORT VAPOR
EXPOSURE,DROWSINESS,IRRIT NOSE,THROAT. VAPORS MAY IN JURE NERV
SYS,BLOOD.ORAL-LRG AMTS DIGEST DISCOMFORT.INGEST-LRG AMNTS MAY
CAUSE DIGESTIVE DISCOMFORT.
Explanation of Carcinogenicity:STYLENE IS A SUSPECTED HUMAN CARCINOGEN.
Effects of Overexposure:PROLONGED,REPEATED OVEREXPOSURES ALSO MAY CAUSE
CENTRAL NERVOUS SYSTEM DEPRESSION,POSS ENHANCED BY DRINKING
ALCOHOLIC BEVERAGES. CAN CAUE "POLYMER FUME FEVER" WITH SYMPTOMS
NORMALLY DISAPPEAR WITHING 36-48 HOURS AFTER EXPOSURE.

First Aid:EYES-FLUSH WITH WATER.SKIN-WIPE OFF AND FLUSH WITH WATER.
INHALE-REMOVE TO FRESH AIR. GET MEDICAL ATTENTION IF ILL EFFECTS
PERSIST. INGEST-NO FIRST AID SHOULD BE NEEDED.

Flash Point Method:CC
Flash Point:200F/94C
Extinguishing Media:WATER, WATER FOG,CO2, DRY CHEMICAL, FOAM, OTHER.
Fire Fighting Procedures:SELF-CONTAINED BREATHING APPARATUS AND
PROTECTIVE CLOTHING SHOULD BE WORN IN FIGHTING FIRES INVOLVING
CHEMICALS.
Unusual Fire/Explosion Hazard:TOXIC FLUORINE COMPOUNDS. EVACUATE AREA
IN CASE OF OVERHEATING OR FIRE.

Spill Release Procedures:REMOVE PRODUCT AND USE ABSORBENT MATERIAL TO
TAKE CARE OF ANY OIL-LIKE RESIDUES.

Handling and Storage Precautions:USE REASONABLE CARE AND CAUTION.
Other Precautions:THIS MATERIAL MAY FORM HIGHLY TOXIC VAPORS OF
TRIFLUOROPROPIONALDEHYDE IF HEATED IN AIR ABOVE 300F/149C.PROVIDE
VENTILATIONS TO CONTROL VAPOR EXPOSURE.

Respiratory Protection:USE RESPIRATORY PROTECTION UNLESS LOCAL EXHAUST
VENTILATION IS ADEQUATE OR AIR SAMPLING DATA EXPOSURES ARE WITHIN
TLV AND PEL GUIDELINES. ORGANIC VAPOR TYPE RESPIRATOR.
Ventilation:LOCAL EXHAUST RECOMMENDED. MECHANICAL (GENERAL) RECOMMEDED.
Eye Protection:SAFETY GLASSES AS A MINIMUM.
Work Hygienic Practices:WASHING AT MEALTIME AND END OF SHIFT IS
ADEQUATE.
Supplemental Safety and Health
THESE PRECAUTIONS ARE FOR ROOM TEMP HANDLING;USE AT ELEVATED TEMPS, OR
AEROSOL/SPRAY APPLICATIONS, MAY REQUIRE ADDED PRECAUTIONS.GOOD
PRACTICE REQUIRES THAT GROSS AMOUNT OF ANY CHEMICAL BE REMOVED FRO
M THE SKIN AS SOON AS PRACTICAL,ESPECIALY BEFORE EATING OR
SMOKING.AVOID BREATHING VAPORS,USE W/ADEQUATE VENTILATION.

HCC:T7
Spec Gravity:1.36
Solubility in Water:LESS THAN 0.1
Appearance and Odor:VERY LITTLE ODOR, PASTE-LIKE WHITE.

Stability Indicator/Materials to Avoid:YES
OXIDIZING MATERIAL CAN CAUSE A REACTION.
Hazardous Decomposition Products:FLUORINE COMPOUNDS,CARBON DIOXIDE,AND
TRACES OF INCOMPLETELY BURNED CARBON PRODUCTS.

Waste Disposal Methods:ALL LOCAL, STATE AND FEDERAL REGULATIONS
CONCERNING HEALTH AND POLLUTION BE REVIEWED TO DETERMINE APPROVED
DISPOSAL PROCEDURES. CONTACT DOW CORNING IF THERE ARE ANY DISPOSAL
QUESTIONS.

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.