Product ID:CHANNEL SEALANT 94-031
MSDS Date:01/11/1991
FSC:8030
NIIN:00-145-0310
MSDS Number: BDCGK

DOW CORNING

SOUTH SAGINAW ROAD
MIDLAND, MI 48686
US

Emergency Phone: 517-496-5900

Info Phone: 517-496-6000

Preparer: JACK L. SHENEBERGER

Cage: 5D028

DOW CORNING CORP

AUBURN, MI 48611 US

Telephone: 517-496-4388

Cage: 71984

SILICA, CRYSTALLINE - FUSED; (SILICA, FUSED)

CAS: 60676-86-0

RTECS: VV7328000

Fraction By Weight: 36%

OSHA PEL 0.1 MG/M3 RDUST

ACGIH TLV: 0.1 MG/M3 RDUST

SILICA, CRYSTALLINE - QUARTZ; (QUARTZ)

CAS: 14808-60-7

RTECS: VV7330000

Fraction By Weight: 0.7%

OSHA PEL 0.1 MG/M3 RDUST

ACGIH TLV: 0.1 MG/M3 RDUST

STYRENE, MONOMER; (STYRENE) (SARA III)

CAS: 100-42-5

RTECS: WL3675000

Fraction By Weight: 0.3%

OSHA PEL 100 PPM

ACGIH TLV: 50 PPM;100 STEL, S

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

TRIMETHYLATED SILICA

CAS: 68909-20-6

Fraction By Weight: 3%

OSHA PEL N/K

ACGIH TLV: N/K

METHYLTRIFLUOROPROPYL POLYSILOXANE HYDROXY TERMINATED

CAS: 68607-77-2

OSHA PEL N/K

ACGIH TLV: N/K

STYRENE DIVINYLBENZENE COPOLYMER; (STYRENE-DIVINYL BENZENE

CAS: 9052-02-3

OSHA PEL N/K

ACGIH TLV: N/K

METHYL VINYL, TRIFLUOROPROPYL METHYL SILOXANE COPOLYMER

CAS: 68952-02-3

OSHA PEL N/K

ACGIH TLV: N/K

AS SOON AS PRACTICAL, ESPECIALLY BEFORE

RTECS: 9999999ZZ

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:EYE:DIRECT CONT MAY CAUSE TEMPORARY
DISCOMFORT W/MILD REDNESS & DRYNESS SIMILAR TO WINDBURN.
SKIN:SINGLE RELATIVELY SHORT EXPOS CAUSES NO KNOWN ADVERSE EFT.
SEVERAL RPTD PRLNG EXPOS (24-48 HRS) MAY IR RIT. INHAL:SHORT VAP
EXPOS MAY CAUSE DROW & IRRIT NOSE & THROAT. VAPS MAY INJURE NERV
SYS & BLOOD. (EFTS OF OVEREXP)
Explanation of Carcinogenicity:SILICA, CRYSTALLINE-QUARTZ:IARC
MONOGRAPHS, SUPP, VOL 7, PG 341, 1987:GRP 2A. NTP 7TH ANNUAL RPT ON
CARCINS, (SUPDAT)
Effects of Overexposure:HLTH HAZ:DEGREE OF INJURY WILL DEPEND ON CONC &
DURATION OF EXPOS. INGEST:SM AMTS TRANSFERRED TO MOUTH BY FINGERS
DURING USE, ETC, SHOULD NOT INJURE. SWALLOWING LG AMTS MAY CAUSE
DIGEST DISCOMFORT. NO INJURY FROM DUSTS SHOULD OCCUR DURING REAS
USE. IF USE CREATES RESP PARTICLES, SOME RESP SYS INJURY MAY OCCUR.
(SUPDAT)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:INGEST:CALL MD IMMEDIATELY . EYES:FLUSH W/WATER FOR AT LEAST
15 MINUTES. SKIN:WIPE OFF & FLUSH W/WATER. INHAL:REMOVE TO FRESH
AIR. GET MEDICAL ATTENTION IF ILL EFFECTS PERSIST.

Flash Point Method:CC
Flash Point:>212F,>100C
Extinguishing Media:CARBON DIOXIDE, FOAM, DRY CHEMICAL, WATER FOG.
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA & FULL PROTECTIVE
EQUIPMENT .
Unusual Fire/Explosion Hazard:TOXIC FLUORINE COMPOUNDS FORM. EVACUATE
AREA IN CASE OF OVERHEATING OR FIRE.

Spill Release Procedures:COLLECT & CONTAIN FOR SALVAGE OR DISPOSAL. USE
PROTECTIVE EQUIPMENT. REPORTABLE QUANTITY:STYRENE: 1,000 LBS.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:PRECS ARE FOR ROOM TEMP HNDLG, USE AT
ELEVATED TEMPS OR AEROSOL/SPRAY APPLICATIONS, MAY REQ ADDED PRECS.
AVOID BRTHG VAPS & USE ONLY W/ADEQ VENT.
Other Precautions:USE REASONABLE CARE. THIS MATL MAY FORM HIGHLY TOX
VAPS OF TRIFLUOROPROPIONALDEHYDE IF HEATED IN AIR >300F/149C.
PROVIDE VENT TO CONTROL VAP EXPOS. INHAL GUIDELINES HAVE NOT BEEN
ESTABLISHED.

Respiratory Protection:USE NIOSH/MSHA APPROVED RESPIRATORY PROTECTION
UNLESS LOCAL EXHAUST VENTILATION IS ADEQUATE OR AIR SAMPLING DATA
SHOW EXPOSURES ARE W/IN TLV & PEL GUIDELINES. SUITABLE RESPIRATOR:
ORGANIC VAPOR TYPE; DUST/MIST TYPE.
Ventilation:LOCAL EXHAUST &/OR MECHANICAL (GENERAL) RECOMMENDED.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:SAFETY GLASSES, AS A MINIMUM.
Other Protective Equipment:NONE SPECIFIED BY MANUFACTURER.
Work Hygienic Practices:WASHING AT MEALTIME & END OF SHIFT IS ADEQ.
GOOD PRACTICE REQS THAT GROSS AMT OF ANY CHEM BE REMOVED FROM SKIN
(ING 8)
Supplemental Safety and Health
EXPLAN OF CARCIN:1994:ANTIC TO BE CARCIN. STYRENE:IARC MONOGRAPHS,
SUPP, VOL 7, PG 345, 1987:GRP 2B. ANIMAL:NERV SYS. EFTS OF
OVEREXP:PRLNG QUARTZ OVEREXP MAY CAUSE SILICOSIS. STYRENE IS
SUSPECTED HUM AN CARCIN. PRLNG, RPTD OVEREXPS ALSO MAY CAUSE CNS
DEPRESS, POSS ENHANCED BY DRINKING ALCOHOLIC BEVERAGES.

HCC:N1
Spec Gravity:1.5
Solubility in Water:<0.1%
Appearance and Odor:PASTE-LIKE, WHITE; VERY LITTLE ODOR.
Percent Volatiles by Volume:<5(WT)

Stability Indicator/Materials to Avoid:YES
OXIDIZING MATERIAL
Hazardous Decomposition Products:FLUORINE PROD,SILICON DIOX,CO*2,INCOMP
BURNED CARBON PROD

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

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.