Product ID:890-SL SELF-LEV SIL JOINT SEALANT
MSDS Date:01/23/1991
FSC:8030
NIIN:00N044777
MSDS Number: BSCJM

DOW CORNING

SOUTH SAGINAW RD
MIDLAND, MI 48686
US

Emergency Phone: 517-493-5900

Info Phone: 517-496-6000

Preparer: JACK L. SHENEBERGER

Cage: 5D028

DOW CORNING CORP

AUBURN, MI 48611 US

Telephone: 517-496-4388

Cage: 71984

METHYLVINYL BIS(N-METHYLACETAMIDO) SILANE

CAS: 50791-87-2

Fraction By Weight: 3%

OSHA PEL N/K

ACGIH TLV: N/K

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

DOW CORNING 200 FLUID; (POLYDIMETHYLSILOXANE)

CAS: 63148-62-9

RTECS: JT6484500

OSHA PEL N/K

ACGIH TLV: N/K

POLYMER; (POLYDIMETHYLSILOXANE, HYDROXY-TERMINATED)

CAS: 70131-67-8

OSHA PEL N/K

ACGIH TLV: N/K

DIMETHYL METHYLDIETHYL-N-HYDROXYETHAMINE SILICONE POLYMER

CAS: 68952-53-4

OSHA PEL N/K

ACGIH TLV: N/K

RESP PROT. CURED FILMS/ARTICLES MADE FROM THIS PROD

RTECS: 9999999ZZ

AIR >300F/149C. PROVIDE VENT TO CONTROL VAP EXPOS

RTECS: 9999999ZZ

REVIEW OSHA FORMALDEHYDE REGS FOR DETAILED INFO ON

RTECS: 9999999ZZ

SMOKING. WASHING AT MEALTIME & END OF SHIFT

RTECS: 9999999ZZ

PRACTICAL & CLEAN THOROUGHLY BEFORE REUSE.

RTECS: 9999999ZZ

1); (CALCIUM CARBONATE)

CAS: 471-34-1

RTECS: FF9335000

Fraction By Weight: 38%

OSHA PEL 15MG/M3 TDUST;5 RESP

ACGIH TLV: 10 MG/M3 TDUST

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:NO 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 SHORT EXPOS (<24 HRS) MAY IRRIT. RPTD PRLNG CONT (24-48
HRS) MAY IRRIT MOD. INHAL:SHORT VAP EXP OS MAY CAUSE DROW & IRRIT
NOSE & THROAT. VAPS MAY INJURE LIVER, KIDNEYS, TESTES, BONE MARROW
& IMMUNE (EFTS OF OVEREXP)
Explanation of Carcinogenicity:SILICA, CRYSTALLINE-QUARTZ:IARC
MONOGRAPHS, SUPP, VOL 7, PG 341, 1987:GRP 2A. NTP 6TH ANNUAL RPT ON
CARCIN, (SUPDAT)
Effects of Overexposure:HLTH HAZ:SYS. DEGREE OF INJURY WILL DEPEND ON
CONC & DURATION OF EXPOS. INGEST:SM AMTS TRANSFERRED TO MOUTH BY
FINGERS DURING USE, ETC, SHOULD NOT CAUSE INJURY. SWALLOWING LG
AMTS MAY INJURE SLIGHTLY. TOX STUDIES INDICATE RPTD PRLNG OVEREXP
TO N-MA VAPS EMITTED DURING CURING CAUSES ADVERSE REPRO EFTS IN LAB
(SUPDAT)
Medical Cond Aggravated by Exposure:THIS PRODUCT, AS W/ANY CHEMICAL,
MAY ENHANCE ALLERGIC CONDITIONS ON CERTAIN PEOPLE. WE DO NOT KNOW
OF ANY MEDICAL CONDITIONS THAT MIGHT BE AGGRAVATED BY EXPOSURE TO
THIS PRODUCT.

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

Flash Point Method:CC
Flash Point:>212F,>100C
Extinguishing Media:WATER FOG, CO*2, DRY CHEMICAL, FOAM.
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA & FULL PROTECTIVE
EQUIPMENT .
Unusual Fire/Explosion Hazard:HAZARDOUS NITROGEN OXIDES FORM.

Spill Release Procedures:REMOVE PRODUCT & CONTAIN FOR SALVAGE OR
DISPOSAL. USE PROTECTIVE EQUIPMENT.
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 & EYE & SKIN CONTACT.
Other Precautions:USE ONLY W/ADEQ VENT. DO NOT TAKE INTERNALLY. STORE
<90F/32C. USE REAS CARE & CAUT. KEEP CNTNR CLSD. DO NOT USE IN
POORLY VENTILATED SPACES. PROD EVOLVES N-METHYLACETAMIDE WHEN EXPOS
TO WATER/HUMID AI R. PROVIDE VENT DURING USE TO (SUPDAT)

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:NIOSH/MSHA APPROVED O RGANIC VAPOR TYPE; DUST/MIST TYPE.
Ventilation:LOCAL EXHAUST &/OR MECHANICAL (GENERAL) VENTILATION
RECOMMENDED.
Protective Gloves:RUBBER OR PLASTIC GLOVES
Eye Protection:SAFETY GLASSES, AS A MINIMUM.
Other Protective Equipment:NONE SPECIFIED BY MANUFACTURER.
Work Hygienic Practices:GOOD PRACTICE REQS THAT GROSS AMT OF ANY CHEM
BE REMOVED FROM SKIN AS SOON AS PRACTICAL, ESP BEFORE EATING OR
(ING 10)
Supplemental Safety and Health
EXPLAN OF CARCIN:1991:ANTIC TO BE CARCIN. EFTS OF OVEREXP:ANIMALS.
FULLY CURED SEALANT IS NONHAZ. PRLNG QUARTZ DUST OVEREXP HAS CAUSED
CANCER IN LAB ANIMALS BUT THERE IS ONLY LTD EVID OF CANCER AMONG
HUMANS. PRLNG QUARTZ OVEREXP MAY CAUSE SILICOSIS. OTHER
PREC:CONTROL EXPOS W/IN ING LIMS/USE NIOSH/MSHA APPRVD (ING 7)

HCC:N1
Vapor Pres:<5 @ 25C
Vapor Density:>1
Spec Gravity:1.3
Solubility in Water:<0.1%.
Appearance and Odor:PASTE-LIKE, DARK GRAY; SLIGHT ODOR.
Percent Volatiles by Volume:5 (WT)

Stability Indicator/Materials to Avoid:YES
OXIDIZING MATERIAL CAN CAUSE REACTION. WATER, MOISTURE, HUMID AIR -
AVOID EXPOSURE UNTIL READY TO USE.
Stability Condition to Avoid:AIR OR MOISTURE CAUSES CURING.
Hazardous Decomposition Products:CALCIUM OXIDE, NITROGEN OXIDES,
SILICON DIOXIDE, CARBON DIOXIDE & TRACES OF INCOMPLETELY BURNED
CARBON PRODUCTS.

Waste Disposal Methods:DOW CORNING SUGGESTS THAT ALL LOCAL, STATE &
FEDERAL REGULATIONS CONCERNING HEALTH & POLLUTION BE REVIEWED TO
DETERMINE APPROVED 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.