Product ID:CROSSLINKING AGENT, RTV655B
MSDS Date:02/12/1993
FSC:8030
NIIN:00N031522
MSDS Number: BXZPY

GE SILICONES

260 HUDSON RIVER RD
WATERFORD, NY 12188
US

Emergency Phone: 518-237-3330

Info Phone: 518-237-3330

Preparer: DA POLSINELLI

Cage: GESIL

GENERAL ELECTRIC CO, SILICONE PRODUCTS BUSINESS DEPT

WATERFORD, NY 12188 US

Telephone: 518-237-3330/800-332-3390

Cage: 01139

TOLUENE (SARA 313) (CERCLA)

CAS: 108-88-3

RTECS: XS5250000

Fraction By Weight: <0.5%

OSHA PEL 200 PPM; Z-2

ACGIH TLV: S, 50 PPM

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

5PPM)

CAS: 71-43-2

RTECS: CY1400000

Fraction By Weight: <0.1%

OSHA PEL SEE 1910.1028

ACGIH TLV: 10 PPM; A2

EPA Report Quantity: 10 LBS

DOT Report Quantity: 10 LBS

VINYL STOPPED PHENYL METHYL POLYMER

CAS: 68951-96-2

Fraction By Weight: 30-60%

OSHA PEL N/K

ACGIH TLV: N/K

POLYDIMETHYLHYDROGEN SILOXANE

CAS: 68988-57-8

Fraction By Weight: 30-60%

OSHA PEL N/K

ACGIH TLV: N/K

988 (EPA METH. 24) (G/L)

RTECS: 9999999VO

OSHA PEL N/K

ACGIH TLV: N/K

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:NO Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE:EYE:MAY CAUSE MILD IRRIT. THIS
PROD CNTNS METHYLPOLYSILOXANES WHICH CAN GENERATE FORMALDEHYDE @
APPROX 300F (150C) & ABOVE, IN ATM WHICH CNTN OXYG. FORMALDEHYDE IS
SKIN & RESP SENSITIZER, EYE & THROAT IRRITANT, ACUTE TOXICANT, &
POTNTL CANCER HAZ. MSDS FOR FORMALDEHYDE IS AVAIL FROM GE
SILICONES.(EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:HLTH HAZ:TOLUENE APPEARS ON THE NAVY LISTING OF
OCCUP CHEM REPROD HAZARDS. SEEK CONSULTATION FROM APPROP HLTH
PROFESSIONALS CONCERNING LATEST HAZARD LIST INFO & SAFE HNDLG &
EXPOS INFO .
Medical Cond Aggravated by Exposure:NONE KNOWN.

First Aid:INHAL:REMOVE TO FRESH AIR. SUPPORT BREATHING (GIVE
OXYGEN/ARTIFICIAL RESPIRATION) . INGEST:RINSE MOUTH WITH WATER
SEVERAL TIMES. SKIN:WASH WITH SOAP & WATER. EYES:IMMED FLUSH
W/PLENTY OF WATER F OR @ LEAST 15 MINS & GET MED ATTN IF IRRIT
PERSISTS.

Flash Point Method:CC
Flash Point:>250F,>121C
Extinguishing Media:ALL STANDARD FIREFIGHTING MEDIA.
Fire Fighting Procedures:NONE KNOWN. WEAR NIOSH/MSHA APPROVED SCBA &
FULL PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:NONE SPECIFIED BY MANUFACTURER.

Spill Release Procedures:WIPE, SCRAPE, OR SOAK UP IN INERT MATERIAL &
PUT IN CONTAINER INTENDED FOR FLAMMABLE MATERIALS FOR DISPOSAL.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:REC STOR IN ORIGINAL CNTNR BELOW 30'C
(85'F). AVOID CONT W/SKIN & EYES. DO NOT REUSE THIS CNTNR.
Other Precautions:RELIEVE ANY INTERNAL PRESS WHEN RECEIVED & @ LEAST
WEEKLY THEREAFTER BY SLOWLY LOOSENING BUNG. RETIGHTEN BUNG IMMED.
KEEP CNTNR CLSD WHEN NOT IN USE TO PVNT CONT W/ACIDIC,
BASIC/OXIDIZING MATLS, & MET ALLIC CATALYSTS LIKE TIN SOAPS
(SUPDAT)

Respiratory Protection:NONE KNOWN. NIOSH/MSHA APPROVED RESPIRATOR
APPROPRIATE FOR EXPOSURE OF CONCERN .
Ventilation:NONE KNOWN.
Protective Gloves:CLOTH GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:EYE WASH FOUNTAIN & DLUGE SHOWER MEETING
ANSI DESIGN CRITERIA .
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
OTHER PREC:AND NOBLE METALS (PT, RH, ETC).

Boiling Pt:B.P. Text:>500F,>260C
Vapor Pres:NEGLIGIBLE
Vapor Density:NEGLIGIBLE
Spec Gravity:0.99 (WATER=1)
Evaporation Rate & Reference:NEGLIG (BUTYL ACETATE =1)
Solubility in Water:INSOLUBLE
Appearance and Odor:CLEAR LIQUID, SLIGHT ODOR.
Percent Volatiles by Volume:<1.0

Stability Indicator/Materials to Avoid:YES
AVOID CONTACT WITH ACIDIC, BASIC, OR OXIDIZING AGENTS, & METALLIC
CATALYSTS LIKE TIN SOAPS & NOBLE METALS (PT, RH, ETC).
Stability Condition to Avoid:PRODUCT GENERATES FLAMMABLE GAS ON CONTACT
WITH ACIDS, BASES OR OXIDIZING MATERIALS.
Hazardous Decomposition Products:CARBON MONOXIDE, CARBON DIOXIDE,
SILICON DIOXIDE, FORMALDEHYDE.

Waste Disposal Methods:DISPOSAL SHOULD BE MADE IN ACCORDANCE WITH
FEDERAL, STATE AND LOCAL 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.