Product ID:DIMETHYL SILOXANE,SILICA FILLED,G 624
MSDS Date:02/12/1993
FSC:6850
NIIN:01-290-9943
MSDS Number: BWQCW

GENERAL ELECTRIC CO., SILICONE PRODUCT DIV.

260 HUDSON RIVER ROAD
WATERFORD, NY 12188
US

Emergency Phone: 518-237-3330

Info Phone: 518-237-3330

Preparer: DA POLSINELLI

Cage: 01139

THE SMITH GROUP INC.

PHILADELPHIA, PA 19124-3893 US

Telephone: 215-743-8200

Cage: 2B613

TRADE SECRET COMPONENT

Fraction By Weight: 1 - 5%

SILICA GEL

CAS: 112945-52-5

RTECS: VV7310000

Fraction By Weight: 5 - 10%

OSHA PEL 6 MG/M3

ACGIH TLV: 10 MG/M3

POLY (DIMETHYLSILOXANE)

CAS: 63148-62-9

RTECS: JJ6484500

Fraction By Weight: 80 - 93%

LD50 LC50 Mixture:LD50 (ORAL RAT) IS UNKNOWN.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:TARGET ORGANS:EYES, SKIN, RESPIRATORY
TRACT. ACUTE- MAY CAUSE MILD SKIN IRRITATION. MAY CAUSE EYE
IRRITATION. INGESTION UNKNOWN. A DUST HAZARD MAY BE CREATED IF,
UNDER CONDITIONS OF USE, SOLID PARTICL ES ARE SEPARATED FROM THE
POLYMERIC MATRIX CAUSING RESPIRATORY TRACT IRRITATION, IF INHALED.
CHRONIC- UNKNOWN.
Explanation of Carcinogenicity:CAN GENERATE FORMALDEHYDE AT HIGH
TEMPERATURES WHICH IS AN IRRITANT AND POTENTIAL CANCER HAZARD.
Effects of Overexposure:IRRITATION

First Aid:GET MEDICAL HELP IF SYMPTOMS PERSIST. INHALED:REMOVE TO FRESH
AIR. EYES:FLUSH WITH WATER FOR 15 MINUTES, HOLDING EYELIDS OPEN.
SKIN:WASH WITH SOAP & WATER. ORAL:RINSE MOUTH WITH WATER SEVERAL
TIMES.

Flash Point Method:COC
Flash Point:>500F,>260C
Extinguishing Media:WATER SPRAY, CARBON DIOXIDE, SAND, FOAM/DRY
CHEMICAL. WATER SPRAY MAY BE USED TO KEEP FIRE EXPOSED CONTAINERS
COOL.
Fire Fighting Procedures:WEAR PROTECTIVE CLOTHING AND NIOSH-APPROVED
SELF-CONTAINED BREATHING APPARATUS.

Spill Release Procedures:WIPE, SCRAPE OR SOAK UP IN AN INERT MATERIAL
AND PUT IN A CONTAINER FOR DISPOSAL. WASH SPILL AREA WITH DETERGENT
AND WATER TO REDUCE SLIPPING HAZARD.
Neutralizing Agent:NOT RELEVANT

Handling and Storage Precautions:STORE IN DRY PLACE AWAY FROM EXCESSIVE
HEAT AND FLAMES.
Other Precautions:DO NOT RAISE DUST. AVOID CONTACT WITH EYES, SKIN OR
CLOTHING. AVOID INHALATION OF DUST. WASH THOROUGHLY AFTER HANDLING
MATERIAL. KEEP OUT OF REACH OF SMALL CHILDREN.

Respiratory Protection:NONE NORMALLY REQUIRED. IF AIRBORNE
CONCENTRATION IS HIGH, WEAR A NIOSH-APPROVED DUST RESPIRATOR OR
DUST MASK.
Ventilation:ADEQUATE
Protective Gloves:CLOTH
Eye Protection:SAFETY GOGGLES/GLASSES
Other Protective Equipment:EYE WASH STATION, SAFETY SHOWER, PROTECTIVE
CLOTHING AND/OR UNIFORM
Work Hygienic Practices:OBSERVE GOOD PERSONAL HYGIENE PRACTICES AND
RECOMMENDED PROCEDURES.
Supplemental Safety and Health
THIS PRODUCT CONTAINS METHYLPOLYSILOXANES WHICH CAN GENERATE
FORMALDEHYDE AT 300F (150C) OR ABOVE, IN OXYGEN CONTAINING
ATMOSPHERES. FORMALDEHYDE IS A SKIN SENSITIZER, EYE AND THROAT
IRRITANT, ACUTE T OXICANT, AND POTENTIAL CANCER HAZARD.

HCC:V7
NRC/State Lic Num:NOT RELEVANT
Spec Gravity:1.035
Viscosity:NOT RELEVANT
Evaporation Rate & Reference:>1 (N-BUTYL ACETATE=1)
Solubility in Water:INSOLUBLE
Appearance and Odor:OFF WHITE SOLID - SLIGHT ODOR
Percent Volatiles by Volume:<1

Stability Indicator/Materials to Avoid:YES
Stability Condition to Avoid:TEMPERATURES ABOVE 300F (149C)
Hazardous Decomposition Products:SILICONE DIOXIDE, FORMALDEHYDE

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE WITH ALL LOCAL, STATE
AND FEDERAL 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.