Product ID:ECCOSIL 2CN
MSDS Date:02/21/1989
FSC:8030
NIIN:01-199-8262
MSDS Number: BSWZW

W R GRACE

77 DRAGON CT
WOBURN, MA 01888
US

Emergency Phone: 617-935-4850; 617-938-8630

Info Phone: 617-828-3300; 617-938-8630

Cage: IO627

W R GRACE

WOBURN, MA 01888 US

Telephone: 617-935-4850

Cage: IO627

SILICIC ACID, TETRAETHYL ESTER; (TETRAETHYL ORTHOSILICATE).

CAS: 78-10-4

RTECS: VV9450000

Fraction By Weight: 3-5%

OSHA PEL 100 PPM (AIR) (MFR)

ACGIH TLV: 100 PPM (AIR) (MFR)

POLYDIMETHYL SILOXANE

CAS: 9016-00-6

RTECS: TQ2690000

Fraction By Weight: 95-97%

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: INHAL: NONE KNOWN. EYES:
IRRITATION UPON DIRECT CONTACT. SKIN: NONE KNOWN. INGEST: HARMFUL
IF SWALLOWED.
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:INHAL:REMOVE TO FRESH AIR. SUPPORT BREATHING (GIVE
OXYGEN/ARTIFICIAL RESPIRATION). CALL MD . EYES:IMMEDIATELY FLUSH
W/WATER FOR AT LEAST 15 MINS. GET MEDICAL ATTENTION. SKIN:FLUSH
W/COPIOUS AMTS OF WATER. CALL MD . INGEST:DILUTE W/LARGE
QUANTITIES OF WATER. INDUCE VOMITING ONLY IF VICTIM IS CONSCIOUS &
ALERT. GET IMMEDIATE MEDICAL ATTENTION. GET MEDICAL ATTENTION IF
SYMPTOMS PERSIST.

Flash Point Method:PMCC
Flash Point:179F,82C
Extinguishing Media:CARBON DIOXIDE, DRY CHEMICAL, FOAM OR WATER FOG.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:TOXIC VAPORS MAY BE EVOLVED UPON EXPOSURE
TO HEAT OR OPEN FLAME.

Spill Release Procedures:SMALL SPILL:WIPE UP OR ABSORB W/VERMICULITE OR
OTHER ABSORB MATL. COLLECT WASTE IN SEALED CONTRS. SCRUB AREA
W/SOAPY WATER & RINSE. PVNT RINSES FROM ENTERING DRAINS OR OTHER
WATERWAYS. LGE SPILL:DIKE AREA TO CONTAIN SPILLED MATL & TO PVNT
(SUP DAT)
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE IN COOL, DRY PLACE. KEEP REMOVED
FROM ANY HEAT OR OPEN FLAME. DO NOT EXPOSE TO MOISTURE; MOISTURE
WILL MAKE PRODUCT UNSTABLE.
Other Precautions:AVOID EYE & SKIN CONTACT. KEEP AWAY FROM HEAT, SPARKS
OR OPEN FLAMES.

Respiratory Protection:NIOSH/MSHA APPROVED RESPIRATOR APPROPRIATE FOR
EXPOSURE OF CONCERN .
Ventilation:GOOD GENERAL WORKPLACE VENTILATION IS RECOMMENDED.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:WEAR PROTECTIVE CLOTHING TO PREVENT
EXPOSURE.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
SPILL PROC:RUNOFF INTO DRAINS, SEWERS & OTHER WATERWAYS. SHOVEL OR PUMP
TO DRUM OR SALVAGE TANK. ABSORB RESIDUAL MATL W/SAND, VERMICULITE
OR OTHER ABSORB MATL. SCRAPE OR SHOVEL ABSORBED WASTE & ABSORB
INTO CONTRS. SCRUB AREA W/SOAPY WATER & RINSE. PVNT RINSES FROM
ENTERING DRAINS OR OTHER WATERWAYS.

Vapor Pres:<1 @ 25C
Vapor Density:HVR/AIR
Spec Gravity:1 (H*2O=1)
Solubility in Water:NEGLIGIBLE
Appearance and Odor:CLEAR LIQUID.
Percent Volatiles by Volume:<5 WT

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZERS, TIN COMPOUNDS & WATER.
Stability Condition to Avoid:STORAGE IN OPEN CONTAINERS, EXPOS TO HEAT
&/OR OPEN FLAME, UNCONTROLLED MIXING W/(OR EXPOS TO) INCOMPAT
SUBSTANCES.
Hazardous Decomposition Products:CARBON MONOXIDE, CARBON DIOXIDE &
SILICON DIOXIDE.

Waste Disposal Methods:DISPOSE OF ALL SPILLED MATERIAL & WATER RINSES
IN ACCORDANCE W/CURRENT STATE, LOCAL & 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.