Product ID:TETRAETHYL ORTHOSILICATE 4203
MSDS Date:01/01/1985
FSC:6810
NIIN:00K000874
MSDS Number: BCBQM

Emergency Phone: 716-722-5151

Info Phone: 716-722-5151

Cage: 19139

Telephone: 716-722-5151/(800) 242-2424

Cage: 19139

ETHYL SILICATE

CAS: 78-10-4

RTECS: VV9450000

Fraction By Weight: 100%

OSHA PEL 100 PPM

ACGIH TLV: 10 PPM; 9293

Effects of Overexposure:INHALE:IRRITNT,PROLONGED EXPOSURE MAY CAUSE
NARCOSIS,DELAYED LUNG/KIDNEY INJURY;EYE/SKIN:IRRITNT.

First Aid:INHALE:REMOVE TO FRESH AIR, GIVE CPR/O*2 IF NEED;EYES:FLUSH W
LG AMTS H*2O FOR 15 MIN;SKIN:FLUSH W LG AMTS H*2O;INGEST:RINSE
MOUTH, CALL DR.

Flash Point Method:CC
Flash Point:=48.9C, 120.F
Lower Limits:1.0
Extinguishing Media:CO*2, DRY CHEMICAL
Fire Fighting Procedures:WEAR SELF0CNTND BRTHG APP;H*2O SPRAY COOL
CONT.
Unusual Fire/Explosion Hazard:CONTAINERS MAY EXPLODE IN HEAT OF FIRE.
NOTE:IMCO REPORTS UEL IS 23%

Spill Release Procedures:EVACUATE UNPROTECTED PERSONS.ELIM IGNITION
SOURCES.STOP LEAK. H*2O SPRAY COOL CONT/DIVERT SPILL FROM
FIRE/HEAT.PROVIDE VENTILATION.ABSORB W COMMERCIAL ABSORBENT,SHOVEL
INTO METAL DRUMS;LG SPILL:DIKE W COMMERCIAL ABSORBENT,PUMP INTO
COVEREDDRUMS.

Handling and Storage Precautions:STORE IN COOL,DRY,WELL VENTILATED,LOW
FIRE RISK AREA. PROTECT FROM PHYSICAL DAMAGE.AVOID ANY PHYSICAL
CONTACT. KEEP CONTAINERS TIGHTLY CLOSED.
Other Precautions:AVOID PROLONGED OR REPEATED CONTACT W CHEMICAL.REMOVE
& WASH CONTAMINATED CLOTHING.WASH RESIDUE FROM SPILL CAREFULLY W
SOAP & WATER.

Respiratory Protection:APPROVED SELF-CNTND BRTHG APP OR AIR-LINE
RESPIRATOR
Ventilation:MECHANICAL(GEN./LOCAL EXHAUST)
Protective Gloves:IMPERVIOUS
Eye Protection:SAFETY/CHEM GOGGLES
Other Protective Equipment:NORMAL FULL WORK CLOTHING COVERING
ARMS,LEGS.
Supplemental Safety and Health
MSDS FROM MFG. DATED 7/6/78.CHEMICAL NAME:SILICIC ACID TETRAETHYL
ESTER.SLOWLY DECOMPOSES IN WATER.

HCC:F4
NRC/State Lic Num:NOT RELEVANT
Boiling Pt:=167.8C, 334.F
Vapor Pres:2
Vapor Density:7.2
Spec Gravity:0.9356
Solubility in Water:NEGLIGIBLE
Appearance and Odor:CLEAR,COLORLESS LIQUID;MILD, SWEET ODOR.
Percent Volatiles by Volume:100

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZERS
Stability Condition to Avoid:IGNITION SOURCES
Hazardous Decomposition Products:DECOMPOSITION MAY RELEASE CO AND/OR
CO*2

Waste Disposal Methods:KEEP IN COVERED DRUMS, PENDING DISPOSAL.HANDLE &
DISPOSE IN FULL COMPLIANCE WITH ALL APPLICABLE
INTERNATIONAL,FEDERAL,STATE,&LOCAL REGULATIONS.MFG NOTES MAY PLACE
MATERIAL IN FIBER CARTON & BURN,OR MI X WITH FLAMMABLE SOLVENT &
INCINERATE.

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.