Product ID:PSI-601 SILICONE SEALANT
MSDS Date:08/26/1993
FSC:8040
NIIN:00-701-9546
Kit Part:Y
MSDS Number: BSRYV

POLYMERIC SYSTEMS, INC.

723 WHEATLAND STREET
PHOENIXVILLE, PA 19460
US

Emergency Phone: 215-935-1170

Info Phone: 215-935-1170

Preparer: ED CLUFF

Cage: 0KND3

POLYMERIC SYSTEMS, INC.

PHOENIXVILLE, PA 19460 US

Telephone: 610-935-1170

Cage: 0KND3

METHYLTRIACETOXYSILANE

CAS: 4253-34-3

RTECS: VV4500000

Fraction By Weight: 2-6%

ETHYLTRIACETOXYSILANE

CAS: 17689-77-9

Fraction By Weight: 2-6%

0.4 LBS/GAL; 40 GRAMS/LITER

RTECS: 9999999VO

Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: SEVERE IRRITATION TO
RESPIRATORY TRACT, PULMONARY EDEMA, EYE LACRIMATION, CORNEAL EDEMA,
SKIN IRRITATION AND DERMATITIS. CHRONIC:
BRONCHITIS, LARYNGITIS; DERMATITIS, CONJUNCT IVITIS.
Effects of Overexposure:IRRITATION TO SKIN, EYES, AND MUCOUS MEMBRANES.
MAY CAUSE DISCOMFORT, TEARING, CHOKING, OR BURNING SENSATION.
Medical Cond Aggravated by Exposure:RESPIRATORY, SKIN, OR EYE DISEASES.

First Aid:REMOVE TO FRESH AIR. WASH SKIN WITH SOAP AND WATER. FLUSH
EYES WITH WATER FOR AT LEAST 15 MINUTES.

Flash Point Method:CC
Flash Point:>400F,>204C
Extinguishing Media:WATER SPRAY, CO2, DRY CHEMICALS, FOAM, SAND
Fire Fighting Procedures:USE SELF-CONTAINED BREATHING APPARATUS
OPERATED IN A POSITIVE PRESSURE MODE.
Unusual Fire/Explosion Hazard:TOXIC GASES AND AEROSOLS MAY BE PRODUCED
BY COMBUSTION, E.G. CO AND SIO2.

Spill Release Procedures:MATERIAL RELEASES ACETIC ACID ON EXPOSURE TO
AIR. PROVIDE ADEQUATE VENT DURING CLEAN UP. WEAR PROPER PROTECTION
EQUIPMENT IF HANDLING LARGE AMOUNTS. TRANSFER TO A WASTE CONTAINER.
LET CURE TO SOLID RU BBER, ALLOWING LIBERATED ACETIC ACID
TODISSIPATE.
Neutralizing Agent:AQUEOUS SODIUM BICARBONATE

Handling and Storage Precautions:AVOID PROLONGED SKIN CONTACT.
LIBERATED ACETIC ACID VAPORS CAUSE IRRITATION TO SKIN, EYES, AND
BRONCHIAL TISSUE. DO NOT INGEST.
Other Precautions:WASH BEFORE EATING, DRINKING, OR SMOKING. DO NOT RUB
EYES WHILE WORKING WITH SEALANT.

Respiratory Protection:IF USED IN A CLOSED SPACE WHERE VENTILATION IS
INADEQUATE, USE A CHEMICAL CARTRIDGE RESPIRATOR WITH FULL FACE
PIECE AND ORGANIC VAPOR CARTRIDGE(S) (MSHA AND NIOSH APPROVED) TO
PROTECT AGAINST ACETIC A CID VAPORS.
Ventilation:RECOMMENDED 10 AIR CHANGES PER HOUR.
Protective Gloves:DISPOSABLE PLASTIC FOR FREQUENT/PROLONGD
Eye Protection:SAFETY GLASSES
Other Protective Equipment:NONE
Supplemental Safety and Health
KEY1:C3.

HCC:F4
Decomp Temp:Decomp Text:>752F,>400C
Vapor Pres:<5 MM
Vapor Density:2.07
Spec Gravity:1.04 (WATER=1)
pH:3-5
Viscosity:10-20000POISE
Solubility in Water:MODERATE
Appearance and Odor:THICK PASTE; VINEGAR LIKE ODOR
Percent Volatiles by Volume:4-7

Stability Indicator/Materials to Avoid:YES
AVOID PROLONGED CONTACT WITH MOISTURE DURING STORAGE.
Hazardous Decomposition Products:ACETIC ACID FROM MOISTURE CONTACT. CO
AND VOLATILE ORGANICS AND SILICA AEROSOLS FROM THERMAL DEGRADATION.

Waste Disposal Methods:NOT AN EPA HAZARDOUS WASTE. DISPOSE OF IN
ACCORDANCE WITH APPROPRIATE GOVERNMENTAL 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.