Product ID:PSI-601 SILICONE SEALANT
MSDS Date:04/02/1997
FSC:8040
NIIN:00-701-9546
Kit Part:Y
MSDS Number: CFDCG

POLYMERIC SYSTEMS, INC.

723 WHEATLAND STREET
PHOENIXVILLE, PA 19460
US

Emergency Phone: 215-935-1170

Info Phone: 215-935-1170

Preparer: DAVID CROSSAN

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%

DIHYDROXYPOLYDIMETHYLSILOXANE

CAS: 70131-67-8

POLYDIMETHYLSILOXANE FLUID

CAS: 63148-62-9

AMORPHOUS SILICA, FUMED

CAS: 112945-52-5

RTECS: VV7310000

OSHA PEL 80 MG/M3

Routes of Entry: Inhalation:YES Skin:YES Ingestion:NO
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, CONJUNCTIVITIS.
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
Lower Limits:NA
Upper Limits:NA
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 PROTECTIVE
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/NIOSH APPROVED) TO
PROTECT AGAINST ACETIC ACID VAPORS.
Ventilation:RECOMMENDED 10 COMPLETE AIR CHANGES PER HOUR.
Protective Gloves:DISPOSABLE PLASTIC
Eye Protection:SAFETY GLASSES
Other Protective Equipment:NONE
Supplemental Safety and Health
NK

Boiling Pt:B.P. Text:NA
Melt/Freeze Pt:M.P/F.P Text:NA
Decomp Temp:Decomp Text:>400F,>204C
Vapor Pres:<5.0
Vapor Density:2.07
Spec Gravity:1.04
pH:3-5
VOC Grams/Liter:.4
Viscosity:10-20000POISE
Evaporation Rate & Reference:NA
Solubility in Water:MODERATE
Appearance and Odor:THICK PASTE, VINEGAR LIKE ODOR
Percent Volatiles by Volume:4-7
Corrosion Rate:NA

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

Waste Disposal Methods: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.