=====================  Product Identification  =====================

MSDS NAME:PSI-601 SILICONE SEALANT
NIIN:01-331-7474
MSDS Number: CCJFN
=== Responsible Party ===
Company:POLYMERIC SYSTEMS, INC.
Address:WHEATLAND AND MASON STREETS
City:PHOENIXVILLE
State:PA
ZIP:19460
Country:US
Info Phone Num:215-935-1170 GOVT/RITA 404-331-5855
Emergency Phone Num:215-935-1170
Preparer's Name:ED CUFF
CAGE:0KND3
=== Contractor Identification ===
Company:POLYMERIC SYSTEMS, INC.
Address:723 WHEATLAND STREET
Box:City:PHOENIXVILLE
State:PA
ZIP:19460
Country:US
Phone:610-935-1170
CAGE:0KND3

=============  Composition/Information on Ingredients  =============

Name:METHYLTRIACETOSILANE OR SILANE, METHYLTRIACETOXY-
CAS:4253-34-3
RTECS #:VV4500000
Fraction by Wt: 2-6%
Other REC Limits:NONE RECOMMENDED
OSHA PEL:NOT ESTABLISHED.
ACGIH TLV:NOT ESTABLISHED.

Name:ETHYLTRIACETOXYSILANE
CAS:17689-77-9
Fraction by Wt: 2-6%
Other REC Limits:NONE RECOMMENDED

Name:DIHYDROXYPOLYDIMETHYLSILOXANE OR POLYDIMETHYLSILOXANE
CAS:70131-67-8
Other REC Limits:NONE RECOMMENDED

Name:POLYDIMETHYLSILOXANE
CAS:63148-62-9
Other REC Limits:NONE RECOMMENDED

Name:SILICA, FUMED.
CAS:7631-86-9
Other REC Limits:80 MG/M3

=====================  Hazards Identification  =====================

Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE: EXPOSURE MAY CAUSE SEVERE
    IRRITATION OF RESPIRATORY TRACT, PULMONARY EDEMA, EYE LACRIMATION,
    CORNEAL EDEMA, SKIN IRRITATION & DERMATITIS. CHRONIC: PROLONGED OR
    REPEATED EXPOSURE MAY CAUSE BRONC HITIS, LARYNGITIS,
    CONJUNCTIVITIS.
Explanation of Carcinogenicity:NO INGREDIENT OF A CONCENTRATION OF 0.1%
    OR GREATER IS LISTED AS A CARCINOGEN OR SUSPECTED CARCINOGEN.
Effects of Overexposure:IRRITATION OF RESPIRATORY TRACT, PULMONARY
    EDEMA, EYE LACRIMATION, CORNEAL EDEMA, SKIN IRRITATION, DERMATITIS.
Medical Cond Aggravated by Exposure:RESPIRATORY, SKIN OR EYE DISEASES.

=======================  First Aid Measures  =======================

First Aid:EYES-FLUSH WITH WATER FOR AT LEAST 15 MINUTES. SKIN-REMOVE
    CONTAMINATED CLOTHES. WASH WITH MILD SOAP & WATER. INHALED-REMOVE
    TO FRESH AIR.

=====================  Fire Fighting Measures  =====================

Flash Point Method:CC
Flash Point:>400F,>204C
Extinguishing Media:WATER FOG, CARBON DIOXIDE, DRY CHEMICAL, FOAM.
Fire Fighting Procedures:WEAR SELF-CONTAINED BREATHING APPARATUS AND
    FULL FIRE FIGHTER'S PROTECTIVE GEAR. USE WATER TO COOL FIRE EXPOSED
    CONTAINERS.
Unusual Fire/Explosion Hazard:TOXIC GASES & AEROSOLS MAY BE PRODUCED BY
    COMBUSTION, EG CARBON MONOXIDE AND CARBON DIOXIDE.

==================  Accidental Release Measures  ==================

Spill Release Procedures:MATERIAL RELEASES ACETIC ACID ON EXPOSURE TO
    AIR. PROVIDE ADEQUATE VENTILATION DURING CLEAN-UP. WEAR PROPER
    PERSONAL PROTECTIVE EQUIPMENT (PPE) IF HANDLING LARGE AMOUNTS.
    TRANSFER TO A WASTE CONTAINER . LET CURE TO SOLID RUBBER.
Neutralizing Agent:AQUEOUS SODIUM BICARBONATE.

======================	Handling and Storage  ======================

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

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:IF ENGINEERING CONTROLS FAIL OR NON-ROUTINE USE
    OR AN EMERGENCY OCCURS; WEAR AN MSHA/NIOSH APPROVED RESPIRATOR WITH
    ORGANIC VAPOR CARTRIDGE OR AN AIR-SUPPLIED RESPIRATOR OR SCBA, AS
    REQUIRED. USE IAW  29 CFR 1910.134.
Ventilation:RECOMMENDED 10 AIR CHANGES PER HOUR.
Protective Gloves:DISPOSABLE PLASTIC.
Eye Protection:SAFETY GLASSES W/SIDE SHIELDS.
Other Protective Equipment:NONE. DLA-HMIS: EYE WASH STATION & SAFETY
    SHOWER.
Work Hygienic Practices:WASH HANDS AFTER HANDLING AND BEFORE EATING,
    DRINKING, OR SMOKING. LAUNDER CONTAMINATED CLOTHES BEFORE REUSE.
Supplemental Safety and Health

==================  Physical/Chemical Properties  ==================

HCC:C3
Decomp Temp:Decomp Text:>752F,>400C
Vapor Pres:<5
Vapor Density:2.97
Spec Gravity:1.2
VOC Pounds/Gallon:40
pH:3-5
VOC Grams/Liter:.4
Viscosity:10-20000 POIS
Solubility in Water:MODERATE
Appearance and Odor:THICK PASTE, VINEGAR-LIKE ODOR.
Percent Volatiles by Volume:4-7

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
AVOID PROLONGED CONTACT WITH MOISTURE DURING STORAGE.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:ACETIC ACID FROM MOISTURE CONTACT.
    CARBON MONOXIDE & VOLATILE ORGANICS & SILICA AEROSOLS FROM THERMAL
    DECOMPOSITION.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

====================  Disposal Considerations  ====================

Waste Disposal Methods:NOT AN EPA HAZARDOUS WASTE. DISPOSE OF IN
    ACCORDANCE WITH LOCAL, STATE AND FEDERAL ENVIRONMENTAL 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.

*** END OF RECORD ***