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

MSDS NAME:TRANCO 542 NL URETHANE
NIIN:00-926-9174
MSDS Number: BFWZB
=== Responsible Party ===
Company:TRANCOA CHEMICAL CORP.
Emergency Phone Num:(617)944-4700
CAGE:MO259
=== Contractor Identification ===
Company:FEDERAL SPECIFICATIONS, PROMULGATED BY GSA
Box:City:WASHINGTON
State:DC
Country:US
CAGE:81348
Company:TRANCOA CHEMICAL CORP.
CAGE:MO259

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

Name:2-ETHOXYETHYL ACETATE (CELLOSOLVE ACETATE) (EGEEA)
CAS:111-15-9
RTECS #:KK8225000
Fraction by Wt: 24.0%
OSHA PEL:S,100 PPM
ACGIH TLV:S, 5 PPM; 9192

Name:N-BUTYL ACETATE  (SARA III)
CAS:123-86-4
RTECS #:AF7350000
Fraction by Wt: 21.0%
OSHA PEL:150 PPM/200 STEL
ACGIH TLV:150 PPM/200STEL;9192
EPA Rpt Qty:5000 LBS
DOT Rpt Qty:5000 LBS

Name:ETHYL BENZENE  (SARA III)
CAS:100-41-4
RTECS #:DA0700000
Fraction by Wt: 10.0%
OSHA PEL:100 PPM/125 STEL
ACGIH TLV:100 PPM/125STEL 9192
EPA Rpt Qty:1000 LBS
DOT Rpt Qty:1000 LBS

Name:TOLUENE-2,4-DIISOCYANATE (TDI)  (SARA III)
CAS:584-84-9
RTECS #:CZ6300000
Fraction by Wt: 0.14%
OSHA PEL:C,0.02 PPM/0.02 STEL
ACGIH TLV:0.005PPM/0.02STEL;93
EPA Rpt Qty:100 LBS
DOT Rpt Qty:100 LBS

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

Effects of Overexposure:DIZZINESS, HEADACHE, NAUSEA, VOMITING,
    NARCOSIS, ASTHMA; SKIN AND UPPER RESPIRATORY IRRITATION.

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

First Aid:INHALATION: REMOVE TO FRESH AIR & RESTORE BREATHING.
    INGESTION: INDUCE VOMITING-CALL PHYSICIAN. EYES: FLUSH WITH WATER
    AT LEAST 15 MIN, CALL PHYSICIAN. SKIN: WASH WITH ISOPROPANOL, THEN
    SOAP AND WATER  & CALL PHYSICIAN.

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

Flash Point:>80F TCC
Lower Limits:1.00
Upper Limits:7.60
Extinguishing Media:FOAM, DRY CHEMICAL, CO2, AND WATER FOG
Fire Fighting Procedures:AS FOR FLAMMABLE SOLVENTS.

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

Spill Release Procedures:VENTILATE AREA. AVOID SPARKS OR OPEN FLAMES.
    WIPE UP AND DISCARD AS MUCH AS POSSIBLE. WASH WITH CELLOSOLVE
    ACETATE OR XYLENE.

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

Handling and Storage Precautions:KEEP IN SEALED CONTAINERS; AVOID
    EXPOSURE TO MOIST AIR. AVOID STORAGE AREAS OVER 100F.

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

Respiratory Protection:MSA COMFO RESPIRATOR WITH 44135 CARTRIDGE OR
    SIMILAR TYPE.
Ventilation:EXPLOSION-PROOF VENTILATION AS NEEDED TO KEEP BELOW TLV
Protective Gloves:OPTIONAL
Eye Protection:GOGGLES
Supplemental Safety and Health
% VOLATILE- GIVEN IN % BY WEIGHT.BOILING POINT:
    CA313F;BA259F;EB277F.VAPOR PRESSURE(20C):CA2, BA8, EB7. VAPOR
    DENSITY:CA4.7, BA4.0, EB3.8.SOLUBILITY IN
    WATER(20C):CA22.9%,BA0.68%,EB0.02%

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

HCC:F4
Boiling Pt:B.P. Text:259F
Vapor Pres:008
Vapor Density:3.80
Spec Gravity:1.0200
Appearance and Odor:CLEAR LIQUID-ESTER HYDROCARBON ODOR
Percent Volatiles by Volume:56.0

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

Stability Indicator/Materials to Avoid:NO
WATER & WATER VAPOR; AMINES, CAUSTIC
Stability Condition to Avoid:AVOID MOISTURE - WILL REACT WITH WATER TO
    RELEASE CO2.
Hazardous Decomposition Products:CO2; FIRE MAY RELEASE CO, HYDROGEN
    CYANIDE,& NITROGEN OXIDES
Conditions to Avoid Polymerization:WATER & WATER VAPOR IN CLOSED
    CONTAINERS

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

Waste Disposal Methods:ALLOW TO HARDEN IN OPEN CONTAINERS

 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.

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