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

MSDS NAME:520 ADHESIVE
NIIN:00-550-8835
Status Code:A
MSDS Number: CLNWW
=== Responsible Party ===
Company:ARMSTRONG WORLD INDUSTRIES,  INC.
Address:313 W. LIBERTY ST.
Box:3209
City:LANCASTER
State:PA
ZIP:17604
Country:US
Info Phone Num:717-396-2328; 717-396-2935
Emergency Phone Num:800-424-9300
Preparer's Name:ERNEST CARTER
Chemtrec Ind/Phone:(800)424-9300
CAGE:03938
=== Contractor Identification ===
Company:ARMSTRONG WORLD INDUSTRIES,  INC.
Address:313 W. LIBERTY ST.
Box:3209
City:LANCASTER
State:PA
ZIP:17604
Country:US
Phone:717-396-2328; 717-396-2935
CAGE:03938

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

Name:ACETONE
CAS:67-64-1
RTECS #:AL3150000
= Wt:25.
OSHA PEL:2400 MG/M3;1000 PPM
ACGIH TLV:1780 MG/M3;750 PPM
ACGIH STEL:2380 MG/M3;1000 PPM
EPA Rpt Qty:5000 LBS
DOT Rpt Qty:5000 LBS

Name:TOLUENE
CAS:108-88-3
RTECS #:XS5250000
= Wt:16.
OSHA PEL:SEE TABLE Z-2
ACGIH TLV:188 MG/M3;50 PPM
EPA Rpt Qty:1000 LBS
DOT Rpt Qty:1000 LBS

Name:HEXANE
CAS:110-54-3
RTECS #:MN9275000
= Wt:34.
OSHA PEL:1800 MG/M3;500 PPM
EPA Rpt Qty:1 LB
DOT Rpt Qty:1 LB

Name:SYNTHETIC RUBBER
CAS:9010-98-4
Code:F
RTECS #:EI9640000
= Wt:13.

Name:PHENOLIC RESIN
= Wt:9.

Name:RUBBER CURING INGREDIENTS
= Wt:3.

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

Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Effects of Overexposure:SKIN AND EYES: EXCESSIVE SKIN CONTACT MAY CAUSE
    DRYING AND CRACKING OF THE SKIN, AND RESULT IN DERMATITIS. CONTACT
    WITH EYES WILL CAUSE IRRITATION.  INHALATION: IRRITATION OF
    RESPIRATORY TRACT, COUGHI NG, HEADACHE, DIZZINESS, DROWSINESS,
    NAUSEA, UNCOORDINATED MOVEMENTS.
Medical Cond Aggravated by Exposure:ANY CONDITION GENERALLY AGGRAVATED
    BY SOLVENTS; PREEXISTING UPPER RESPIRATORY AND LUNG DISEASES SUCH
    AS, BUT NOT LIMITED TO BRONCHITIS, EMPHYSEMA, AND ASTHMA.

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

First Aid:SKIN AND EYES: FLUSH ANY SKIN OR EYE CONTACT WITH PLENTY OF
    WATER. SKIN CONTACT, WASH WITH SOAP AND WATER.REFER TO PHYSICIAN IF
    IRRITATION OR SYMPTOMS PERSIST. INHALATION: REMOVE TO FRESH AIR IF
    EXPOS ED TO EXCESS CONCENTRATIONS OF VAPOR. SEEK MEDICAL ATTENTION
    IF SYMPTOMS PERSIST.

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

Flash Point Method:PMCC
Flash Point:=-6.5C, 20.F
Extinguishing Media:CARBON DIOXIDE, DRY CHEMICAL, HALON.
Fire Fighting Procedures:PROTECT FIRE FIGHTERS FROM TOXIC PRODUCTS OF
    COMBUSTION BY WEARING SELF-CONTAINED BREATHINF APPARATUS.
Unusual Fire/Explosion Hazard:CLOSED CONTAINERS IN A FIRE MAY RUPTURE
    DUE TP PRESSURE BUILDUP.

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

Spill Release Procedures:REMOVE ALL SOURCES OF IGNITION. VENTILATE AREA
    OF SPILL OR LEAK; IF USING MECHANICAL VENTILATION, MAKE SURE THAT
    IT IS EXPLOSION PROOF OR DOES NOT PRESENT AN IGNITION SOURCE. FOR
    EXPOSURE ABOVE TLV, W EAR APPROVED RESPIRATORY EQUIPMENT. CONTAIN
    SPILL, PREVENTING IT FROM ENTERING SEWER LINES OR WATERWAYS.USE
    ABSORBENT TO ASSIST WITH THE PICK-UP OF MATERIAL. SCRAPE UP
    ADHESIVE AND PLACE IN CONTAINER.

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

Handling and Storage Precautions:RECOMMENDED STORAGE TEMPERATURE IS
    BELOW 90 DEGREES F.
Other Precautions:VAPORS ARE FLAMMABLE AND ARE
    HEAVIER-THAN-AIR.PROHIBIT SMOKING AND ELIMINATE ALL OTHER SOURCES
    OF IGNITION,SUCH AS REGULAR ELECTRICAL TOOLS AND APPLIANCES, MAKING
    SURE THAT PILOTS ON GAS-FIRED WATER H EATERS ARE EXTINGUISHED.
    WARNING: THIS PRODUCT CONTAINS TOLUENE, A CHEMICAL KNOWN TO THE
    STATE OF CA LIFORNIA TO CAUSE BI

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

Respiratory Protection:WITH ADEQUATE VENTILATION, RESPIRATORY EQUIPMENT
    SHOULD NOT BE NEEDED. IF ADEQUATE VENTILATION IS NOT AFFORDED,WEAR
    RESPIRATORY EQUIPMENT APPROVED FOR ORGANIC VAPORS.
Ventilation:THE VENTILATION SHOULD BE SUFFICIENT TO KEEP THE SOLVENT
    VAPOR CONCENTRATION BELOW THE TLV.
Protective Gloves:IMPERVIOUS GLOVES (COTTON OR LOOP PILE)
Eye Protection:SAFETY GLASSES ARE RECOMMENDED.
Supplemental Safety and Health

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

Boiling Pt:>66.7C, 152.F
Spec Gravity:0.83
Solubility in Water:NEGLIGIBLE
Appearance and Odor:STRAW COLORED LIQUID WITH CHARACTERISTIC SOLVENT
    ODOR

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS.
Hazardous Decomposition Products:CARBON MONOXIDE, CARBON DIOXIDE, AND
    OTHER TOXIC VAPORS AND GASES THAT ARE COMMON TO THERMAL DEGRDATION
    OF ORGANIC COMPOUNDS.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

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

Waste Disposal Methods:INCINERATION OR OTHER METHOD APPROVED FOR
    IGNITIBLE WASTES IN ACCORDANCE WITH FEDERAL, STATE, AND LOCAL
    REGULATIONS.

=======================  Other Information  =======================

 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 ***