Product ID:PARAPLEX P-340
MSDS Date:01/01/1987
FSC:8030
NIIN:00N008375
MSDS Number: BCQBT

ROHM & HAAS COMPANY

INDEPENDENCE MALL WEST
PHILADELPHIA, PA 19105
US

Cage: FO048

ROHM AND HAAS CO

PHILADELPHIA, PA 19106-2399 US

Telephone: 215-592-2521/215-592-3000

Cage: 77902

STYRENE, MONOMER (SARA III)

CAS: 100-42-5

RTECS: WL3675000

Fraction By Weight: 35%

OSHA PEL 100 PPM

ACGIH TLV: S,50PPM/100STEL;9293

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

POLYESTER RESIN

Fraction By Weight: 65%

Effects of Overexposure:HIGH VAPOR CONC CAN CAUSE IRRIT OF EYES & RESP
TRACT,NARCOSIS.DIRECT LIQ CONTACT (SEE OTHER PRECAUT)

First Aid:EYE:FLUSH IMMED W/PLENTY OF H*2O FOR @ LEAST 15 MIN,CALL
DR.SKIN:REMOVE CONTAM CLTHG PROMPTLY,WASH AFFECTED AREA W/SOAP &
H*2O.WASH CLTHG BEFORE REUSE.INHAL:MOVE TO FRESH AIR.ADMINISTER
O*2/GIVE ARTIF ICIAL RESPIRATION AS NEEDED.(SEE OTHER PRECAUTION)

Flash Point:80F (26.7C),PMCC
Lower Limits:1.1
Upper Limits:6.1
Extinguishing Media:FOAM,CO*2,DRY CHEMICAL,H*2O SPRAY.
Fire Fighting Procedures:WEAR SCBA.USE H*2O SPRAY TO COOL FIRE-EXPOSED
CONTAINERS.
Unusual Fire/Explosion Hazard:CLOSED CNTNR MAY RUPTURE EXPLOSIVELY DUE
TO POLYMERIZATION.VAP MAY TRAVEL TO IGNIT SOURCE,FLASHBACK.

Spill Release Procedures:ELIMINATE IGNIT SOURCE.EVACUATE SPILL AREA &
WEAR APPROVED RESPIRATORS.DIKE SPILL W/INERT
MATERIAL(SAND,EARTH,ETC.) & TRANSFER LIQ & SOLID TO SEPARATE CNTNRS
FOR RECOVERY/DISPOSAL.KEEP SPILL OUT OF AL L SEWERS & OPEN BODIES
OF H*2O.

Handling and Storage Precautions:INDOOR STORAGE OF FLAMMABLE LIQ SHOULD
BE LIMITED TO APPROVED AREAS EQUIPPED W/OVERHEAD SPRINKLERS.GROUND
CONTAINERS WHEN POURING/TRANSFERRING.
Other Precautions:EMER & FIRST AID PROC: INGEST:DO NOT INDUCE
VOMITING.CALL PHYSICIAN IMMEDIATELY. OVEREXP EFT:W/EYES CAUSES
IRRIT.PRLNG/RPTD SKIN CONTACT CAUSES IRRIT DUE TO DEFATTING ACTION.

Respiratory Protection:NIOSH/MSHA APPROVED RESPIRATOR SUITABLE FOR
VAPOR CONC ENCOUNTERED.
Ventilation:EXPLOSION-PROOF MECHANICAL EXHAUST VENT @ POINT OF
OPERATION
Protective Gloves:IMPERVIOUS
Eye Protection:SPLASHPROOF CHEM GOGGLES
Other Protective Equipment:IMPERVIOUS APRON,EYEWASH FOUNTAIN,EMERGENCY
SHOWER.
Supplemental Safety and Health
% VOLATILE BY WT:35 (STYRENE). VALVES FOR VAPOR PRESS,VAPOR DENSITY,LEL
& VEL FOR STYRENE. PRODUCT DISCONTINUED IN 1977. DATE OF PREP
8-1-77.

Boiling Pt:B.P. Text:295F (145C)
Vapor Pres:6.4
Vapor Density:3.6
Spec Gravity:1.118
Evaporation Rate & Reference:SLOWER THAN BUAC.
Solubility in Water:NEGLIGIBLE
Appearance and Odor:CLEAR PALE YELLOW LIQUID.STYRENE ODOR.

Stability Indicator/Materials to Avoid:YES
OXIDIZING/REDUCING AGENTS
Stability Condition to Avoid:IGNITION SOURCES.
Hazardous Decomposition Products:THERMAL DECOMPOSITION MAY YIELD OXIDES
OF CARBON,ACRID FUMES
Conditions to Avoid Polymerization:ELEVATED TEMPERATURES.

Waste Disposal Methods:DISPOSE IN FEDERAL,STATE & LOCAL REGULATIONS.
INCINERATE LIQUID IN APPROVED EQUIPMENT. LANDFILL CONTAMINATED
DIKING MATERIAL ACCORDING TO CURRENT 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.