ASHLAND CHEMICAL CO -- STYRENE MONOMER  -- 6810-00N074511
<pre>=====================  Product Identification  =====================

Product ID:STYRENE MONOMER
MSDS Date:01/05/1995
FSC:6810
NIIN:00N074511
=== Responsible Party ===
Company Name:ASHLAND CHEMICAL CO
Box:2219
City:COLUMBUS
State:OH
ZIP:43216
Country:US
Info Phone Num:800-325-3751
Emergency Phone Num:800-274-5263
CAGE:34897
=== Contractor Identification ===
Company Name:ASHLAND CHEMICAL CO
Box:2219
City:COLUMBUS
State:OH
ZIP:43216-2219
Country:US
Phone:614-790-3333/800-274-5263
CAGE:34897

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

Ingred Name:STYRENE (SARA 313)
CAS:100-42-5
RTECS #:WL3675000
Fraction by Wt: 100%
OSHA PEL:100 PPM
ACGIH TLV:S, 50 PPM/100 STEL
EPA Rpt Qty:1000 LBS
DOT Rpt Qty:1000 LBS

Ingred Name:EFTS OF OVEREXP:DURING NORM HNDLG IS NOT LIKELY TO CAUSE
    HARMFUL EFTS; BRTHG LG AMTS MAY BE HARMFUL. SYMPS ARE (ING 4)
RTECS #:9999999ZZ

Ingred Name:ING 3:MORE TYPICALLY SEEN @ AIR CONCS EXCEEDING REC EXPOS
    LIMS. SYMPS OF EXPOS:METALLIC TASTE, GI IRRIT (NAUS, (ING 5)
RTECS #:9999999ZZ

Ingred Name:ING 4:VOMIT, DIARR), IRRIT (NOSE, THROAT, RESP TRACT), CNS
    DEPRESS (DIZZ, DROW, WEAK, FATG, NAUS, HDCH, UNCON) (ING 6)
RTECS #:9999999ZZ

Ingred Name:ING 5:& OTHER CNS EFTS, IMPAIRED COORDINATION, CONFUSN,
    LIVER DMG. TARET ORGAN EFTS:OVEREXP TO MATL (OR ITS (ING 7)
RTECS #:9999999ZZ

Ingred Name:ING 6:COMPONENTS) HAS BEEN SUGGESTED AS CAUSE OF FOLLOWING
    EFTS IN LAB ANIMALS, & MAY AGGRAVATE PRE-EXISTING (ING 8)
RTECS #:9999999ZZ

Ingred Name:ING 7:DISORDERS OF THESE ORGANS IN HUMANS:MILD, REVERSIBLE
    KIDNEY EFTS, EFTS ON HEARING, RESP TRACT DMG, TESTIS (ING 9)
RTECS #:9999999ZZ

Ingred Name:ING 8:DMG, LIVER DMG, OVEREXP TO MATL (OR ITS COMPONENTS)
    HAS BEEN SUGGESTED AS CAUSE OF FOLLOWING EFTS IN (ING 10)
RTECS #:9999999ZZ

Ingred Name:ING 9:HUMANS, & MAY AGGRAVATE PRE-EXISITING DISORDERS OF
    THESE ORGANS:CNS EFTS, EFTS ON HEARING, RESP TRACT DMG.(ING 11)
RTECS #:9999999ZZ

Ingred Name:ING 10:DEVELOPMENTAL INFO:MATL (OR COMPONENT) HAS BEEN
    SHOWN TO CAUSE HARM TO FETUS IN LAB ANIMAL STUDIES. HARM (ING 12)
RTECS #:9999999ZZ

Ingred Name:ING 11:TO FETUS OCCURS ONLY @ EXPOS LEVS THAT HARM PREGNANT
    ANIMAL. RELEVANCE OF THESE FINDINGS TO HUMANS IS (ING 13)
RTECS #:9999999ZZ

Ingred Name:ING 12:UNCERTAIN. CANCER INFO:IARC HAS CLASSIFIED STYRENE
    IN GROUP 2B (POSS CARCIN TO HUMANS). CLASSIFICATION (ING 14)
RTECS #:9999999ZZ

Ingred Name:ING 13:IS NOT BASED IN ANY SIGNIFICANT NEW EVID THAT
    STYRENE MAY BE CARCIN, BUT RATHER ON REVISED DEFINITION (ING 15)
RTECS #:9999999ZZ

Ingred Name:ING 14:FOR GROUP 2B & CONSIDERATION OF NEW DATA ON STYRENE
    OXIDE. NUMBER OF LIFTIME ANIMAL STUDIES W/STYRENE (ING 16)
RTECS #:9999999ZZ

Ingred Name:ING 15:INCL THOSE CONDUCTED IN NCI BIOASSAY PROGRAM HAVE
    NOT SHOWN STYRENE TO BE CARCIN.
RTECS #:9999999ZZ

Ingred Name:FIRST AID PROC:IS DROWSY/UNCON, PLACE ON LEFT SIDE W/HEAD
    DOWN. SEEK MED ATTN. IF POSS, DO NOT LEAVE INDIVIDUAL (ING 18)
RTECS #:9999999ZZ

Ingred Name:ING 17:UNATTENDED. INHAL:IMMED MOVE INDIVIDUAL AWAY FROM
    EXPOS & INTO FRESH AIR. SEEK IMMED MED ATTN; KEEP (ING 19)
RTECS #:9999999ZZ

Ingred Name:ING 18:PERSON WARM & QUIET. IF PERSON IS NOT BRTHG, BEGIN
    ARTF RESP. IF BRTHG IS DFCLT, ADMIN OXYG.
RTECS #:9999999ZZ

Ingred Name:SPILL PROC:SPKS). PERSONS NOT WEARING PROT EQUIP SHOULD BE
    EXCLUDED FROM AREA OF SPILL UNTIL CLEAN-UP HAS BEEN (ING 21)
RTECS #:9999999ZZ

Ingred Name:ING 20:COMPLETED. STOP SPILL @ SOURCE. PVNT FROM ENTERING
    DRAINS, SEWERS, STREAMS/OTHER BODIES OF WATER. PVNT (ING 22)
RTECS #:9999999ZZ

Ingred Name:ING 21:FROM SPREADING. IF RUNOFF OCCURS, NOTIFY AUTH AS
    REQD. PUMP/VACUUM TRANSFER SPILLED PROD TO CLEAN CNTNRS (ING 23)
RTECS #:9999999ZZ

Ingred Name:ING 22:FOR RECOVERY. ABSORB UNRECOVERABLE PROD. TRANSFER
    CONTAMD ABSORB, SOIL & OTHER MATLS TO CNTNRS FOR DISP.
RTECS #:9999999ZZ

Ingred Name:RESP PROT:SPECIFIED CNDTNS (SEE INDUST HYGIENIST).
    ENGINEERING/ADMIN CTLS SHOULD BE IMPLEMENTED TO REDUCE EXPOS.
RTECS #:9999999ZZ

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

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:YES	 OSHA:NO
Health Hazards Acute and Chronic:ACUTE:EYE:CAUSES IRRIT. SYMPS MAY INCL
    STINGING, TEARING, REDNESS, & SWELL. SKIN:CAUSES IRRIT. PRLNGD/RPTD
    EXPOS MAY DRY SKIN. SYMPS MAY INCL REDNESS, BURNING, DRYING &
    CRACKING, SKIN BURNS & SKIN DMG . SKIN ABSORP IS POSS, BUT HARMFUL
    EFTSARE NOT EXPECTED FROM THIS RTE OF EXPOS UNDER NORM CNDTNS OF
    (EFT OF OVEREXP)
Explanation of Carcinogenicity:STYRENE:IARC MONOGRAPHS, SUPP, VOL 7 PG
    345, 1987:GROUP 2B.
Effects of Overexposure:HLTH HAZ:HNDLG & USE. INGEST;SINGLE DOSE ORAL
    TOX IS LOW. INGEST SM AMTS DURING NORM HNDLG IS NOT LIKELY TO CAUSE
    HARMFUL EFTS; INGEST LG AMTS MAY BE HARMFUL. MATL CAN ENTER LUNGS
    DURING INGEST/VOMIT  & CAUSE LUNG INFLAMM AND/OR DMG. INHAL:EXPOS
    TO VAP/MIST IS POSS. SHORT-TERM INHAL TOX IS LOW. BRTHG SM AMTS
    (ING 2)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:EYES:IMMED MOVE INDIVIDUAL AWAY FROM EXPOS & INTO FRESH AIR.
    FLUSH GENTLY W/WATER FOR @ LST 15 MINS WHILE HOLDING EYELIDS APART;
    SEEK IMMED MED ATTN. SKIN:REMOVE CONTAMD CLTHG. FLUSH EXPOS AREA
    W/LG A MTS OF WATER. IF SKIN IS DMGD, SEEK IMMED MED ATTN. IF SKIN
    IS NOT DMGD & SYMPS PERSIST, SEEK MED ATTN. LAUNDER CLTHG BEFORE
    REUSE. INGEST:DO NOT INDUCE VOMIT. MATL IS ASPIR HAZ. IF
    INDIVIDUAL(ING 16)

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

Flash Point Method:TCC
Flash Point:88.0F,31.1C
Lower Limits:1.1%
Upper Limits:6.1%
Extinguishing Media:REGULAR FOAM, WATER FOG, CARBON DIOXIDE, DRY
    CHEMICAL.
Fire Fighting Procedures:NIOSH APPRVD SCBA & FULL PROT EQUIP . REFER TO
    PERSONAL PROT EQUIP SECTION OF MSDS. POLYMER WILL TAKE PLACE UNDER
    FIRE CNDTNS. IF POLYMER OCCURS, (SUPDAT)
Unusual Fire/Explosion Hazard:VAPS ARE HVR/AIR & MAY TRAVEL ALONG
    GROUND/MAY BE MOVED BY VENT & IGNIT BY PILOT LIGHTS, OTHER FLAMES,
    SPKS, HEATERS, SMKNG, ELEC MOTORS, STATIC (SUPDAT)

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

Spill Release Procedures:SM SPILL:ABSORB LIQ ON VERMICULITE, FLOOR
    ABSORB/OTHER ABSORB MATL & TRANSFER TO HOOD. ELIM ALL SOURCES OF
    IGNIT SUCH AS FLARES, FLAMES (INCL PILOT LIGHTS), & ELEC SPKS. LG
    SPILL:ELIM ALL IGNIT SOURCE S (FLARES, FLAMES INCL PILOT LIGHTS,
    ELEC (ING 19)
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:CNTNRS OF MATL MAY BE HAZ WHEN
    EMPTIED. SINCE EMPTIED CNTNRS RETAIN PROD RESIDUES (VAP, LIQ, &/OR
    SOLID), ALL HAZ PREC GIVEN IN MSDS MUST BE OBSERVED.
Other Precautions:ALL 5 GAL PAILS & LARGER METAL CNTNRS INCLUDING TANK
    CARS & TANK TRUCKS SHOULD BE GROUNDED AND/OR BONDED WHEN MATL IS
    TRANSFERRED.

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

Respiratory Protection:IF WORKPLACE EXPOS LIM(S) OF PROD/ANY COMPONENT
    IS EXCEEDED (SEE EXPOS GUIDELINES), NIOSH APPRVD AIR SUPPLIED RESP
    IS ADVISED IN ABSENCE OF PROPER ENVIR CTL. OSHA REGS ALSO PERMIT
    OTHER NIOSH APPRVD R ESPS (NEG PRESS TYPE) UNDER (ING 23)
Ventilation:PROVIDE SUFFICIENT MECHANICAL (GENERAL AND/OR LOCAL
    EXHAUST) VENT TO MAINTAIN EXPOS BELOW TLV(S).
Protective Gloves:POLYETHYLENE GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:WEAR IMPERVIOUS CLTHG & BOOTS. ANSI APPRVD
    EYE WASH & DELUGE SHOWER .
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
FIRE FIGHT PROC:IN CLSD CNTNR, THERE IS POSSIBILITY IT WILL RUPTURE
    VIOLENTLY. COOL STOR CNTNR W/WATER, IF EXPOS TO FIRE. EXPLO
    HAZ:DISCHARGE/OTHER IGNIT SOURCES @ LOCATIONS DIST FROM MATL HNDLG
    POINT . NEVER USE WELDING/CUTTING TORCH ON/NEAR DRUM (EVEN EMPTY)
    BECAUSE PROD (EVEN JUST RESIDUE) CAN IGNITE EXPLOSIVELY.

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

Boiling Pt:B.P. Text:293F,145C
Vapor Pres:4.5 @ 68F
Vapor Density:3.6
Spec Gravity:0.909 @ 60F
Evaporation Rate &amp; Reference:0.49 (N-BUTYL ACETATE)
Solubility in Water:NEGLIGIBLE
Appearance and Odor:NEAT WATER WHITE LIQUID.
Percent Volatiles by Volume:100

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

Stability Indicator/Materials to Avoid:YES
AVOID CONTACT WITH:STRONG MINERAL ACIDS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:MAY FORM:CARBON DIOXIDE AND CARBON
    MONOXIDE, VARIOUS HYDROCARBONS.
Conditions to Avoid Polymerization:PROD CAN UNDERGO HAZ POLYMERIZATION.
    AVOID EXPOSURE TO EXCESS HEAT, PEROXIDES & POLYMERICATION
    CATALYSTS.

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

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE WITH ALL APPLICABLE
    LOCAL, STATE AND FEDERAL REGULATIONS.

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