Product ID:HUMISEAL THINNER 503
MSDS Date:01/13/1993
FSC:6810
NIIN:01-208-9658
MSDS Number: BQNJF

HUMISEAL DIV,COLUMBIA CHASE CORPORATION

26-60 BROOKLYN QUEENS EXPRESSWAY WEST
FLUSHING (FORMALLY IN WOODSIDE), NY 11377-0445
US

Emergency Phone: 800-424-9300(CHEMTREC)

Info Phone: 718-932-0800/ FAX 718-932-4345

Cage: 99109

HUMISEAL DIVISION/CHASE CORPORATION

WOODSIDE, NY 11377 US

Telephone: 718-932-0800

Cage: 99109

TOLUENE (SARA 313) (CERCLA)

CAS: 108-88-3

RTECS: XS5250000

Fraction By Weight: 55-75%

OSHA PEL 200 PPM; Z-2

ACGIH TLV: S, 50 PPM; 9596

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

METHYL ETHYL KETONE (2-BUTANONE) (MEK) (SARA 313) (CERCLA)

CAS: 78-93-3

RTECS: EL6475000

Fraction By Weight: 25-45%

OSHA PEL 200 PPM

ACGIH TLV: 200 PPM/300STEL;9596

EPA Report Quantity: 5000 LBS

DOT Report Quantity: 5000 LBS

LD50 LC50 Mixture:ORAL LD50 RAT 5G/KG.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:EYE:SHORT TERM CONTACT MAY RESULT IN
SLIGHT IRRIT,CONJ.PROL/REP W/LIQ CAN RESULT IN CORNEAL BURNS.HIGH
VAP CONCEN >1000PPM IRRIT EYE.SKIN:PROL/REP LIQ CONTACT CAN CAUSE
DEFATTING/DRYING WHICH MAY RESU LT IN IRRIT,DERM.SKIN ABSORPTION
MAY ADD SIGNIFICATLY TO EXPO. INHAL:CAUSES CNS DEPRESS.MILD EXPO
CAUSES DIZZ,NAU(SUPPL)
Explanation of Carcinogenicity:PER MSDS:PROD NOT LISTED BY
NTP,IARC,OSHA.
Effects of Overexposure:EYE IRRIT,CONJUNCTIVITIS,CORNEAL
BURNS.DEFATTING/DRYING OF SKIN,IRRIT,DERM.CNS
DEPRESS,DIZZ,HEAD,WEAK,NAU,ETC.RESPIRATOR
DEPRESS,CONVULSIONS,DEATH,CARDIAC ARRHYTHMIAS,FATAL VENTIRCULAR
FIBRILLATION,MO DERATELY TOXIC,BURNING SENS IN
MOUTH/STOMACH,ASPIRATION,PULM EDEMA/HERROHAGE,CHEM
PNEUMONITIS,FATAL.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:EYE:FLUSH W/WATER FOR 15MINS WHILE HOLDING EYELIDS OPN.GET
MED ATTN.SKIN:FLUSH W/WATER WHILE REMOVING CONTAMIN
CLOTH/SHOES,FOLLOW BY WASHING W/SOAP/WATER.IRRIT PERSIST GET MED
ATTN.INHAL:REMOVE TO FRE SH AIR.PROVIDE OXY IF BREATH DIFFI.GIVEART
RESP NOT BREATH.GET MED ATTN.INGEST:DO NOT INDUCE VOMIT.VOMIT OCCUR
SPONT KEEP HEAD BELOW HIPS TO PREVENT ASPIRATION OF LIQ INTO
LUNGS.GET MED (OTH PRECAUT)

Flash Point Method:TCC
Flash Point:30.0F,-1.1C
Lower Limits:1.6
Upper Limits:11.2
Extinguishing Media:FOAM, CARBON DIOXIDE, DRY CHEMICAL.
Fire Fighting Procedures:FIGHT AS FLAMMABLE LIQUID;WEAR SELF-CONTAINED
BREATHING APPARATUS.
Unusual Fire/Explosion Hazard:VAPOR IS FLAMMABLE & HEAVIER THAN AIR &
MAY TRAVEL TO SOURCE OF IGNITION & FLASH BACK.

Spill Release Procedures:ABSORB W/INERT MATL (SAND,VERMICULITE,
ETC.).LARGE SPILLS MAY BE SCOPPED UP W/NON-SPARKING TOOLS.REMOVE
SOURCES OF IGNITION.PROVIDE VENTILATION &/OR RESPIRATORY
PROTECTION.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:KEEP AWAT FROM HEAT/SPARKS/OPN
FLAMES.STORE @AMBIENT TEMP.GROUND TO PROTECT FROM STATIC
CHARGE.KEEP CNTNR CLSD.USE ADEQUATE VENTILATION.
Other Precautions:1STAID:NOTE TO DR:IF >2ML/KG INGEST/VOMIT NOT OCCUR
EMESIS SHOULD BE INDUCED W/SUPERVISION.SYMPTOMS(EX:LOSS OF GAG
REFLES,CONVUL,UNCONSC)OCCUR BEF EMESIS GASTRIC LAVAGE W/CUFFED
ENDOTRACHEAL TUBE SHOU LBE BE CONSIDERED.

Respiratory Protection:RESPIRATOR-ORGANIC VAPOR TYPE IF TLV IS EXCEEDED
(NIOSH APPROVED).
Ventilation:LOC EXHAU:YES.MECH(GEN):EXPLO PROOF.SPEC:DESIGN/MAINTAIN TO
PROVIDE VOL/PATTERN TO PREVENT VAP.OTHER:CONC EXCESS TLV/PEL
Protective Gloves:IMPERVIOUS TO CHEM/PETRO:BUNA-N,SOLVEX
Eye Protection:CHEM TYP GOGGLES.
Other Protective Equipment:PREVENT CONTACT TO WORKERS AS REQURIED.
Work Hygienic Practices:DO NOT REUSE CLOTH/SHOES TIL PROPERLY CLEANED.
Supplemental Safety and Health
HEALTH HAZ:HEAD,WEAK,ETC.MORE SEVERE EXPO >1000PPM MAY CAUSE RESP
DEPRESS,CONVUL,DEATH.CARDIAC ARRHYTHMIAS INCLUDING FATAL
VENTRICULAR FIBRILLATION MAY OCCUR.SENSE OF SMELL DULLED BY CONT
EXPO.INGEST: MODERATELY TOXIC.CAUSES BURNING SENS
INMOUTH/STOMACH.MORE SER HAZ ASPIRATION INTO LUNGS-CHEM
PNEUITIS,PULM EDEMA/HEMORR

HCC:F3
Boiling Pt:B.P. Text:180F,82C
Vapor Pres:45.4
Vapor Density:4.0
Spec Gravity:0.85
Evaporation Rate & Reference:3.62 (N-BUTYL ACETATE=1)
Solubility in Water:NEGLIGIBLE, <0.1%
Appearance and Odor:WATER CLEAR, LOW VISCOSITY LIQUID, AROMATIC ODOR.
Percent Volatiles by Volume:100

Stability Indicator/Materials to Avoid:YES
AVOID COTNACT W/STRONG OXIDIZING AGENTS.
Hazardous Decomposition Products:CARBON MONOXIDE AND CARBON DIOXIDE.

Waste Disposal Methods:CONTAINS TOXIC CHEM SUBJ TO REPORTING REQMTS FO
SEC 313 EPCRA/40CFR 372 SARA.

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particular situation.