Product ID:1-2530 RESIN
MSDS Date:04/26/1993
FSC:5970
NIIN:00N043619
MSDS Number: BSYWM

DOW CORNING CORP

SOUTH SAGINAW RD
MIDLAND, MI 48686
US

Emergency Phone: 517-496-5900

Info Phone: 517-496-6000

Preparer: JACK L. SHENEBERGER

Cage: 5D028

DOW CORNING CORP

AUBURN, MI 48611 US

Telephone: 517-496-4388

Cage: 71984

LEADING TO U.S. SURF WATERS, THAT CAUSE A

RTECS: 9999999ZZ

DETAILED SAFE HANDLING REQUIREMENTS.

RTECS: 9999999ZZ

WASHING AT MEALTIME & END OF SHIFT IS ADEQ.

RTECS: 9999999ZZ

CLEAN THOROUGHLY BEFORE REUSE.

RTECS: 9999999ZZ

TOLUENE (SARA III)

CAS: 108-88-3

RTECS: XS5250000

Fraction By Weight: 20%

OSHA PEL 100 PPM;150 PPM STEL

ACGIH TLV: 50 PPM, S

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

BENZENE (SARA III)

CAS: 71-43-2

RTECS: CY1400000

Fraction By Weight: <0.1%

OSHA PEL 1 PPM;5 PPM STEL

ACGIH TLV: 10 PPM

EPA Report Quantity: 10 LBS

DOT Report Quantity: 10 LBS

DIMETHYL, DIPHENYLMETHYL, PHENYL SILICONE RESIN

CAS: 28630-33-3

Fraction By Weight: 20%

OSHA PEL N/K

ACGIH TLV: N/K

OSHA-CANCER HAZARD.

RTECS: 9999999ZZ

INJURE LUNGS, BLOOD, LIVER, KIDNEYS & NERV

RTECS: 9999999ZZ

PROD CAN FORM FORMALDEHYDE VAPS. FORMALDEHYDE IS

RTECS: 9999999ZZ

EYES, NOSE, THROAT, SKIN & DIGEST SYS. SAFE HNDLG

RTECS: 9999999ZZ

TOLUENE (108-88-3) APPEARS

RTECS: 9999999ZZ

CONSULTATION FROM APPROP HLTH PROFESSIONALS

RTECS: 9999999ZZ

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:YES
Health Hazards Acute and Chronic:EYE:DIRECT CONT IRRITS. MAY BE SERIOUS
W/ REDNESS, SWELL & SOME CORNEAL INJURY LASTING SEVERAL DAYS TO A
WK. SKIN: SINGLE RELATIVELY SHORT EXPOS (<24 HRS) IRRITS. RPTD
PRLNG CONT (24-48 HRS) IRRITS SE RIOUSLY, MAY BURN MILDLY.
INHAL:SHORT VAP EXPOS MAY CAUSE DROW & IRRIT NOSE & THROAT. VAPS
MAY INJURE (EFTS OF OVEREXP)
Explanation of Carcinogenicity:BENZENE:IARC MONOGRAPHS, SUPP, VOL 7, PG
120, 1987:GRP 1. NTP 6TH ANNUAL REPORT ON CARCINS, 1991:KNOWN TO BE
(SUPDAT)
Effects of Overexposure:HLTH HAZ:LUNGS, BLOOD, LIVER, KIDNEYS & NERV
SYS. DEGREE OF INJURY WILL DEPEND ON CONC & DURATION OF EXPOS.
INGEST:SM AMTS TRANSFERRED TO MOUTH BY FINGERS DURING USE ETC,
SHOULD NOT INJURE. SWALLOWING LG AMTS MAY INJURE SERIOUSLY.
INHALINGLIQ WHILE VOMIT CAN INJURE LUNGS SERIOUSLY. PRLNG TOLUENE
OVEREXP MAY (ING 5)
Medical Cond Aggravated by Exposure:PROLONGED TOLUENE OVEREXPOSURE MAY
AGGRAVATE EXISTING EYE, SKIN & RESPIRATORY DISORDERS.

First Aid:EYES:IMMEDIATELY FLUSH W/WATER FOR AT LEAST 15 MINUTES.
SKIN:WIPE OFF & FLUSH W/WATER FOR 15 MINUTES. GET MEDICAL ATTENTION
IF IRRITATION DEVELOPS. INHAL:REMOVE TO FRESH AIR. GET MEDICAL
ATTENTION IF ILL EFFECTS PERSIST. INGEST:GET MEDICALATTENTION. DO
NOT INDUCE VOMITING. IF VOMITING OCCURS, KEEP HEAD BELOW HIPS TO
PREVENT ASPIRATION OF LIQUID INTO LUNGS.

Flash Point Method:CC
Flash Point:45.0F,7.2C
Extinguishing Media:WATER FOG, CO2, DRY CHEMICAL, FOAM.
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA & FULL PROTECTIVE
EQUIPMENT .
Unusual Fire/Explosion Hazard:VAPS ARE HVR/AIR & CAN TRAVEL ALONG
GROUND TO REMOTE IGNIT SOURCES. STATIC ELEC MAY ACCUM & IGNITE
VAPS. PVNT POSS FIRE HAZ BY SUITABLE MEANS, SUCH AS, (SUPDAT)

Spill Release Procedures:USE ABSORB MATL TO COLLECT & CONTAIN FOR
SALVAGE/DISP. REMOVE ALL SOURCES OF IGNIT & WEAR PROPER PROT EQUIP.
RQ:ING 1: 1,000 LBS; ING 2: 10 LBS. PROD IS OIL IN CONTEXT OF U.S.
CLEAN WATER ACT. SPILLS TO U.S. SURF WATERS, WATERCOURSE/SEWER
(ING 10)
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:KEEP CNTNR CLSD & AWAY FROM HEAT, SPKS
& OPEN FLAME. AVOID BRTHG VAPS & EYE & SKIN CONT. USE ONLY W/ADEQ
VENT. DO NOT TAKE INTERNALLY.
Other Precautions:THESE PRECS ARE FOR ROOM TEMP HNDLG; USE AT ELEVATED
TEMPS OR AEROSOL/SPRAY APPLICATIONS, MAY REQ ADDED PRECS. WHEN
PROCESSING AT ELEVATED TEMPS, PROVIDE VENT TO CONTROL EXPOS W/IN
OSHA & ACGIH LIMS. REVIEW OSHA BENZENZE STDS FOR (ING 11)

Respiratory Protection:IN ROUTINE HNDLG PROCS, USE NIOSH/MSHA APPRVD
ORG VAP TYPE RESP. IN SPILL, LEAK, MAINT/REPAIR & DISP PROCS, USE
NIOSH/MSHA APPRVD RESP PROT UNLESS LOC EXHST VENT IS ADEQ/AIR
SAMPLING DATA SHOWS EXPOS ARE W/IN TLV & PEL GUIDELINE.
Ventilation:LOCAL EXHAUST &/OR MECHANICAL (GENERAL) VENTILATION
RECOMMENDED.
Protective Gloves:RUBBER OR PLASTIC GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKER GOGGLES .
Other Protective Equipment:ANSI APPRVD EMERGENCY EYE WASH & DELUGE
SHOWER .
Work Hygienic Practices:GOOD PRACT REQS THAT GROSS AMT OF ANY CHEM BE
REMOVED FROM SKIN AS SOON AS PRACTICAL, ESP BEFORE
EATING/SMOKING.(ING 12)
Supplemental Safety and Health
EXPLO HAZ:BONDING & GROUNDING, INERT GAS PURGE, VAP DILUTION & THE
LIKE. HAZ DECOMP PROD:OR ARTICLES MADE FROM THIS PROD MAY FORM
TRACES OF BENZENE (CARCIN) IF HEATED IN AIR >300F (149C). EVOLUTION
RA TE IS HIGHEST DURING FIRST FEW HRS, THEN SUBSEQUENTLY APPROACHES
ZERO. EXPLAN OF CARCIN:CARCINOGENIC. FEDERAL (ING 4)

HCC:F3
Boiling Pt:B.P. Text:230F,110C
Vapor Pres:25 @ 25C
Vapor Density:3.1
Spec Gravity:1.15
Solubility in Water:<0.1%
Appearance and Odor:LIQUID, SOME COLOR; SOLVENT ODOR.
Percent Volatiles by Volume:20(WT)

Stability Indicator/Materials to Avoid:YES
OXIDIZING MATERIAL CAN CAUSE A REACTION.
Hazardous Decomposition Products:SILICON DIOXIDE, CARBON DIOXIDE &
TRACES OF INCOMPLETELY BURNED CARBON PRODUCTS, INCLS FORMALDEHYDE.
CURED FILMS(SUPDAT)

Waste Disposal Methods:DOW CORNING SUGGESTS THAT ALL LOCAL, STATE &
FEDERAL REGULATIONS CONCERNING HEALTH & POLLUTION BE REVIEWED TO
DETERMINE APPROVED DISPOSAL PROCEDURES. CONTACT DOW CORNING IF
THERE ARE ANY DISPOSAL QUES TIONS.

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.