Product ID:SILWET L-720
MSDS Date:06/29/1993
FSC:6810
NIIN:00N067578
MSDS Number: CBGDK

OSI SPECIALTIES INC

39 OLD RIDGEBURY RD
DANBURY, CT 06810-5121
US

Emergency Phone: 304-744-3487

Info Phone: 304-744-3487

Cage: XSXSP

OSI SPECIALTIES INC

GREENWICH, CT 06831-2559 US

Telephone: 304-652-8000;304-652-1478

Cage: XSXSP

SILOXANE; (POLYALKYLENEOXIDE MODIFIED POLYDIMETHYLSILOXANE)

CAS: 68554-65-4

Fraction By Weight: 50%

OSHA PEL N/K

ACGIH TLV: N/K

GLYCOLS, POLYETHYLENEPOLYPROPYLENE, MONBUTYL ETHER

CAS: 9038-95-3

RTECS: MD0911000

Fraction By Weight: 50%

OSHA PEL N/K

ACGIH TLV: N/K

TOLUENE (SARA 313) (CERCLA) (% WT <1000 PPM)

CAS: 108-88-3

RTECS: XS5250000

Fraction By Weight: <0.1%

OSHA PEL 200 PPM; Z-2

ACGIH TLV: S, 50 PPM; 9495

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

7.0 G/L (LESS WATER & EXEMPT

RTECS: 9999999VO

OSHA PEL N/K

ACGIH TLV: N/K

NAUSEA & INHAL OF HARMFUL AMTS OF MATL. TOLUENE

RTECS: 9999999ZZ

CONSULTATION FROM APPROP HLTH PROFESSIONALS

RTECS: 9999999ZZ

CONTENTS, THIS SHOULD BE DONE BY MEANS LEAST

RTECS: 9999999ZZ

LAVAGE AFTER ENDOTRACHEAL INTUBATION).

RTECS: 9999999ZZ

VAP/AIR CONTACT TIME, & ARE INFLUENCED BY PRESS

RTECS: 9999999ZZ

PROCESS CONDITIONS, ESPECIALLY IN PROCESSES OPERATING

RTECS: 9999999ZZ

OR OUTSIDE PROCESS EQUIP OPERATING UNDER ELEVATED

RTECS: 9999999ZZ

LOCAL VENTILATION IS NEEDED IN THE PRESENCE OF

RTECS: 9999999ZZ

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: OVEREXPOSURE TO THE PRODUCTS OF
COMBUSTION MAY RESULT IN IRRITATION OF THE RESPIRATORY TRACT.
SWALLOWING:ASPIRATION INTO THE LUNGS MAY OCCUR DURING INGESTION OR
VOMITING, RESULTING IN LUNG INJU RY. SKIN ABSORPTION:NO EVIDENCE OF
HARMFUL EFFECTS FROM AVAILABLE INFORMATION. INHALATION: SHORT-TERM
(EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:HLTH HAZ:HARMFUL HLTH EFTS ARE NOT EXPECTED
FROM VAP GENERATED AT AMBIENT TEMP. SKIN AND EYE CONTACT:NO
EVIDENCE OF HARMFUL EFTS FROM AVAIL INFOR. SIGNIFICANT LAB DATA
W/POSS RELEVANCE TO HUMAN HLTH H AZ EVALUATIION:REPEATED INHAL OF
LOW CONC OF RESPIRABLE AEROSOLS OF COMPONENT IN THIS MATL (0.3
MG/M3 & HIGHER) (SUPDAT)
Medical Cond Aggravated by Exposure:A KNOWLEDGE OF THE AVAILABLE
TOXICOLOGY INFORMATION AND OF THE PHYSICAL AND CHEMICAL PROPERTIES
OF THE MATERIAL SUGGESTS THAT OVEREXPOSURE IS UNLIKELY TO AGGRAVATE
EXISTING MEDICAL CONDITIONS.

First Aid:SWALLOWING:IF PATIENT IS FULLY CONSCIOUS, GIVE TWO GLASSES OF
H*2O. DO NOT INDUCE VOMIT. OBTAIN MED ATTN. SKIN:WASH W/SOAP &
H*2O. INHAL:REMOVE TO FRESH AIR. EYES:FLUSH THORO W/H*2O FOR AT
LEAST 15 MI N. NOTES TO MD:ANY MATERIAL ASPIRATED DURING VOMIT MAY
CAUSE LUNG INJURY. THEREFORE, EMESIS SHOULD NOT BE INDUCED
MECHANICALLY/PHARMACOLOGICALLY. IF IT IS CONSIDERED NEC TO EVACUATE
THE STOMACH(ING 7)

Flash Point Method:PMCC
Flash Point:205F,96C
Extinguishing Media:APPLY ALCOHOL-TYPE/ALL PURPOSE-TYPE FOAM BY MFR'S
REC TECHNIQUES FOR LRG FIRES. USE CARBON DIOXIDE/DRY CHEM (SUPDAT)
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA & FULL PROTECTIVE
EQUIPMENT .
Unusual Fire/Explosion Hazard:NONE.

Spill Release Procedures:COLLECT FOR DISPOSAL.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:WARNING! ASPIRATION MAY CAUSE LUNG
DAMAGE. INHALATION OF HIGH CONCENTRATION OF AEROSOLS BY RATS, OF A
COMPONENT OF THIS PRODUCT, PRODUCE LUNG DAMAGE.
Other Precautions:WARNING:HOT ORG CHEM VAP/MISTS ARE SUSCEPTIBLE TO
SUDDEN SPONTS COMBUST WHEN MIXED W/AIR. IGNIT MAY OCCUR AT TEMPS
BELOW THOSE PUBLISHED IN LITERATURE AS "AUTOIGNITION" OR "IGNITION"
TEMPS. IGNIT TEMP S DECREASE W/INCR VAP VOLUME & (ING 9)

Respiratory Protection:FOR AEROSOLS, A RESPIRATOR NIOSH/MSHA APPROVED
FOR MIST PROTECTION IS RECOMMENDED.
Ventilation:GENERAL (MECHANICAL) ROOM VENTILATION IS EXPECTED TO BE
SATISFACTORY IF HANDLED AT LOW TEMPS/IN COVERED EQUIP. (ING 12)
Protective Gloves:PVC-COATED GLOVES.
Eye Protection:ANSI APPROVED CHEM WORKERS GOGGS .
Other Protective Equipment:EYE WASH FOUNTAIN & DELUGE SHOWER WHICH MEET
ANSI DESIGN CRITERIA .
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
SPEC GRAV:1.04 @ 25/25'C (H*2O=1). EXTING MEDIA:MEDIA FOR SMALL FIRES.
HAZ DECOMP PROD:CARBON DIOXIDE IN SUFFICIENT CONCS CAN ACT AS
ASPHYXIANT. EFTS OF OVEREXP:PRODUCED INJURY IN THE LUNGS OF RATS. O
THER EFTS OF OVEREXP:OVEREXP TO VAP GENERATED AT HIGH TEMP MAY
RESULT IN EYE & RESP TRACT IRRIT, DIZZ, NAUSEA & (ING 5)

Boiling Pt:B.P. Text:>302F,>150C
Melt/Freeze Pt:M.P/F.P Text:<-20F,<-29C
Vapor Pres:<1
Vapor Density:>1
Spec Gravity:SUPDAT
Evaporation Rate & Reference:<1 (BUTYL ACETATE = 1)
Solubility in Water:SLIGHTLY SOLUBLE
Appearance and Odor:TRANSPARENT PALE YELLOW LIQUID. MILD ODOR.

Stability Indicator/Materials to Avoid:YES
NONE KNOWN.
Stability Condition to Avoid:NONE KNOWN.
Hazardous Decomposition Products:BURNING CAN PRDCE FOLLOWING COMBUST
PRODS:OXIDES OF CARBON & SILICON. CARBON MONOXIDE IS HIGHLY TOX IF
INHALED;(SUPDAT)

Waste Disposal Methods:INCINERATE IN A FURNACE WHERE PERMITTED UNDER
FEDERAL, STATE, AND LOCAL 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.