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MSDS  : DOW CORNING 732 MULTI PURPOSE SEALANT, CLEAR
CAS  : 4253-34-3
17689-77-9
7631-86-9
NAME  : methyltriacetoxysilane. (acetic acid is formed upon contact with
ethyltriacetoxysilane. (acetic acid is formed upon contact with
silica, amorphous. (observe particulate limits. osha pel: twa 15 mg/m3
DOW CORNING CORPORATION -- DOW CORNING 732 MULTI PURPOSE SEALANT, CLEAR
=======================================================
Material Safety Data Sheet
=======================================================
MSDS Num: CLGYT
MSDS NAME: DOW CORNING 732 MULTI PURPOSE SEALANT, CLEAR
Responsible Party
Name: DOW CORNING CORPORATION
Address: SOUTH SAGINAW ROAD
City: MIDLAND MI 48686
Info Phone: 517-496-6000/517-496-5900
Emergency Phone Number: 517-496-5900
Resp. Party Other MSDS No.: 02036932
Chemtrec IND/Phone: (800)424-9300
Review Ind: Y
Published: Y
=======================================================
Contractor Summary
=======================================================
Name: DOW CORNING CORP
Address: 2200 W SALZBURG RD
City: AUBURN MI 48611
Phone: 517-496-4388
=======================================================
Ingredients
=======================================================
Cas: 4253-34-3
RTECS #: VV4500000
Name: METHYLTRIACETOXYSILANE. (ACETIC ACID IS FORMED UPON CONTACT WITH
WATER/HUMID AIR. PROVIDE ADEQUATE VENT TO CONTROL EXPOSURES W/IN GUIDELINES
OF OSHA PEL: TWA 10 PPM & ACGIH TLV: 10 PPM, STEL 15 PPM.)
Percent by Wt: 2.
------------------------------
Cas: 17689-77-9
Name: ETHYLTRIACETOXYSILANE. (ACETIC ACID IS FORMED UPON CONTACT WITH
WATER/HUMID AIR. PROVIDE ADEQUATE VENT TO CONTROL EXPOSURES W/IN GUIDELINES
OF OSHA PEL: TWA 10PPM & ACGIH TLV: TWA 10PPM, STEL 15 PPM.)
Percent by Wt: 2.
------------------------------
Cas: 7631-86-9
Name: SILICA, AMORPHOUS. (OBSERVE PARTICULATE LIMITS. OSHA PEL: TWA 15 MG/M3
TOTAL DUST, 5 MG/M3 RESPIRABLE FRACTION. ACGIH TLV: TWA 10 MG/M3 INHALABLE
PARTICULATE, 3 MG/M3 RESPIRABLE PARTICULATE.)
Percent by Wt: 11.
OSHA PEL: 15 MG/M3 (T DUST)
ACGIH TLV: 10 MG/M3
=======================================================
Health Hazards Data
=======================================================
Route Of Entry Inds - Inhalation: YES
Skin: YES
Ingestion: YES
Carcinogenicity Inds - NTP: NO
IARC: NO
OSHA: NO
Effects of Exposure: ACUTE EFFECTS. EYE: DIRECT CONTACT IRRITATES MODERATELY
WITH REDNESS AND SWELLING. SKIN: A SINGLE SHORT EXPOSURE (LESS THAN 24 HOURS)
MAY IRRITATE. REPEATED PROLONGED CONTACT (24 TO 48 HOURS) MAY IRRI TATE
MODERATELY. INHALATION: VAPOR OVEREXPOSURE MAY IRRITATE EYES, NOSE AND
THROAT. INGESTION: SMALL AMOUNTS TRANSFERRED TO THE MOUTH BY FINGERS DURING
USE, ETC., SHOULD NOT INJURE. SWALLOWING LARGE A MOUNTS MAY CAUSE DIGESTIVE
DISCOMFORT. REPEATED EXPOSURE EFFECTS: SKIN: NONE KNOWN. INHALATION: NONE
KNOWN. INGESTION: NONE KNOWN. COMMENT: THE ABOVE LISTED POTENTIAL EFFECTS OF
OVEREXPOSURE ARE BASED ON ACTUAL DATA, (EFTS OF OVEREXPOS)
Signs And Symptions Of Overexposure: HEALTH HAZARD ACUTE AND CHRONIC (CONT'D):
RESULTS OF STUDIES PERFORMED UPON SIMILAR COMPOSITIONS COMPONENT DATA AND/OR
EXPERT REVIEW OF THE PRODUCT.
First Aid: EYES: IMMEDIATELY FLUSH WITH WATER FOR 15 MINUTES. GET MEDICAL
ATTENTION. SKIN: REMOVE FROM SKIN AND WASH THOROUGHLY WITH SOAP AND WATER OR
WATERLESS CLEANSER. GET MEDICAL ATTENTION IF IRRITATION OR O THER ILL EFFECTS
DEVELOP OR PERSIST. INHALATION: REMOVE TO FRESH AIR. INGESTION: CONTACT A
PHYSICIAN IMMEDIATELY (FP N). NO FIRST AID SHOULD BE NEEDED (MFR). COMMENTS:
TREAT ACCORDING TO PERSON'S CON DITION AND SPECIFICS OF EXPOSURE.
=======================================================
Handling and Disposal
=======================================================
Spill Release Procedures: WIPE UP OR SCRAPE UP & CONTAIN FOR SALVAGE OR
DISPOSAL. OBSERVE ALL PERSONAL PROTECTION EQUIPMENT RECOMMENDATIONS. LOCAL,
STATE & FEDERAL LAWS & REGULATIONS MAY APPLY TO RELEASES &
DISPOSAL OF THIS MA TERIAL, AS WELL AS THOSE MATERIALS & ITEMS EMPLOYED
IN CLEANUP OF RELEASES. (SUPP SFTY)
Waste Disposal Methods: DISPOSE OF IN ACCORDANCE W/ FEDERAL, STATE & LOCAL
REGS (FP N). WHEN THIS MATERIAL IS DISCARDED AS RECEIVED, IT IS NOT
CLASSIFIED AS A HAZARDOUS WASTE. FEDERAL HAZARDOUS WASTE CODE: NA.
CHARACTERISTIC WASTE: IGNITABLE: NA. CORROSIVE: NA. REACTIVE: NA. TCLP: NA.
STATE OR LOCAL LAWS MAY IMPOSE ADDITI ONAL REGULATORY REQUIREMENTS REGARDING
DISPOSAL.
Handling And Storage Precautions: USE WITH ADEQUATE VENTILATION. PRODUCT
EVOLVES ACETIC ACID (HOAC) WHEN EXPOSED TO WATER OR HUMID AIR. PROVIDE
VENTILATION DURING USE TO CONTROL HOAC WITHIN EXPOSURE GUIDELINES OR USE
RESPIRATORY PROT ECTION. AVOID BREATHING VAPOR. KEEP CONTAINER CLOSED. AVOID
EYE CONTACT. KEEP CONTAINER (OTHER PREC)
Other Precautions: HNDLG/STORAGE (CONT'D): CLOSED AND STORE AWAY FROM WATER OR
MOISTURE.
=======================================================
Fire and Explosion Hazard Information
=======================================================
Flash Point Method: CC
Autoignition Temp Text: N/DET.
Lower Limits: N/DETERMINED
Upper Limits: N/DETERMINED
Extinguishing Media: CARBON DIOXIDE (CO*2), WATER SPRAY, DRY CHEMICAL, FOAM.
WATER CAN BE USED TO COOL FIRE EXPOSED CONTAINERS.
Fire Fighting Procedures: A NIOSH APPROVED SELF-CONTAINED BREATHING APPARATUS
AND FULL PROTECTIVE EQIUPMENT SHOULD BE WORN IN FIGHTING LARGE FIRES
INVOLVING CHEMICALS (FP N). DETERMINE THE NEED TO EVACUATE OR ISOLATE THE
AREA ACCORDING TO YOUR LOCAL EMERGENCY PLAN.
Unusual Fire/Explosion Hazard: NONE. THERMAL BREAKDOWN OF THIS PRODUCT DURING
FIRE OR VERY HIGH HEAT CONDITIONS MAY EVOLVE THE FOLLOWING HAZARDOUS
DECOMPOSITION PRODUCTS: SILICON DIOXIDE. CARBON OXIDES AND TRACES OF
INCOMPLETELY BU RNED CARBON COMPOUNDS. FORMALDEHYDE.
=======================================================
Control Measures
=======================================================
Respiratory Protection: USE NIOSH APPRVD RESP APPROPRIATE FOR EXPOSURE OF
CONCERN (FP N). USE RESPIRATORY PROT UNLESS ADEQ LOCAL EXHAUST VENTILATION IS
PROVIDED/AIR SAMPLING DATA SHOW EXPOSURES ARE WITHIN RECOMMENDED EXPOSUR E
GUIDELINES. INDUSTRIAL HYGIENE PERSONNEL CAN ASSIST IN JUDGING ADEQUACY OF
EXISTING ENGINEERING CONTROLS. SUITABLE RESPIRATOR: ORGANIC VAPOR/DUST/MIST
TYPE.
Ventilation: LOCAL EXHAUST: RECOMMENDED. GENERAL VENTILATION: RECOMMENDED.
Protective Gloves: IMPERVIOUS GLOVES (FP N). NO SPECIAL PROTECTION NEEDED
(MFR).
Eye Protection: ANSI APPROVED SAFETY GLASSES (FP N).
Other Protective Equipment: EYEWASH MEETING ANSI DESIGN CRITERIA (FP N).
Work Hygienic Practices: WASHING AT MEALTIME AND END OF SHIFT IS ADEQUATE.
Supplemental Safety and Health: SPILL/RELEASE (CONT'D): PERSONAL PROTECTIVE
EQUIPMENT FOR SPILLS: EYE: USE PROPER PROTECTION - SAFETY GLASSES AS A
MINIMUM. SKIN: WASHING AT MEALTIME & OF SHIFT IS ADEQUATE. PRECAUTIONARY
MEASURES: A VOID EYE CONTACT. AVOID BREATHING VAPOR. KEEP CONTAINER CLOSED.
USE REASONABLE CARE. (SEE OTHER INFORMATION)
=======================================================
Physical/Chemical Properties
=======================================================
M.P/F.P Text: NOT DETERMINED.
Vapor Density: N/APPLIC.
Spec Gravity: 1.04 @ 25C.
Solubility in Water: NOT DETERMINED.
Appearance and Odor: COLORLESS PASTE. ACETIC ACID ODOR.
Percent Volatiles by Volume: NOT APPLIC.
=======================================================
Reactivity Data
=======================================================
Stability Indicator: YES
Stability Condition To Avoid: NONE.
Materials To Avoid: OXIDIZING MATERIAL CAN CAUSE A REACTION. WATER, MOISTURE,
OR HUMID AIR CAN CAUSE HAZARDOUS VAPORS TO FORM AS DESCRIBED IN TOXICOLOGICAL
INFORMATION..
Hazardous Decomposition Products: DURING FIRE OR VERY HIGH HEAT CONDITIONS, THE
FOLLOWING HAZARDOUS DECOMPOSITION PRODUCTS MAY EVOLVE: SILICON DIOXIDE,
CARBON OXIDES AND TRACES OF INCOMPLETELY BURNED CARBON COMPOUNDS.
FORMALDEHYDE.
Hazardous Polymerization Indicator: NO
=======================================================
Toxicological Information
=======================================================
Toxicological Information: COMPLETE INFORMATION NOT YET AVAILABLE. MATERIAL
CONTAINS FOLLOWING COMPONENTS WITH SPECIAL HAZARDS LISTED BELOW: CARCINOGENS,
TERATOGENS, MUTAGENS, REPRODUCTIVE TOXINS, SENSITIZERS: NONE KNOWN.
=======================================================
Ecological Information
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Ecological: COMPLETE INFORMATION NOT YET AVAILABLE.
=======================================================
MSDS Transport Information
=======================================================
=======================================================
Regulatory Information
=======================================================
Sara Title III Information: SECTION 302 EXTREMELY HAZARDOUS SUBSTANCES: NONE.
SECTION 304 CERCLA HAZARDOUS SUBSTANCES: NONE. SECTION 312 HAZARD CLASS:
ACUTE: YES. CHRONIC: NO. FIRE; NO. PRESSURE: NO. REACTIVE: NO. SECTION 313
TOXIC CHEMICALS: NONE PRESENT OR NONE PRESENT IN REGULATED QUANTITIES.
Federal Regulatory Information: TSCA STATUS: ALL CHEMICAL SUBSTANCES FOUND IN
THIS PRODUCT COMPLY WITH THE TOXIC SUBSTANCES CONTROL ACT INVENTORY REPORTING
REQUIREMENTS. SECTION 304 CERCLA HAZARDOUS SUBSTANCES: NONE. RCRA HAZARD CL
ASS (40 CFR 261). PRODUCT DISPOSAL INFORMATION: 517-496-6315. CONTENTS OF
THIS MSDS COMPLY WITH OSHA HAZARD COMMINICATION STANDARD 29CFR 1910. 1200.
NFPA PROFILE: HEALTH-1, FLAMMABILITY-1, REACTIVITY -0.
State Regulatory Information: CALIFORNIA: WARNING: THIS PRODUCT CONTAINS THE
FOLLOWING CHEMICAL(S) LISTED BY THE STATE OF CALIFORNIA UNDER THE SAFE
DRINKING WATER AND TOXIC ENFORCEMENT ACT OF 1986 (PROPOSITION 65) AS BEING
KNOWN T O CAUSE CANCER, BIRTH DEFECTS OR OTHER REPRODUCTIVE HARM: NONE KNOWN.
MASSACHUSETTS: SILICA, AMORPHOUS 11%. NEW JERSEY: DIMETHYL SILOXANE,
HYDROXY-TERMINATED 83%. METHYLTRIACETOXYSILANE 2%. ETHYLTRIA CETOXYSILANE
2%. SILICA, AMORPHOUS FUMED; #1655 11%. PENNSYLVANIA: DIMETHYL SILOXANE,
HYDROXY-TERM INATED 83%. SILICA, AMORPHOUS 11%.
=======================================================
Other Information
=======================================================
Other Information: SUPP SAFETY (CONT'D): INHALATION: USE RESPIRATORY PROTECTION
UNLESS ADEQUATE LOCAL EXHAUST VENTILATION IS PROVIDED OR AIR SAMPLING DATA
SHOW EXPOSURES ARE WITHIN RECOMMENDED EXPOSURE GUIDELINES. INDUS TRIAL
HYGIENE PERSONNEL CAN ASSIST IN JUDGING THE ADEQUACY OF EXISTING ENGINEERING
CONTROLS. COMMENTS: PRODUCT EVOLVES ACETIC ACID WHEN EXPOSED TO WATER OR
HUMID AIR. PROVIDE VENTILATION DURING USE TO CONTROL HOAC WITHIN EXPOSURE
GUIDELINES OR USE RESPIRATORY PROTECTION. NOTE: THESE PRECAUTIONS ARE FOR
ROOM TEMPERATURE HANDLING. USE AT ELEVATED TEMPERATURE, OR AEROSOL/SPRAY
APPLICATIONS, MAY REQUI RE ADDED PRECAUTIONS.
=======================================================
HAZCOM Label
=======================================================
MSDS NAME: DOW CORNING 732 MULTI PURPOSE SEALANT, CLEAR
Company: DOW CORNING CORP
Street: 2200 W SALZBURG RD
City: AUBURN MI
Zipcode: 48611
Health Emergency Phone: 517-496-5900
Label Required IND: Y
Date Of Label Review: 07/18/2001
Status Code: A
Origination Code: F
Eye Protection IND: YES
Skin Protection IND: YES
Signal Word: CAUTION
Respiratory Protection IND: YES
Health Hazard: Slight
Contact Hazard: Slight
Fire Hazard: None
Reactivity Hazard: Slight
=======================================================
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, states, or intends said information to have any application, use or
viability by or to any person or persons outside the Department of Defense
nor any person or persons contracting with any instrumentality of the United
States of America and disclaims all liability for such use. Any person
utilizing this instruction who is not a military or civilian employee of the
United States of America should seek competent professional advice to verify
and assume responsibility for the suitability of this information to their
particular situation regardless of similarity to a corresponding Department
of Defense or other government situation.

*** END OF RECORD ***
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