EG & G WAKEFIELD ENGINEERING -- WAKEFIELD W-120-2 THERMAL JOINT COMPOUND, 2 OZ JAR - SILICONE PASTE 
MATERIAL SAFETY DATA SHEET
NSN: 803000F016655
Manufacturer's CAGE: 05820 
Part No. Indicator: A 
Part Number/Trade Name: WAKEFIELD W-120-2 THERMAL JOINT COMPOUND, 2 OZ JAR 
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                            General Information
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Item Name: SILICONE PASTE 
Company's Name: EG & G WAKEFIELD ENGINEERING 
Company's Street: 60 AUDUBON ROAD 
Company's City: WAKEFIELD 
Company's State: MA 
Company's Zip Code: 01880 
Company's Emerg Ph #: (617) 245-5900 
Company's Info Ph #: (617) 245-5900 
Record No. For Safety Entry: 001 
Tot Safety Entries This Stk#: 001 
Date MSDS Prepared: 01NOV88 
Safety Data Review Date: 19JUN91 
MSDS Preparer's Name: DAVID F. HEGARTY 
Preparer's Company: EG & G WAKEFIELD ENGINEERING 
Preparer's St Or P. O. Box: 60 AUDUBON ROAD 
Preparer's City: WAKEFIELD 
Preparer's State: MA 
Preparer's Zip Code: 01880 
MSDS Serial Number: BKGZR 
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                     Ingredients/Identity Information
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Proprietary: NO 
Ingredient: ZINC OXIDE
Ingredient Sequence Number: 01 
Percent: 60-80% 
NIOSH (RTECS) Number: ZH4810000 
CAS Number: 1314-13-2 
OSHA PEL: 15MG/M3 TDUST/5 FUME 
ACGIH TLV: 10MG/M3 TDUST; 9293 
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Proprietary: NO 
Ingredient: DIMETHYL POLYSILOXANE (MONOMER: DIMETHYL SILOXANE), SILICONE
FLUID, DOW CORNING 200, POLYMETHYLSILOXANE
Ingredient Sequence Number: 02 
Percent: 20-40% 
NIOSH (RTECS) Number: JT6484500 
CAS Number: 63148-62-9 
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                     Physical/Chemical Characteristics
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Appearance And Odor: OPAQUE WHITE PASTE
Vapor Pressure (MM Hg/70 F): <1 
Vapor Density (Air=1): >AIR 
Specific Gravity: 2.20 
Solubility In Water: NEGLIGIBLE 
Percent Volatiles By Volume: NEGL 
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                      Fire and Explosion Hazard Data
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Flash Point: >250F 
Extinguishing Media: CO2, DRY CHEMICAL, FOAM, & WATER FOG.
Special Fire Fighting Proc: FIREFIGHTERS SHOULD WEAR A SELF-CONTAINED
BREATHING APPARATUS.
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                              Reactivity Data
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Stability: YES 
Cond To Avoid (Stability): HEAT, OPEN FLAME, & UNCONTROLLED MIXING.
Materials To Avoid: STRONG OXIDIZERS
Hazardous Decomp Products: CO, CO2, SILICON DIOXIDE, & ZINC OXIDE.
Hazardous Poly Occur: NO 
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                            Health Hazard Data
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Route Of Entry - Inhalation: YES 
Route Of Entry - Skin: YES 
Route Of Entry - Ingestion: YES 
HARMFUL. SKIN: IRRITATION & ABSORPTION.
Carcinogenicity - NTP: NO 
Carcinogenicity - IARC: NO 
Carcinogenicity - OSHA: NO 
Explanation Carcinogenicity: NONE
Signs/Symptoms Of Overexp: EYE/INHALATION: IRRITATION. INGESTION: HARMFUL.
SKIN: IRRITATION & ABSORPTION.
Emergency/First Aid Proc: EYES: FLUSH W/PLENTY OF WATER FOR AT LEAST 15
MINS. SKIN: WASH THOROUGHLY W/WATER. INHALATION: REMOVE TO FRESH AIR. GIVE
CPR OR OXYGEN IF NEEDED. INGESTION: DILUTE W/WATER. OBTAIN MEDICAL
ATTENTION IN ALL CASES.
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                   Precautions for Safe Handling and Use
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Steps If Matl Released/Spill: SMALL SPILL: WIPE UP OR ABSORB W/VERMICULITE
SCRAPE OR SHOVEL ABSORBED WASTE & ABSORBENT INTO CONTAINERS. SCRUB AREA W/
SOAPY WATER & RINSE.
Waste Disposal Method: SPILLED MATERIAL & WATER RINSES ARE CLASSIFIED AS
CHEMICAL WASTE, & MUST BE DISPOSED OF IN ACCORDANCE W/LOCAL, STATE, &
FEDERAL REGULATIONS. PREVENT RINSES FROM ENTERING DRAINS OR OTHER
WATERWAYS.
Precautions-Handling/Storing: STORE IN A COOL, DRY PLACE. KEEP AWAY FROM
HEAT & OPEN FLAME. SHELF LIFE IS 5 YEARS. NOT RECOMMENDED FOR VACUUM
APPLICATION.
Other Precautions: PREVENT CONTACT W/SKIN/EYES/CLOTHING. DON'T INGEST.
EXPOSURE TO FILLER MATERIAL IS UNLIKELY UNLESS APPLIED IN A MANNER WHICH
RESULTS IN GENERATING MISTS/FUMES/MACHINING, CURED PRODUCT RESULTS IN
GENERATING DUST PARTICLES.
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                             Control Measures
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Protective Gloves: PROTECTIVE 
Eye Protection: GOGGLES 
Other Protective Equipment: PROTECTIVE CLOTHING
Work Hygienic Practices: REMOVE/LAUNDER CONTAMINATED CLOTHING BEFORE
REUSE.
Suppl. Safety & Health Data: ALL COMPONENTS OF THIS PRODUCT ARE LISTED ON
THE EPA TOXIC SUBSTANCE ACT INVENTORY.
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                            Transportation Data
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                               Disposal Data
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                                Label Data
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Label Required: YES 
Label Status: G 
Common Name: WAKEFIELD W-120-2 THERMAL JOINT COMPOUND, 2 OZ JAR 
HARMFUL. SKIN: IRRITATION & ABSORPTION. EYE/INHALATION: IRRITATION.
INGESTION: HARMFUL. SKIN: IRRITATION & ABSORPTION.
Label Name: EG & G WAKEFIELD ENGINEERING 
Label Street: 60 AUDUBON ROAD 
Label City: WAKEFIELD 
Label State: MA 
Label Zip Code: 01880 
Label Emergency Number: (617) 245-5900