Product ID:W-120
MSDS Date:11/01/1988
FSC:6850
NIIN:01-017-3064
MSDS Number: BLHHV

EG & G WAKEFIELD ENGINEERING

60 AUDUBON ROAD
WAKEFIELD, MA 01880
US

Emergency Phone: 617-245-5900

Info Phone: 617-245-5900

Preparer: DAVID F HEGARTY

Cage: 05820

EG & G WAKEFIELD ENGINEERING

WAKEFIELD, MA 01880 US

Telephone: 617 245 5900

Cage: 05820

ZINC OXIDE

CAS: 1314-13-2

RTECS: ZH4810000

Fraction By Weight: 60-80%

OSHA PEL 15MG/M3 TDUST/5 FUME

ACGIH TLV: 10MG/M3 TDUST; 9293

SILICON FLUID; (SILICONE RESIN)

CAS: 63148-62-9

Fraction By Weight: 20-40%

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:EXPOSURE TO FILLER MATERIAL IS
UNLIKELY TO OCCUR UNLESS THE PRODUCT IS APPLIED IN A MANNER WHICH
RESULTS IN GENERATION OF MISTS OR FUMES, OR WHEN MACHINING OF THE
CURED PRODUCT RESULTS IN GENERATION O F DUST PARTICLES. INHAL:
INHALATION OF VAPORS AT ELEVATED TEMPERATURS MAY CAUSE (EFTS OF
OVEREXPO)
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:HLTH HAZ: IRRITATION. EYE: SLIGHT IRRITATION
UPON DIRECT CONTACT. SKIN: POSSIBLE IRRITATION. INGEST: HARMFUL IF
SWALLOWED.
Medical Cond Aggravated by Exposure:NO DATA AVAILABLE FOR THIS PRODUCT
MIXTURE.

First Aid:INHAL: REMOVE TO FRESH AIR. GIVE O*2 IF BREATHING DIFFICULT;
GIVE ARTIFICIAL RESPIRATION IF NOT BREATHING; GET IMMEDIATE MD.
EYE: FLUSH WITH H*20 FOR AT LEAST 15 MINUTES - GET MD IF IRRITATION
PERSIST S. SKIN: REMOVE CONTAMINATED CLOTHING WASH AFFECTED AREA
WITH WATER. INGEST: DILUTE WITH WATER. GET IMMEDIATE MD.

Flash Point:>250F,>121C
Extinguishing Media:CO*2, DRY CHEMICAL, FOAM, H*2O FOG.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE EQUIPMENT . FIREFIGHTERS SHOULD WEAR SELF-CONTAINED
BREATHING APPARATUS.
Unusual Fire/Explosion Hazard:TOXIC VAPORS MAY BE EVOLVED UPON EXPOSURE
TO HEAT OR OPEN FLAME.

Spill Release Procedures:SM: WIPE UP, OR ABSORB W/VERMICULITE OR OTHER
ABSORBENT MATERIAL. LG: SCRAPE/SHOVEL ABSORBED WASTE & ABSORBENT
INTO CONTAINERS. SCRUB AREA WITH SOAPY H*20 & RINSE. PREVENT RINSES
FROM ENTERING DRAINS OR OTHER WATERWAYS.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE IN COOL, DRY PLACE; KEEP REMOVED
FROM ANY HEAT OR OPEN FLAME.
Other Precautions:KEEP AWAY FROM INTENSE HEAT, OPEN FLAMES. DO NOT
INGEST OR SWALLOW THIS MATERIAL.

Respiratory Protection:NIOSH/MSHA APPROVED RESPIRATOR APPROPRIATE FOR
EXPOSURE OF CONCERN .
Ventilation:NONE SPECIFIED BY MANUFACTURER.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:WEAR PROPER PROTECTIVE CLOTHING TO PREVENT
EXPOSURE.
Work Hygienic Practices:REMOVE CONTAIMINATED CLOTHING AND WASH BEFORE
REUSING.
Supplemental Safety and Health
NONE SPECIFIED BY MANUFACTURER.

Vapor Pres:<1 @ 25C
Vapor Density:>AIR
Spec Gravity:2.20
Solubility in Water:NEGLIGIBLE
Appearance and Odor:WHITE PASTE.

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZERS.
Stability Condition to Avoid:EXPOSURE TO HEAT AND OR OPEN FLAME,
UNCONTROLLED MIXING WITH/EXPOSURE TO INCOMPATIBLE SUBSTANCES BELOW.
Hazardous Decomposition Products:CO, CO*2, SILICON DIOXIDE, ZINC OXIDE.

Waste Disposal Methods:SPILLED MATERIAL & H*20 RINSES ARE CLASSIFIED AS
CHEMICAL WASTE, & MUST BE DIPOSED OF I/A/W LOCAL, STATE, AND
FEDERAL REUGLATIONS.

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.