Product ID:SYNTHETIC SILICA
MSDS Date:01/01/1993
FSC:5610
NIIN:00N087428
MSDS Number: CHGSW

Emergency Phone: 800-436-6501

Info Phone: 757-466-2900

Cage: JO363

Telephone: 757-466-2900

Cage: 6V711

SILICA, AMORPHOUS FUMED; (SILICA, AMORPHOUS, FUMED,

CAS: 112945-52-5

RTECS: VV7310000

Fraction By Weight: 99%+

OSHA PEL 6 MG/M3

ACGIH TLV: 10 MG/M3

LD50 LC50 Mixture:LD50: (ORAL) >5000 MG/KG
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: NONE KNOWN OTHER THAN POSSIBLE
TEMPORARY DISCOMFORT DUE TO INHALATION OF DUST CONCENTRATION ABOVE
PERMISSIBLE EXPOSURE LIMIT. CHRONIC: HUMAN STUDIES HAVE FOUND
WORKPLACE EXPOSURES TO FUMED SILI CA DO NOT CAUSE CHRONIC HEALTH
EFFECTS.HOWEVER, SOME RESEARCHERS BELIEVE THAT CHRONIC
INFLAMMATION, (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: LUNG FIBROSIS AND LUNG TUMORS CAN BE
DEVELOPED FROM EXPOSURE TO LEVELS OF INSOLUBLE DUST ABOVE THE
INDUSTRY STANDARD OF 6 MG/M3. THIS EXPOSURE RESULTS IN DUST
OVERLOAD PHENOMENON WHICH IS DU E TO LUNG CLEARANCE MECHANISM BEING
OVERLOADED. AMORPHOUS FUMED SILICA WAS NOT USED IN THESE RESEARCH
TESTS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:INGEST: CALL MD IMMEDIATELY . SKIN: FLUSH W/COPIOUS AMOUNTS
OF WATER. CALL MD . EYES: FLUSH EYES WITH PLENTY OF WATER FOR AT
LEAST 15 MINUTES. INHAL: FOR INHALATION DISCOMFORT, MOVE VICTIM TO
FRESH AIR.

Extinguishing Media:NOT APPLICABLE. MEDIA SUITABLE FOR SURROUNDING FIRE
.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA AND FULL PROTECTIVE
EQUIPMENT .
Unusual Fire/Explosion Hazard:SEE HANDLING/STORAGE PRECAUTIONS.

Spill Release Procedures:SPILLED PHOENIX ANTI-SAG BASE MATERIAL FUMED
SILICA IS NOT A HAZARDOUS WASTE UNDER US FEDERAL RCRA REGULATIONS.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:DRY POWDERED MATERIALS CAN BUILD
STATIC ELECTRICAL CHARGES WHEN SUBJECTED TO FRICTION. PROPER
PRECAUTIONS, WHEN USING PHOENIX ANTI-SAG BASE (SUPDAT)
Other Precautions:NONE SPECIFIED BY MANUFACTURER.

Respiratory Protection:NIOSH APPROVED DUST RESPIRATOR RECOMMENDED FOR
CONCENTRATIONS ABOVE 6 MG/M3.
Ventilation:ADEQUATE FOR DUSTY ENVIRONMENTS.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:ANSI APPROVED EYE WASH & DELUGE SHOWER .
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
PH: 4.0 (4% AQUEOUS SLURRY). HNDLG/STOR PRECS: MATERIAL FUMED SILICA IN
THE PRESENCE OF FLAMMABLE OR EXPLOSIVE LIQUIDS, SHOULD BE TAKEN TO
PREVENT ACCIDENTS (SEE NFPA-27 STATIC ELECTRICITY).

Spec Gravity:2.2 (H*2O=1)
pH:SUPDAT
Solubility in Water:INSOLUBLE
Appearance and Odor:FINE WHITE POWDER; ODORLESS.

Stability Indicator/Materials to Avoid:YES
NONE.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:NONE.

Waste Disposal Methods:DISPOSAL MUST BE IN ACCORDANCE WITH FEDERAL,
STATE AND LOCAL REGULATIONS . PHOENIX ANTI-SAG BASE MATERIAL FUMED
SILICA MAY BE SWEPT UP OR VACUUMED FOR NORMAL DISPOSAL. CONTAINER
DISPOSAL: ORDINA RY METHODS FOR NON-HAZARDOUS WASTE.

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.