Product ID:SILICA GEL
MSDS Date:10/01/1992
FSC:6850
NIIN:01-209-4437
MSDS Number: BSDGQ

W R GRACE & CO. DAVISON CHEMICAL DIVISION

10 E BALTIMORE STREET
BALTIMORE, MD 21202-1630
US

Emergency Phone: 301-659-9058(O)/301-874-2009(H)

Info Phone: 301-659-9000

Preparer: J.H.CONVEY

Cage: 16210

W R GRACE & CO. DAVISON CHEMICAL DIVISION

2117 BALTIMORE, MD 21202-1630 US

Telephone: 410-659-9000

Cage: 16210

SILICA GEL

CAS: 63231-67-4

RTECS: VV7322000

OSHA PEL 6 MG/M3

ACGIH TLV: 10 MG/M3

WATER (MOISTURE)

CAS: 7732-18-5

RTECS: ZC0110000

LD50 LC50 Mixture:ORAL LD50 (RAT) IS EST.> 31,600 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:THE DRYING ACTION OF THIS MATERIAL CAN
CAUSE IRRITATION OF THE MUCOUS MEMBRANES OF THE NOSE AND THROAT &
IRRITATION OF THE SKIN. SILICA GEL IS A SYNTHETIC AMORPHOUS SILICA
NOT TO BE CONFUSED WITH CRYS TALLINE SILICA.EPIDEMIOLOGICAL STUDIES
INDICATE LOW POTENTIAL FOR ADVERSE HEALTH EFFECT.
Effects of Overexposure:IRRITANT TO NOSE, THROAT & SKIN. INHALATION
TOXICITY IS LOW. DO NOT INHALE DUST.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:EYE:IMMEDIATELY WASH FROM EYES WITH LARGE AMOUNTS OF WATER,
OCCASIONALLY LIFTING UPPER & LOWER EYE LIDS. IF IRRITATION OCCURS &
PERSISTS, SEEK MEDICAL ATTENTION. SKIN:WASH WITH SOAP & WATER.
INGEST:MA TERIAL WILL PASS THROUGH BODY NORMALLY.INHALE:REMOVE TO
FRESH AIR.

Flash Point:NON-FLAMMABLE
Extinguishing Media:NONE SPECIFIED BY MANUFACTURER.
Fire Fighting Procedures:NONE SPECIFIED BY MANUFACTURER.
Unusual Fire/Explosion Hazard:NON-FLAMMABLE.

Spill Release Procedures:SWEEP UP OR VACUUM UP OR FLUSH TO SEWER.
Neutralizing Agent:NONE

Handling and Storage Precautions:KEEP TIGHTLY SEALED TO PROTECT
QUALITY.
Other Precautions:NOT KNOWN TO HAVE ANY ADVERSE EFFECTS ON THE AQUATIC
ENVIRONMENT. IT IS INSOLUBLE AND NON-TOXIC.

Respiratory Protection:IF DUSTY CONDITIONS PREVAIL, USE OF AN APPROVED
NIOSH/MSHA DUST MASK IS RECOMMENDED.
Ventilation:NONE SPECIFIED BY MANUFACTURER.
Protective Gloves:LONG SLEEVE & CLOSE-WEAVE COTTON GLOVES.
Eye Protection:NONE SPECIFIED BY MANUFACTURER.
Other Protective Equipment:TIGHT FITTING WRISTLETS.
Work Hygienic Practices:WASH AFTER HANDLING.
Supplemental Safety and Health
NONE.

HCC:N1
Spec Gravity:2.1
pH:3-8
Solubility in Water:INSOLUBLE
Appearance and Odor:DRY WHITE GRANULES, BEADS OR POWDER. NO ODOR.

Stability Indicator/Materials to Avoid:YES
REACTS WITH HF (HYDROGEN FLUORIDE).
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:NONE SPECIFIED BY MANUFACTURER.

Waste Disposal Methods:DISPOSE IN AN APPROVED LANDFILL ACCORDING TO
FEDERAL, STATE AND LOCAL REGULATIONS. COVER PROMPTLY TO AVOID
BLOWING OF DUST.

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.