Product ID:DAVISON BLUE INDICATING SILICA GEL
MSDS Date:10/01/1992
FSC:6850
NIIN:00-263-8640
MSDS Number: BJXXG

W R GRACE & CO. DAVISON CHEMICAL DIVISION

10 E BALTIMORE STREET
BALTIMORE, MD 21202-1630
US

Emergency Phone: 301-659-9000;301-874-2009

Info Phone: 301-659-9000;301-659-9058

Preparer: J.H.CONVEY,MGR.ENVIR.CTRL

Cage: 16210

W R GRACE & CO. DAVISON CHEMICAL DIVISION

2117 BALTIMORE, MD 21202-1630 US

Telephone: 410-659-9000

Cage: 16210

SILICA GEL - CONSIDERED A NUISANCE DUST

CAS: 63231-67-4

RTECS: VV7322000

OSHA PEL 20 MPPCF

ACGIH TLV: 10 MG/CUM TOTAL DUST

COBALT CHLORIDE

CAS: 7646-79-9

RTECS: GF9800000

OSHA PEL 0.1 MG CO/CUM

ACGIH TLV: 0.1 MG CO/CUM

LD50 LC50 Mixture:ORAL LD50 RAT(ESTIMATED) >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:COBALT CHLORIDE IS GENERALLY
RECOGNIZED AS SAFE AS A TRACE MINERAL ADDED TO ANIMAL FEED. SILICA
GEL IS A SYNTHETIC AMORPHOUS SILICA NOT TO BE CONFUSED
W/CRYSTALLINE SILICA. EPIDEMIOLOGICAL STUDIES IND ICATE A LOW
POTENTIAL FOR HEALTH EFFECTS. IT IS CONSIDERED A NUISANCE DUST &
ACTS AS A DESICCANT TO HUMAN TISSUE.
Explanation of Carcinogenicity:THIS PRODUCT AND ITS COMPONENETS ARE NOT
LISTED ON THE IARC, NTP OR OSHA CARCINOGENS LISTS.
Effects of Overexposure:DRYING ACTION PF PRODUCT CAN CAUSE IRRITATION
OF THE MUCOUS MEMBRANES OF THE NOSE & THROAT & IRRITATION OF THE
SKIN. COBALT CHLORIDE CAN CAUSE DERMATITIS AND IRRITATION OF NASAL
PASSAGE AND LUNGS.
Medical Cond Aggravated by Exposure:DAVISON KNOWS OF NO MEDICAL
CONDITIONS ABNORMALLY AGGRAVATED BY EXPOSURE TO THIS PRODUCT.

First Aid:IF ANY IRRITATION PERSISTS OR SEVERE, GET MEDICAL ATTENTION.
EYE:FLUSH W/WATER FOR 15 MIN. OCCASIONALLY LIFTING LIDS. SKIN:WASH
W/SOAP & WATER. INHALED:REMOVE TO FRESH AIR. INGESTED:MATERIAL WILL
PASS THROUGH BODY NORMALLY.

Flash Point:NON-FLAMMABLE
Extinguishing Media:MFR GAVE NO INFORMATION OF MSDS.
Fire Fighting Procedures:NON-FLAMMABLE. MFR GAVE NO INFORMATION OF
MSDS.
Unusual Fire/Explosion Hazard:NON-FLAMMABLE. MFR GAVE NO INFORMATION OF
MSDS.

Spill Release Procedures:SWEEP UP OR VACUUM UP.
Neutralizing Agent:MFR GAVE NO INFORMATION OF MSDS.

Handling and Storage Precautions:KEEP TIGHTLY SEALED TO PROTECT
QUALITY.
Other Precautions:WHEN POURING INTO A CONTAINER OF FLAMMABLE LIQUID,
GROUND BOTH CONTAINERS ELECTRICALLY TO PREVENT A STATIC ELECTRIC
SPARK.

Respiratory Protection:IF DUSTY CONDITION PREVAIL, WEAR A PROPERLY
FITTED NIOSH-APPROVED DUST RESPIRATOR.
Ventilation:MFR GAVE NO INFORMATION OF MSDS.
Protective Gloves:CLOSE-WEAVE COTTON GLOVES
Eye Protection:WEAR GOGGLES IF DUSTY
Other Protective Equipment:FOR MANUAL HANDLING:WEAR LONG SLEEVES AND
CLOSE-WEAVE GLOVES WITH TIGHT-FITTING WRISTLETS.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
NOT KNOWN TO HAVE ANY ADVERSE EFFECTS ON THE AQUATIC ENVIRONMENT. THE
SILICA BASE IS INSOLUBLE AND NONTOXIC. COBALT CHLORIDE MAY LEACH
AWAY IF CONTACTED WITH WATER.

HCC:N1
NRC/State Lic Num:NONE
Spec Gravity:2.1
Solubility in Water:INSOLUBLE
Appearance and Odor:CLEAR BLUE GRANULES, NO ODOR. PH OF 5% SLURRY; 6.5
TO 7.5
Corrosion Rate:UNKNOWNN

Stability Indicator/Materials to Avoid:YES
MFR GAVE NO INFORMATION OF MSDS.
Stability Condition to Avoid:MFR GAVE NO INFORMATION OF MSDS.
Hazardous Decomposition Products:MFR GAVE NO INFORMATION OF MSDS.
Conditions to Avoid Polymerization:MFR GAVE NO INFORMATION OF MSDS.

Waste Disposal Methods:DISPOSE IN AN APPROVED LANDFILL I/A/W FEDERAL,
STATE & 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.