Product ID:SILICA GEL DESICCANT,S 679-500,100-200 MESH
MSDS Date:09/02/1997
FSC:6850
NIIN:01-456-3612
Status Code:A
MSDS Number: CHWCS

Emergency Phone: 201-796-7100/800-424-9300(CHEMTREC)

Info Phone: 201-796-7100 OR 201-796-7523

Cage: 1B464

Telephone: 201-796-7100

Cage: 1B464

SILICA,AMORPHOUS,PRECIPITATED AND GEL/AMORPHOUS SILICA GEL

CAS: 112926-00-8

RTECS: VV7322000

Fraction By Weight: 100%

OSHA PEL 6 MG/M3

ACGIH TLV: 10 MG/M3

LD50 LC50 Mixture:LD50 (ORAL, RAT) IS UNKNOWN.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:TARGET ORGANS: EYE, SKIN, RESPIRATORY
AND GASTROINTESTINAL TRACTS. ACUTE- EYES/SKIN: MAY CAUSE MECHANICAL
IRRITATION. INHALE: DUSTS MAY CAUSE RESPIRATORY TRACT IRRITATION.
ORAL: MAY CAUSE IRRITATION O F GASTROINTESTINAL TRACT. CHRONIC- MAY
CAUSE DELAYED LUNG INJURY/FIBROSIS (SILICOSIS)
Explanation of Carcinogenicity:CONTAINS CRYSTALLINE SILICA (QUARTZ).
Effects of Overexposure:IRRITATION, COUGH, TEARING, REDNESS
Medical Cond Aggravated by Exposure:BREATHING OF DUST MAY AGGRAVATE
EXISTING MEDICAL CONDITIONS SUCH AS RESPIRATORY AILMENTS.

First Aid:GET MEDICAL HELP IF SYMPTOMS PERSIST. INHALED: MOVE TO FRESH
AIR. PROVIDE CPR/OXYGEN IF NEEDED. EYES: IMMEDIATELY FLUSH WITH
WATER FOR 15 MINUTES. HOLD EYELIDS OPEN. SKIN: WASH WITH SOAP &
WATER. ORAL : GET MEDICAL AID.

Flash Point:NONE
Lower Limits:NOT RELEVANT
Upper Limits:NOT RELEVANT
Extinguishing Media:WATER SPRAY, CARBON DIOXIDE, FOAM OR DRY CHEMICAL
FOR SURROUNDING FIRE. USE WATER SPRAY TO COOL FIRE EXPOSED
CONTAINERS.
Fire Fighting Procedures:WEAR PROTECTIVE CLOTHING AND NIOSH-APPROVED
SELF-CONTAINED BREATHING APPARATUS.
Unusual Fire/Explosion Hazard:NONE

Spill Release Procedures:WEAR PROTECTIVE EQUIPMENT. CAREFULLY SWEEP OR
VACUUM THE SPILL AREA. COLLECT AND PLACE THE SPILLED MATERIAL IN A
WASTE DISPOSAL CONTAINER. AVOID DUSTING.
Neutralizing Agent:NOT RELEVANT

Handling and Storage Precautions:STORE IN DRY PLACE, IN TIGHTLY CLOSED
CONTAINER, AWAY FROM INCOMPATIBLE MATERIALS. KEEP OUT OF REACH OF
CHILDREN.
Other Precautions:WEAR GOGGLES IF DUST CAUSES EYE DISCOMFORT. WEAR A
PROPERLY FITTED NIOSH-APPROVED DUST RESPIRATOR FOR DUSTY
CONDITIONS. USE WITH ADEQUATE VENTILATION. WASH THOROUGHLY AFTER
HANDLING. AVOID CONTACT WIT H EYES AND SKIN. AVOID INHALING DUST.

Respiratory Protection:IF ENGINEERING CONTROLS ARE INADEQUATE TO
CONTROL DUST CONCENTRATIONS TO AN ACCEPTABLE LEVEL, A
NIOSH-APPROVED DUST RESPIRATOR SHOULD BE WORN. IF RESPIRATORS ARE
USED, A PROGRAM SHOULD BE INSTITUTED T O COMPLY WITH OSHA 29CFR
1910.134.
Ventilation:USE GENERAL OR LOCAL EXHAUST VENTILATION TO MEET TLV
REQUIREMENTS.
Protective Gloves:COTTON/RUBBER/LATEX RECOMMENDED
Eye Protection:SAFETY GOGGLES FOR DUSTY CONDITIONS
Other Protective Equipment:LONG SLEEVE WORK CLOTHING, EYE WASH FOUNTAIN
Work Hygienic Practices:OBSERVE GOOD INDUSTRIAL HYGIENE PRACTICES AND
RECOMMENDED PROCEDURES. WASH THOROUGHLY BEFORE EATING,
DRINKING/SMOKING.
Supplemental Safety and Health

HCC:V7
NRC/State Lic Num:NOT RELEVANT
Boiling Pt:B.P. Text:4046F,2230C
Melt/Freeze Pt:M.P/F.P Text:3110F,1710C
Vapor Pres:NEGLIGIBLE
Spec Gravity:2.1
Viscosity:NOT RELEVANT
Evaporation Rate & Reference:NOT RELEVANT
Solubility in Water:INSOLUBLE
Appearance and Odor:COLORLESS TO WHITE SOLID - ODORLESS

Stability Indicator/Materials to Avoid:YES
STRONG ACIDS, HYDROGEN FLUORIDE
Stability Condition to Avoid:MOISTURE

Waste Disposal Methods:LANDFILL IN ACCEPTABLE MANNER, IN FULL
COMPLIANCE WITH LOCAL, STATE AND FEDERAL REGULATIONS. REUSING OR
RECYCLING IS RECOMMENDED.

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.