GRACE W R AND CO DAVISON CHEMICAL DIV -- SILICA GEL  -- 6850-01-036-9625
<pre>=====================  Product Identification  =====================

Product ID:SILICA GEL
MSDS Date:04/03/1991
FSC:6850
NIIN:01-036-9625
=== Responsible Party ===
Company Name:GRACE W R AND CO DAVISON CHEMICAL DIV
Address:10 E BALTIMORE STREET
Box:2117
City:BALTIMORE
State:MD
ZIP:21202-1630
Country:US
Info Phone Num:301-659-9000
Emergency Phone Num:301-659-9000
CAGE:0NAV2
=== Contractor Identification ===
Company Name:GRACE W R AND CO
Address:919 18TH ST NW
City:WASHINGTON
State:DC
ZIP:20006
Country:US
Phone:410-659-9000
CAGE:0NAV2
Company Name:W R GRACE & CO. DAVISON CHEMICAL DIVISION
Address:10 E BALTIMORE STREET
Box:2117
City:BALTIMORE
State:MD
ZIP:21202-1630
Country:US
Phone:410-659-9000
CAGE:16210

=============  Composition/Information on Ingredients  =============

Ingred Name:SILICA GEL
CAS:63231-67-4
RTECS #:VV7322000
Fraction by Wt: 100%
Other REC Limits:NONE SPECIFIED
OSHA PEL:80 MG/M3 / % SIO2
ACGIH TLV:10 MG/M3

Ingred Name:UNIDENTIFIED COMPONENTS
Fraction by Wt: 01.0%

=====================  Hazards Identification  =====================

Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE: EYE, SKIN & RESPIRATORY TRACT
    IRRITATION. CHRONIC: THE DRYING ACTION OF THIS MATERIAL CAN CAUSE
    IRRITATION OF THE MUCOUS MEMBRANES OF THE NOSE AND THROAT AND
    IRRITATION OF THE SKIN. AVOID PROLO NGED BREATHING OF THE DUST OR
    CONTACT OF DUST WITH THE SKIN.
Explanation of Carcinogenicity:THIS PRODUCT AND ITS COMPONENTS ARE NOT
    LISTED ON THE IARC, NTP OR OSHA CARCINOGENS LISTS.
Effects of Overexposure:MAY CAUSE EYE, SKIN & RESPIRATORY TRACT
    IRRITATION.
Medical Cond Aggravated by Exposure:MANUFACTURER KNOWS OF NO MEDICAL
    CONDITIONS ABNORMALLY AGGRAVATED BY EXPOSURE TO SILICA GEL.

=======================  First Aid Measures  =======================

First Aid:EYES: IMMEDIATELY WASH FROM EYES WITH LARGE AMOUNTS OF WATER,
    OCCASIONALLY LIFTING THE UPPER & LOWER EYE LIDS. IF IRRITATION
    OCCURS AND PERSISTS, SEEK MEDICAL ATTENTION. SKIN: WASH WITH SOAP
    AND WATER . INGESTION: MATERIAL WILL PASS THROUGHTHE BODY NORMALLY.
    INHALATION: REMOVE TO FRESH AIR.

=====================  Fire Fighting Measures  =====================

Extinguishing Media:USE WATER FOG, CARBON DIOXIDE, FOAM, OR DRY
    CHEMICAL AS APPROPRIATE FOR SURROUNDINGS.
Fire Fighting Procedures:WEAR FIRE FIGHTING PROTECTIVE EQUIPMENT AND A
    FULL FACED SELF CONTAINED BREATHING APPARATUS. EVACUATE AREA. COOL
    FIRE EXPOSED CONTAINERS WITH WATER SPRAY.
Unusual Fire/Explosion Hazard:COMBUSTION OR HEAT OF FIRE MAY PRODUCE
    HAZARDOUS DECOMPOSITION PRODUCTS AND VAPORS.

==================  Accidental Release Measures  ==================

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

======================	Handling and Storage  ======================

Handling and Storage Precautions:AVOID PROLONGED BREATHING OF THE DUST
    OR CONTACT OF DUST WITH THE SKIN. WHEN HANDLING, WEAR LONG SLEEVES
    AND CLOSE- WEAVE COTTON GLOVES WITH WRISTBAND
Other Precautions:WEAR GOGGLES IF DUST CAUSES EYE DISCOMFORT. WEAR A
    PROPERLY FITTED NIOSH-APPROVED DUST RESPIRATOR FOR DUSTY
    CONDITIONS.

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:WEAR A PROPERLY FITTED NIOSH/MSHA APPROVED DUST
    RESPIRATOR IF CONDITIONS ARE DUSTY.
Ventilation:MECHANICAL(GENERAL) VENTILATION IS USUALLY ADEQUATE TO
    MAINTAIN DUST LEVELS BELOW TLV FOR NUISANCE DUST.
Protective Gloves:CLOSE-WEAVE COTTON WITH TIGHT WRISTBANDS
Eye Protection:GOGGLES FOR DUSTY CONDITIONS
Other Protective Equipment:LONG SLEEVED WORK CLOTHING.
Work Hygienic Practices:WASH THOROUGHLY AFTER USE AND BEFORE EATING,
    DRINKING OR SMOKING. VACUUM UP ANY DUST. LAUNDER CLOTHING BEFORE
    REUSE.
Supplemental Safety and Health
SILICA GEL IS A SYNTHETIC AMORPHOUS SILICA NOT TO BE CONFUSED WITH
    CRYSTALLINE SILICA. EPIDEMIOLOGICAL STUDIES INDICATE LOW POTENTIAL
    FOR ADVERSE HEALTH EFFECTS. SILICA GEL IS CONSIDERED TO BE A NUISA
    NCE DUST. IN THE ACTIVATED FORM, SILICAGEL ACTS AS A DESICCANT &
    CAN CAUSE A DRYING IRRITATION OF THE MUCOUS MEMBRANES.

==================  Physical/Chemical Properties  ==================

HCC:N1
Spec Gravity:2.1
pH:3.5-8
Solubility in Water:INSOLUBLE
Appearance and Odor:DRY WHITE GRANULES, BEADS OR POWDER

=================  Stability and Reactivity Data  =================

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

====================  Disposal Considerations  ====================

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

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