ALDRICH CHEMICAL CO INC./SUB OF SIGMA-ALDRICH CORP -- 30781-5 SODIUM METASILICATE  -- 6810-01-446-6836
<pre>=====================  Product Identification  =====================

Product ID:30781-5 SODIUM METASILICATE
MSDS Date:12/14/1995
FSC:6810
NIIN:01-446-6836
=== Responsible Party ===
Company Name:ALDRICH CHEMICAL CO INC./SUB OF SIGMA-ALDRICH CORP
Address:1001 W. ST. PAUL AVE
Box:355
City:MILWAUKEE
State:WI
ZIP:53201
Country:US
Info Phone Num:414-273-3850/FAX -4979
Emergency Phone Num:414-273-3850
CAGE:60928
=== Contractor Identification ===
Company Name:ALDRICH CHEMICAL CO INC
Address:1001 WEST ST PAUL AVE
Box:355
City:MILWAUKEE
State:WI
ZIP:53233
Country:US
Phone:414-273-3850
CAGE:60928

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

Ingred Name:SODIUM METASILICATE
CAS:6834-92-0
RTECS #:VV9275000
Fraction by Wt: 100%
Other REC Limits:NONE RECOMMENDED

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

LD50 LC50 Mixture:ORAL, RAT LD50:1153MG/KG
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:HAMRFUL IF INHAL/INGEST.MATL EXTREMELY
    DESTRUCTIVE TO TISSUE OF MUC MEMBRANES & UPPER RESPIRATORY
    TRACT.INHAL MAY BE FATAL AS RESULT OF SPASM,INFLAMM & EDEMA OF
    LARYNX & BRONCHI,CHEM NEUMONITIS & PULM  EDEMA.TO BEST OF OUR
    KNOWLEDGE THE CHEM/PHYS/TOXICOLOGICAL PROPERTIES HAVE NOT BEEN
    THOROUGHLY INVESTIGATED.
Effects of Overexposure:SYMPTOMS OF EXPOSURE MAY INCLUDE BURNING
    SENSATION,COUGHING,WHEEZING,LARYNGITIS,SHORTNESS OF
    BREATH,HEADACHE,NAUSEA,VOMITING.
Medical Cond Aggravated by Exposure:NONE SPEC BY MFG.TARGET
    ORGANS:LUNGS,THORAX,RESPIRATION,GI KIDNEY,URETER,BLADDER,PATERNAL
    EFFECTS.

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

First Aid:IN CASE OF CONTACT IMMED FLUSH EYE OR SKIN W/COPIOUS AMTS OF
    WATER FOR @LEAST 15MINS WHILE REMOVING CONTAM CLOTH/SHOES.ASSURE
    ADEQUATE FLUSHING OF EYES BY SEPARATING EYELIDS W/FINGERS.IF INHAL
    REMOVE  TO FRESH AIR.IF NOT BREATHING GIVE ARTIFICIAL
    RESPIRATION.IF BREATHING IS DIFFICULT GIVE OXYGEN.IF INGEST WASH
    OUT MOUTH W/H2O PROVIDED PERSON IS CONSC.CALL PHYSICIAN.

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

Flash Point:NON-COMBUSTIBLE
Lower Limits:NP
Upper Limits:NP
Extinguishing Media:USE EXTINGUISHING MEDIA APPROPRIATE FOR SURROUNDING
    FIRE CONDITIONS.
Fire Fighting Procedures:WEAR SELF-CONTAINED BREATHING APPARATUS &
    PROTECTIVE CLOTHING TO PREVENT CONTCT W/SKIN/EYES.
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

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

Spill Release Procedures:EVACUATE AREA.WEAR SELF-CONTAINED BREATHING
    APPARATUS,RUBBER BOOTS & HEAVY RUBBER GLOVES.ABSORB ON
    SAND/VERMICULITE & PLACE IN CLOSED CONTAINERS FOR
    DISPOSAL.VENTILATE AREA & WASH SPILL SITE AFT MATL	PIKCUP COMPLET
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:KEEP TIGHTLY CLOSED.HYGROSCOPIC.STORE
    IN COOL DRY PLACE.
Other Precautions:KEEP AWAY FROM FOOD,DRINK,ANIMAL FEEDINGSTUFFS.AVOID
    SKIN/EYE CONTACT.CORROSIVE.CAUSES BURNS.IRRIT TO RESP TRACT.

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

Respiratory Protection:WEAR APPROPRIATE NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:USE ONLY IN CHEMICAL FUME HOOD.
Protective Gloves:CHEM RESISTANT GLOVES
Eye Protection:SAFETY GOGGLES;FACESHIELD(8-INCHES MIN)
Other Protective Equipment:OTHER PROTECTIVE CLOTHING.SAF SHOWER & EYE
    BATH.
Work Hygienic Practices:WASH CONTAM CLOTH BEF REUSE;DISCARD CONTAM
    SHOES.DONT GET IN EYE/SKIN/CLOTH.AVOID PROL/REP EXPO.WASH
    THOROUGHLY AFT HNDL
Supplemental Safety and Health

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

HCC:B1
Boiling Pt:B.P. Text:NP
Melt/Freeze Pt:M.P/F.P Text:NP
Decomp Temp:Decomp Text:NP
Vapor Pres:NP
Vapor Density:NP
Spec Gravity:NP
pH:NP
Evaporation Rate &amp; Reference:NP
Solubility in Water:NP
Appearance and Odor:WHITE GRANULAR POWDER
Percent Volatiles by Volume:NP
Corrosion Rate:NP

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

HALOGENS,STRONG ACIDS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:NATURE OF DECOMPOSITION PRODUCTS NOT
    KNOWN.

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

Waste Disposal Methods:OBSERVE ALL LOCAL, STATE AND FEDERAL ENVIRO
    REGULATIONS.BURY IN LANDFILL SITE APPROVED FOR DISPOSAL OF CHEMICAL
    & HAZ WASTES.

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