FISHER SCIENTIFIC, CHEMICAL DIV. -- BENTONITE  -- 6850-00-263-8640
<pre>=====================  Product Identification  =====================

Product ID:BENTONITE
MSDS Date:11/06/1991
FSC:6850
NIIN:00-263-8640
=== Responsible Party ===
Company Name:FISHER SCIENTIFIC, CHEMICAL DIV.
Address:1 REAGENT LANE
City:FAIR LAWN
State:NJ
ZIP:07410
Country:US
Info Phone Num:201-796-7100
Emergency Phone Num:201-796-7100 OR 201-796-7523
CAGE:1B464
=== Contractor Identification ===
Company Name:FISHER SCIENTIFIC CO.  CHEMICAL MFG DIV
Address:1 REAGENT LANE
Box:City:FAIRLAWN
State:NJ
ZIP:07410-2802
Country:US
Phone:201-796-7100
CAGE:1B464

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

Ingred Name:BENTONITE (AS NUISANCE DUST OR PARTICULATES NOT OTHERWISE
    REGULATED)
CAS:1302-78-9
RTECS #:CT9450000
Fraction by Wt: 100%
OSHA PEL:15 MG/M3 TOTAL DUST
ACGIH TLV:10 MG/M3 TDUST;8990

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

LD50 LC50 Mixture:LD50 (INTRAVENOUS, AT) 35 MG/KG
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE-INHALE:HIGH CONCENTRATIONS OF
    DUST MAY CAUSE IRRITATION.SKIN:NO ADVERSE EFFECTS.EYE:PARTICLES IN
    THE EYE MAY CAUSE IRRITATION.ORAL:INGESTION OF LARGE AMOUNTS MAY
    CAUSE INTESTINAL OBSTRUCTION.CHR ONIC-MAY CAUSE
    PNEUMOCONIOSIS,CHEST PAIN,COUGH,DYSPNEA,CYANOSIS,FATIGUE &
    BRONCHITIS.
Effects of Overexposure:HIGH CONCENTRATIONS OF DUST MAY CAUSE
    IRRITATION BY INHALATION. PARTICLES IN THE EYE MAY CAUSE
    IRRITATION. INGESTION OF LARGE AMOUNTS MAY CAUSE INTESTINAL
    OBSTRUCTION.
Medical Cond Aggravated by Exposure:PERSONS WITH PRE-EXISTING
    RESPIRATORY DISORDERS BE MORE SUSCEPTIBLE TO THE EFFECTS OF THE
    SUBSTANCE.

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

First Aid:GET MEDICAL ATTENTION IF SYMPTOMS PERSIST.SKIN:WASH WITH SOAP
    & WATER.EYE:FLUSH WITH WATER FOR 15 MINUTES,HOLDING EYELIDS
    OPEN.INHALED:REMOVE TO FRESH AIR & PROVIDE OXYGEN/CPR IF
    NEEDED.ORAL:DO NOT IN DUCE VOMITING.IF VOMITING OCCURS,KEEP HEAD
    BELOW HIPS DUE TO ASPIRATION HAZARD.TREAT SYMPTOMATICALLY AND
    SUPPORTIVELY.CALL PHYSICIAN.

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

Flash Point:NONE
Extinguishing Media:WATER SPRAY, CO2, FOAM/DRY CHEMICAL. WATER SPRAY
    MAY BE USED TO KEEP FIRE EXPOSED CONTAINERS COOL & FLUSH SPILLS
    AWAY.
Fire Fighting Procedures:WEAR FULL PROTECTIVE CLOTHING AND
    NIOSH-APPROVED SELF-CONTAINED BREATHING APPARATUS. MOVE CONTAINER
    FROM FIRE AREA IF POSSIBLE. AVOID BREATHING VAPOR OR DUST.
Unusual Fire/Explosion Hazard:NEGLIGIBLE FIRE HAZARD

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

Spill Release Procedures:USE NIOSH APPROVED DUST MASK/RESPIRATOR &
    PROTECTIVE GLOVES. SWEEP UP OR VACUUM AND TRANSFER INTO A CONTAINER
    FOR LATER DISPOSAL OR RECOVERY.

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

Handling and Storage Precautions:STORAGE-STORE IN COOL,DRY,VENTILATED
    AREA AWAY FROM MOISTURE. KEEP CONTAINERS TIGHTLY CLOSED.
Other Precautions:AVOID CREATING DUST. PROVIDE ADEQUATE VENTILATION. DO
    NOT INHALE DUST. USE APPROVED DUST MASK/RESPIRATOR WHEN HANDLING
    MATERIAL ON LARGE SCALE.

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

Respiratory Protection:USE NIOSH APPROVED DUST MASK/RESPIRATOR OR
    SELF-CONTAINED BREATHING APPARATUS.
Ventilation:GOOD GENERAL VENTILATION IS SUFFICIENT FOR MOST CONDITIONS
    (10 ROOM VOLUMES PER HOUR).
Protective Gloves:AS REQUIRED
Eye Protection:DUST-RESISTANT SAFETY GOGGLES
Other Protective Equipment:EYE WASH STATION, QUICK DRENCH SHOWER AND
    IMPERVIOUS CLOTHING
Work Hygienic Practices:OBSERVE GOOD PERSONAL HYGIENE PRACTICES AND
    RECOMMENDED PROCEDURES. DO NOT WEAR CONTAMINATED CLOTHING OR
    FOOTWEAR.
Supplemental Safety and Health

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

HCC:N1
Solubility in Water:INSOLUBLE
Appearance and Odor:VERY FINE, ODORLESS, HYGROSCOPIC, PALE BUFF OR
    CREAM-COLORED TO GRAYISH POWDER

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

Stability Indicator/Materials to Avoid:YES
LITHIUM: MOLTEN LITHIUM ATTACKS SILICATES.
Stability Condition to Avoid:MOISTURE. SWELLS TO APPROXIMATELY TWELVE
    TIMES ITS VOLUME WHEN ADDED TO WATER.
Hazardous Decomposition Products:THERMAL DECOMPOSITION MAY RELEASE
    ACRID SMOKE AND IRRITATING FUMES.

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

Waste Disposal Methods:KEEP IN COVERED DRUMS, PENDING DISPOSAL. HANDLE
    & DISPOSE IN FULL COMPLIANCE WITH ALL APPLICABLE FEDERAL, STATE &
    LOCAL REGULATIONS.

 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.