PFIZER INC., MPM DIV. -- IBEX-BENTONITE  -- 9390-00-273-1878
<pre>=====================  Product Identification  =====================

Product ID:IBEX-BENTONITE
MSDS Date:07/01/1981
FSC:9390
NIIN:00-273-1878
=== Responsible Party ===
Company Name:PFIZER INC., MPM DIV.
Address:235 E. 42ND STREET
City:NEW YORK
State:NY
ZIP:10017
Country:US
Info Phone Num:212-573-2816
Emergency Phone Num:212-573-2816
CAGE:LO069
=== Contractor Identification ===
Company Name:LAGUNA CLAY CO
Address:14400 LOMITAS AVE
Box:City:LA PUENTE
State:CA
ZIP:91746
Country:US
Phone:818-330-0631
CAGE:40894
Company Name:PFIZER INC MPM DIVISION
Address:235 E 42ND ST
Box:City:NEW YORK
State:NY
ZIP:10017-5703
Country:US
Phone:406-683-4231/800-424-9300(CHEMTREC)
CAGE:8K477
Company Name:PFIZER INC., MPM DIV.
Address:235 E. 42ND STREET
Box:City:NEW YORK
State:NY
ZIP:10017
Country:US
Phone:212-573-2816
CAGE:LO069

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

Ingred Name:BENTONITE
CAS:1302-78-9
RTECS #:CT9450000
Fraction by Wt: 100%
Other REC Limits:NONE SPECIFIED
OSHA PEL:5 MG/M3 (DUST)
ACGIH TLV:5 MG/M3 (DUST)

=====================  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:BREATHING DUST MAY CAUSE IRRITATION TO
    THE RESPIRATORY SYSTEM. DUST MAY CAUSE IRRITATION TO THE EYES.
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 & RESPIRATORY TRACT IRRITATION.
Medical Cond Aggravated by Exposure:PERSONS WITH RESPIRATORY SYSTEM
    PROBLEMS MAY BE AT INCREASED RISK.

=======================  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:WATER
Fire Fighting Procedures:NONE
Unusual Fire/Explosion Hazard:NONE

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

Spill Release Procedures:NORMAL CLEAN-UP POCEDURES. CARE SHOULD BE
    TAKEN TO AVOID CAUSEING DUST TO BECOME AIRBORNE. VACUUM CLEANING
    SYSTEMS ARE RECOMMENDED.
Neutralizing Agent:NONE REQUIRED

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

Handling and Storage Precautions:AVOID PROLONGED BREATHING OF THE DUST.
Other Precautions:WEAR GOGGLES IF DUST CAUSES EYE DISCOMFORT.

=============  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:RECOMMENDED FOR SENSITIVE SKIN
Eye Protection:GOGGLES FOR DUSTY CONDITIONS
Other Protective Equipment:NONE
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
NONE

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

HCC:N1
Spec Gravity:2.58
Solubility in Water:NEGLIGIBLE
Appearance and Odor:WHITE POWDER, NO ODOR

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

Stability Indicator/Materials to Avoid:YES
NONE
Stability Condition to Avoid:NONE
Hazardous Decomposition Products:NONE

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

Waste Disposal Methods:THIS PRODUCT  IS A NATURALLY  OCCURRING MINERAL
    AND SHOULD BE CONSIDERED NON-HAZARDOUS. DISPOSAL MUST BE MADE IN
    ACCORDANCE WITH FEDERAL, STATE AND 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.