THOMAS SCIENTIFIC  ATTN: WALTER KOWALSKI -- ASCARITE II  -- 6810-00-282-2910
<pre>=====================  Product Identification  =====================

Product ID:ASCARITE II
MSDS Date:01/04/1993
FSC:6810
NIIN:00-282-2910
=== Responsible Party ===
Company Name:THOMAS SCIENTIFIC	ATTN: WALTER KOWALSKI
Address:99 HIGH HILL ROAD AT 1-295
Box:99
City:SWEDESBORO
State:NJ
ZIP:08085-0099
Country:US
Info Phone Num:609-467-2000
Emergency Phone Num:800-424-9300(CHEMTREC)
CAGE:59728
=== Contractor Identification ===
Company Name:THOMAS SCIENTIFIC COMPANY
Address:99 HIGH HILL ROAD AT I-295
Box:City:SWEDESBORO
State:NJ
ZIP:08085-0099
Country:US
Phone:856-467-2000
CAGE:59728

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

Ingred Name:SODIUM HYDROXIDE  (SARA III)
CAS:1310-73-2
RTECS #:WB4900000
Fraction by Wt: 90-95%
Other REC Limits:NONE RECOMMENDED
OSHA PEL:C 2 MG/M3
ACGIH TLV:C 2 MG/M3; 9293
EPA Rpt Qty:1000 LBS
DOT Rpt Qty:1000 LBS

Ingred Name:NON-FIBROUS SILICATE (VERMICULITE)
CAS:1318-00-9
Fraction by Wt: 5-10%
Other REC Limits:NONE RECOMMENDED

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

Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE: SEVERELY IRRITATING TO ALL BODY
    TISSUES. IT MAY CAUSE EYE AND SKIN BURNS, POSSIBLE BLINDNESS.
    INHALATION MAY CAUSE NOSE, THROAT AND UPPER RESPIRATORY SYSTEM
    IRRITATION AND PNEUMONITIS. INGESTIO N MAY CAUSE GASTROINTESTINAL
    IRRITATIONAND BURNS. MAY BE FATAL IF SWALLOWED. CHRONIC: NONE
    SPECIFIED BY MANUFACTURER.
Effects of Overexposure:SKIN/EYES/INHAL/INGEST : CAUSTIC BURNS,
    REDNESS, PAIN
Medical Cond Aggravated by Exposure:PERSONS WITH PRE-EXISTING SKIN
    DISORDERS,EYE PROBLEMS OR IMPAIRED RESPIRATORY FUNCTION MAY BE MORE
    SUSCEPTIBLE TO EXPOSURE.

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

First Aid:SKIN:WASH THOROUGHLY WITH WATER,REMOVE CONTAMINATED CLOTHING;
    EYE:FLUSH WITH WATER FOR AT LEAST 15 MINUTES; INGESTION:DO NOT
    INDUCE VOMITING,GIVE LARGE QUANTITIES OF COLD WATER OR MILK;
    INHALATION:REM OVE TO FRESH AIR.

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

Extinguishing Media:ANY SUITABLE FOR SURROUNDING MATERIAL.
Fire Fighting Procedures:WEAR PROTECTIVE CLOTHING AND SELF-CONTAINED
    BREATHING APPARATUS.
Unusual Fire/Explosion Hazard:USE OF WATER MAY PRODUCE A NOTABLE HEAT
    OF REACTION.

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

Spill Release Procedures:SWEEP UP CAREFULLY AND PLACE IN APPROPIATE
    CONTAINER. FLUSH AREA WITH 5% ACETIC ACID SOLUTION, ABSORB IN INERT
    MATERIAL AND PLACE IN APPROPIATE DISPOSAL CONTAINER.
Neutralizing Agent:5% ACETIC ACID SOLUTION.

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

Handling and Storage Precautions:KEEP CONTAINER TIGHTLY CLOSED, STORE
    IN A COOL, DRY, WELL VENTILATED AREA. WASH EVERYTHING THOROUGHLY
    WITH WHICH MATERIAL HAS COME IN CONTACT.
Other Precautions:NONE

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

Respiratory Protection:DUST REMOVAL MASK OR RESPIRATOR.
Ventilation:MECHANICAL (GENERAL) VENTILATION.
Protective Gloves:PVC.
Eye Protection:CHEMICAL GOGGLES
Other Protective Equipment:PROTECTIVE CLOTHING WHEN LARGE QUANTITIES
    ARE HANDLED.
Work Hygienic Practices:AVOID BREATHING DUST. AVOID EYE AND SKIN
    CONTACT. WASH THOROUGHLY AFTER USE.
Supplemental Safety and Health
NONE

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

HCC:B1
Boiling Pt:=1390.C, 2534.F
Melt/Freeze Pt:=318.C, 604.4F
Spec Gravity:0.9
Solubility in Water:COMPLETE
Appearance and Odor:LIGHT BROWN GRANULES-NO ODOR.

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

Stability Indicator/Materials to Avoid:YES
WATER, ACIDS, FLAMMABLE LIQUIDS, ORGANIC HALOGENS, METALS SUCH AS
    ALUMINUM, TIN AND ZINC.
Stability Condition to Avoid:HUMIDITY.
Hazardous Decomposition Products:SODIUM OXIDE.

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

Waste Disposal Methods:CONTACT YOUR LOCAL ENVIRONMENTAL OFFICER.
    DISPOSE OF IN ACCORDANCE WITH ALL APPLICABLE 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.