J.T. BAKER COMPANY -- POTASSIUM HYDROXIDE  -- 6810-00-136-6000
<pre>=====================  Product Identification  =====================

Product ID:POTASSIUM HYDROXIDE
MSDS Date:01/24/1994
FSC:6810
NIIN:00-136-6000
=== Responsible Party ===
Company Name:J.T. BAKER COMPANY
Address:222 RED SCHOOL LANE
City:PHILLIPSBURG
State:NJ
ZIP:08865-2219
Country:US
Info Phone Num:201-859-2151
Emergency Phone Num:201-859-2151
CAGE:70829
=== Contractor Identification ===
Company Name:MALLINCKRODT BAKER,  INC.
Address:222 RED SCHOOL LANE
Box:City:PHILLIPSBURG
State:NJ
ZIP:08865
Country:US
Phone:800-582-2537
CAGE:70829

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

Ingred Name:POTASSIUM HYDROXIDE  (SARA III)
CAS:1310-58-3
RTECS #:TT2100000
Fraction by Wt: 85-100%
Other REC Limits:NONE RECOMMENDED
OSHA PEL:C, 2 MG/M3
ACGIH TLV:C 2 MG/M3; 9192
EPA Rpt Qty:1000 LBS
DOT Rpt Qty:1000 LBS

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

LD50 LC50 Mixture:ORAL LD50 (RAT) IS 365 MG/KG
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:CHRONIC EFFECTS: LUNG DAMAGE.
Explanation of Carcinogenicity:NONE IDENTIFIED.
Effects of Overexposure:INHALATION-SEVERE IRRITATION OR BURNS OF
    RESPIRATORY SYSTEM, ULCERATION OF MUCOUS MEMEBRANES. SKIN-SEVERE
    BURNS. EYE-SEVERE BURNS, PERMANENT EYE DAMAGE. INGESTION-SEVERE
    BURNS TO MOUTH, THROAT AND STO MACH, & MAY BE FATAL.
Medical Cond Aggravated by Exposure:NONE IDENTIFIED.

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

First Aid:INGESTION-CALL A PHYSICIAN. DO NOT INDUCE VOMITING. IF
    CONSCIOUS, GIVE LARGE AMOUNTS OF WATER, THEN DILUTED VINEGAR, FRUIT
    JUICE OR EGG WHITES BEATEN WITH WATER. INHALATION-REMOVE TO FRESH
    AIR. IF NOT  BREATHING, PERFORM CPR. IF BREATHING ISHARD, GIVE
    OXYGEN. SKIN-FLUSH WITH PLENTY OF WATER FOR AT LEAST 15 MIN WHILE
    REMOVING SOILED CLOTHING. EYE-FLUSH WITH WATER FOR AT LEAST 15 MIN.

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

Extinguishing Media:USE EXTINGUISHING MEDIA APPROPIATE FOR SURROUNDING
    FIRE.
Fire Fighting Procedures:FIREFIGHTERS SHOULD WEAR PROPER PROTECTIVE
    EQUIPMENT & SELF-CONTAINED BREATHING APPARATUS WITH FULL FACEPIECE
    OPERATED IN POSITIVE PRESSURE MODE.
Unusual Fire/Explosion Hazard:A VIOLENT EXOTHERMIC REACTION OCCURS WITH
    WATER. SUFFICIENT HEAT MAY BE PRODUCED TO IGNITE COMBUSTIBLE
    MATERIALS. REACTS WITH MOST METALS TO FORM HYDROGEN GAS.

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

Spill Release Procedures:WEAR SELF-CONTAINED BREATHING APPARATUS AND
    FULL PROTECTIVE CLOTHING. WITH CLEAN SHOVEL, CAREFULLY PLACE
    MATERIAL INTO CLEAN, DRY CONTAINER AND COVER; REMOVE FROM AREA.
    FLUSH SPILL AREA WITH WATER.
Neutralizing Agent:NEUTRACIT-2 OR BACAIM CAUSTIC NEUTRALIZERS ARE
    RECOMMENDED FOR SPILL.

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

Handling and Storage Precautions:KEEP CONTAINERS TIGHTLY CLOSED. STORE
    IN CORROSION PROOF AREA. ISOLATE FROM INCOMPATIBLE MATERIALS.
Other Precautions:NOTE: WHEN MIXING WITH WATER, ALWAYS ADD CAUSTIC
    SLOWLY TO WATER. CONTINNOUSLY STIR SOLUTION TO MINIMIZE SPATTERING.
    NEVER ADD WATER TO CAUSTIC. MATERIAL IS HYGROSCOPIC.

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

Respiratory Protection:RESPIRATORY PROTECTION REQUIRED IF AIRBORNE
    CONCENTRATIONS EXCEED TLV. AT CONCENTRATIONS UP TO 43 PPM,,, A
    HIGH-EFFICIENCY PARTICULATE RESPIRATOR IS RECOMMENDED. ABOVE THIS
    LEVEL, A SELF-CONTAINED BRE ATHING APPARATUS IS ADVISED.
Ventilation:USE GENERAL OR LOCAL EXHAUST VENTILATION TO MEET TLV
    REQUIREMENTS.
Protective Gloves:NEOPRENE GLOVES ARE RECOMMENDED.
Eye Protection:SAFETY GOGGLES ARE RECOMMENDED.
Other Protective Equipment:UNIFORM, APRON ARE RECOMMENDED.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
CORROSIVE.

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

HCC:B1
Boiling Pt:B.P. Text:2408F,1320C
Melt/Freeze Pt:M.P/F.P Text:680F,360C
Spec Gravity:2.04
pH:14
Solubility in Water:APPRECIABLE (>10%)
Appearance and Odor:WHITE TO LIGHT YELLOW PELLETS. ODORLESS.
Percent Volatiles by Volume:0

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

Stability Indicator/Materials to Avoid:YES
WATER, STRONG ACIDS, COMBUSTIBLE MATERIALS, ORGANIC MATERIALS, ZINC,
    ALUMINUM, TIN, CARBON DIOXIDE.
Stability Condition to Avoid:MOISTURE, HEAT.
Hazardous Decomposition Products:HYDROGEN GAS.

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

Waste Disposal Methods:DISPOSE IN ACCORDANCE WITH ALL APPLICABLE LOCAL,
    STATE AND FEDERAL ENVIRONMENTAL 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.