Product ID:POTASSIUM HYDROXIDE,3140
MSDS Date:08/22/1989
FSC:6810
NIIN:00-234-8366
MSDS Number: BDLMC

J.T.BAKER CHEMICAL CO

222 RED SCHOOL LANE
PHILLIPSBURG, NJ 08865
US

Emergency Phone: 201 859-2151/800-424-9300(CHEMTR)

Info Phone: 800-JTBAKER

Preparer: NOT KNOWN

Cage: DO870

MALLINCKRODT BAKER, INC.

PHILLIPSBURG, NJ 08865 US

Telephone: 800-582-2537

Cage: 70829

POTASSIUM HYDROXIDE (SARA III)

CAS: 1310-58-3

RTECS: TT2100000

OSHA PEL C, 2 MG/M3

ACGIH TLV: C 2 MG/M3; 9293

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

LD50 LC50 Mixture:LD50 ORAL RAT IS 365 MG/KG.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE- INHALATION CAN CAUSE BURNS OF
RESPIRATORY SYSTEM, ULCERATION OF MUCOUS MEMBRANES. EYE CONTACT MAY
CAUSE SEVERE BURNS & PERMANENT DAMAGE. SKIN CONTACT MAY CAUSE
SEVERE BURNS. INGESTION MAY CAUSE SEVERE BURNS TO MOUTH, THROAT,
STOMACH& MAY BE FATAL. CHRONIC- LUNG DAMAGE. TARGET ORGANS:EYES,
SKIN, LUNGS, GI TRACT
Effects of Overexposure:SEVERE EYE, SKIN, RESPIRATORY TRACT, MOUTH,
THROAT, ESOPHAGUS AND STOMACH BURNS.
Medical Cond Aggravated by Exposure:NON-IDENTIFIED.

First Aid:GET MEDICAL ATTENTION IMMEDIATELY. EYE/SKIN:IMMEDIATELY FLUSH
WITH WATER FOR AT LEAST 15 MINUTES. HOLD EYELIDS APART.
INHALED:REMOVE TO FRESH AIR & PROVIDE OXYGEN/CPR IF NEEDED. ORAL:DO
NOT INDUCE VOM ITING. IF CONSCIOUS, DRINK LARGE AMOUNTOF WATER
FOLLOWED BY DILUTED VINEGAR, FRUIT JUICE OR WHITE OF EGGS, BEATEN
WITH WATER.

Flash Point:NONE
Extinguishing Media:WATER SPRAY, CARBON DIOXIDE, FOAM OR DRY CHEMICAL
FOR SURROUNDING FIRE. USE WATER SPRAY TO COOL FIRE EXPOSED
CONTAINERS.
Fire Fighting Procedures:WEAR FULL PROTECTIVE CLOTHING AND
NIOSH-APPROVED SELF-CONTAINED BREATHING APPARATUS WITH FULL
FACEPIECE OPERATED IN THE POSITIVE PRESSURE MODE.
Unusual Fire/Explosion Hazard:A VIOLENT EXOTHERMIC REACTION OCCURS WITH
WATER. SUFFICIENT HEAT MAY BE PRODUCED TO IGNITE COMBUSTIBLE
MATERIALS. PRODUCES EXPLOSIVE H2 GAS WITH MOST METAL.

Spill Release Procedures:WEAR SELF-CONTAINED BREATHING APPARATUS AND
FULL PROTECTIVE CLOTHING. WITH CLEAN SHOVEL, CAREFULLY PLACE
MATERIAL INTO CLEAN, DRY CONTAIENR AND COVER; REMOVE FROM AREA.
FLUSH SPILL AREA WITH WATER.
Neutralizing Agent:J. T. BAKER NEUTRACIT (R)-2 OR BUCAIM CAUSTIC
NEUTRALIZERS

Handling and Storage Precautions:STORE IN CORROSION-PROOF AREA. ISOLATE
FROM INCOMPATIBLES. VIOLENT REACTION CAN OCCUR WHEN MIXED WITH
WATER/ACID. NEVER ADD WATER TO PRODUCT.
Other Precautions:DO NOT BREATHE DUSTS. DO NOT GET IN EYES, ON SKIN OR
ON CLOTHING. MATERIAL IS HYGROSCOPIC. STORAGE COLOR CODE: WHITE
STRIPE (STORE SEPARATELY). KEEP OUT OF REACH OF CHILDREN.

Respiratory Protection:RESPIRATORY PROTECTION IS REQUIRED IF AIRBORNE
CONCENTRATION EXCEEDS TLV. UP TO 43 PPM, A HIGH-EFFICIENCY
PARTICULATE RESPIRATOR IS RECOMMENDED. ABOVE THIS, A NIOSH-APPROVED
SELF-CONTAINED BREATHING A PPARATUS IS ADVISED.
Ventilation:USE GENERAL OR LOCAL EXHAUST VENTILATION TO MEET TLV
REQUIREMENTS.
Protective Gloves:NEOPRENE RECOMMENDED
Eye Protection:SAFETY GOGGLES
Other Protective Equipment:IMPERVIOUS PROTECTIVE CLOTHING SHOULD BE
WORN TO PREVENT SKIN CONTACT. EYE WASH & SAFETY EQUIPMENT SHOULD BE
AVAILABLE.
Work Hygienic Practices:DO NOT TAKE INTERNALLY. WASH THOROUGHLY AFTER
HANDLING.
Supplemental Safety and Health

HCC:B1
Boiling Pt:=1320.C, 2408.F
Melt/Freeze Pt:=360.C, 680.F
Spec Gravity:2.04
pH:14 1 M
Evaporation Rate & Reference:NOT RELEVANT
Solubility in Water:APPRECIABLE
Appearance and Odor:WHITE TO LIGHT YELLOW PELLETS, ODORLESS
Percent Volatiles by Volume:0

Stability Indicator/Materials to Avoid:YES
WATER, STRONG ACIDS, ALUMINUM, TIN, ZINC, ORGANIC MATERIALS,
COMBUSTIBLE MATERIALS
Stability Condition to Avoid:HEAT, MOISTURE
Hazardous Decomposition Products:MAY FORM HYDROGEN UPON REACTION WITH
MOST METALS.

Waste Disposal Methods:WASTE DISPOSAL TO BE PERFORMED IN COMPLIANCE
WITH ALL CURRENT LOCAL, STATE AND FEDERAL REGULATIONS. EPA
HAZARDOUS WASTE NUMBER: D002, D003 (CORROSIVE, REACTIVE WASTE).
REPORTABLE QUANTITY IS 1000 LBS.

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.