Product ID:CAUSTIC POTASH, PX1495
MSDS Date:03/01/1991
FSC:6810
NIIN:00N045547
MSDS Number: BTPSQ

E M SCIENCE

480 DEMOCRAT RD
GIBBSTOWN, NJ 08027
US

Emergency Phone: 800-424-9300(CHEMTREC)

Info Phone: 609-354-9200

Cage: 0SK29

E M SCIENCE DIV OF E M INDUSTRIES INC

70 GIBBSTOWN, NJ 08027 US

Telephone: 800-222-0342/609-423-6300

Cage: 63612

POTASSIUM HYDROXIDE

CAS: 1310-58-3

RTECS: TT2100000

Fraction By Weight: 100%

OSHA PEL 2 MG/M3, C

ACGIH TLV: 2 MG/M3, C

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

LD50 LC50 Mixture:LD50:(ORAL,RAT)273 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/CHRONIC: EXTREMELY TOXIC AND
CORROSIVE. CAUSES SEVERE BURNS ON CONTACT WITH ANY BODY TISSUE
VAPOR IRRITATING TO EYES AND RESPIRATORY PASSAGES. TESTS ON LAB
ANIMALS INDICATE MATERIAL MAY PRODUCE ADVERSE MUTAGENIC EFTS.
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:DATA NOT AVAILABLE.

First Aid:GET MED ASSIST FOR ALL CASES OF OVEREXP. SKIN: IMMED FLUSH
THORO W/LG AMTS OF WATER. REMOVE CONTAMINATED CLOTHING AND WASH
BEFORE REUSE. EYES: IMMED FLUSH THORO WITH WATER FOR AT LEAST 15
MINUTES. INH AL: REMOVE TO FRESH AIR; GIVE ARTF RESPIF BREATHING
HAS STOPPED. INGEST: DO NOT INDUCE VOMITING; IF CONSCIOUS, GIVE
WATER FREELY AND GET MED ATTN.

Flash Point:NONCOMBUSTIBLE
Extinguishing Media:WATER FOG (DO NOT SPLATTER OR SPLASH THIS
MATERIAL).
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA AND FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:THERMAL DECOMPOSITION PRODUCES HIGHLY
TOXIC FUMES.

Spill Release Procedures:EVAC AREA OF ALL UNNEC PERS. WEAR SUITABLE
PROT EQUIP. ELIM ANY IGNIT SOURCES UNTIL AREA IS DETERMINED TO BE
FREE FROM EXPLO/FIRE HAZS. CNTN REL & ELIM ITS SOURCE, IF THIS CAN
BE DONE W/OUT RISK. TAKE UP & CONTAINERIZE FOR PROPER DISP.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE IN A DRY AREA AWAY FROM ACIDS,
METALS, ORG PEROXIDES & EASILY IGNITABLE MATLS. KEEP CONTR TIGHTLY
CLSD. DO NOT BREATHE DUST/VAP.
Other Precautions:DO NOT GET IN EYES, ON SKIN/ON CLTHG. RETAINED
RESIDUE MAY MAKE EMPTY CONTAINERS HAZARDOUS; USE CAUTION!

Respiratory Protection:IF WORKPLACE EXPOS LIM(S) OF PROD/ANY COMPONENT
IS EXCEEDED, A NIOSH/MSHA APPRVD AIR SUPPLIED RESP IS ADVISED IN
ABSENCE OF PROPER ENVIRON CTL. OSHA REGS ALSO PERMIT OTHER
NIOSH/MSHA RESP (NEGATIVE PR ESS TYPE) UNDER SPECIFIED (SUPP DATA)
Ventilation:MATL MAY BE HNDLD/TRANSFERRED IN AN APPRVD FUME HOOD/W/
EQUIVALENT VENT.
Protective Gloves:NITRILE/EQUIVALENT.
Eye Protection:ANSI APPROVED CHEMICAL WORKER (SUP DATA)
Other Protective Equipment:IMPERVIOUS PROT CLTHNG SHOULD BE WORN TO
PREVENT SKIN CNTCT. ANSI APPRVD EYE WASH & SFTY EQUIP SHOULD BE
READILY AVAIL.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING. DO NOT TAKE
INTERNALLY.
Supplemental Safety and Health
MATLS TO AVOID: ALDEHYDES AND UNSATURATED ORGANICS. RESP PROT: CNDTNS
(SEE YOUR SFTY EQUIP SUPPLIER). ENGINEERING &/ OR ADMINISTRATIVE
CTLS SHOULD BE IMPLEMENTED TO REDUCE EXPOSURE. EYE PROTECTION: GO
GGLES WITH FULL LENGTH FACESHIELD .

HCC:C2
Boiling Pt:B.P. Text:2408F,1320C
Melt/Freeze Pt:M.P/F.P Text:680F,360C
Vapor Pres:1@719C
Spec Gravity:2.044(H2O=1)
Solubility in Water:SOLUBLE
Appearance and Odor:WHITE ODORLESS DELIQUESCENT PELLETS/FLAKES

Stability Indicator/Materials to Avoid:YES
WATER, ACIDS, COMMON METALS & THEIR ALLOYS; ACIDS & THEIR ANHYDRIDES;
EASILY OXIDIZABLE CMPDS; INCL EXPLOS, (SUPP DATA)
Stability Condition to Avoid:MOISTURE.
Hazardous Decomposition Products:IN CONTACT WITH SOME METALS, HYDROGEN
GAS IS GENERATED.

Waste Disposal Methods:COMPLY WITH FEDERAL, STATE, AND LOCAL
REGULATIONS ON REPORTING RELEASES. REFER TO REGULATORY INFORMATION
FOR REPORTABLE QTY AND OTHER REGULATORY DATA. EPA WASTE NUMBER:
D002.

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.