Product ID:CAUSTIC POTASH LIQUID T1571
MSDS Date:07/21/1987
FSC:6140
NIIN:00-405-6225
MSDS Number: BJKNL

VAN WATERS & ROGERS INC

1600 NORTON BLDG
SEATTLE, WA 98104-1564
US

Emergency Phone: 800-424-9300

Info Phone: 206-447-5911

Cage: DO735

VAN WATERS AND ROGERS INC SUB OF UNIVAR CORP

SEATLE, WA 98104-1564 US

Telephone: 509-545-8401, CHEMTREC 800-424-9300

Cage: 0HVJ3

POTASSIUM HYDROXIDE (SARA III)

CAS: 1310-58-3

RTECS: TT2100000

Fraction By Weight: 45-50%

OSHA PEL C, 2 MG/M3

ACGIH TLV: C 2 MG/M3; 9192

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

WATER

Fraction By Weight: BALANCE

LD50 LC50 Mixture:ORL(RAT)LD50=205MG/KG;DRML(RBT)LD50>1260
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:VAP,MIST & LIQ ARE EXTREMELY CORR TO
NOSE,THROAT,MUCOUS MEMBRANES,MOUTH,EYES & SKIN.BRONCH,PULM EDEMA &
CHEM PNEUM MAY OCCUR. INHAL OF DUST, VAP/MIST MAY CAUSE VARYING
DEGREES OF DMG AFFECTED TISS & I NCR SUSCEP TO RESP ILLNESS.BRTH
HIGH CONC MAY RSLT IN DEATH.LIQ/MIST CTC MAY DMG EYES/BLNDNESS,
BURN SKIN.SEE SIGN/SYMP.
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:INHAL: IRRIT, COUGH, CHEST PAIN, DIFF BRTHNG.
EYE: SEVERE IRRIT. PROLONGED CONTACT MAY DESTROY OR BURN SURROUND
TISS. INGEST: CORR TO MOUTH & THROAT, SEVERE ABDOM PAIN, NAUS,
VOMIT, COLLAPSE, DEATH PO SS.
Medical Cond Aggravated by Exposure:NONE REPORTED

First Aid:INHAL: REMOVE TO FRESH AIR, ART RESP IF NEC, GET MD. EYE:
IMMED FLUSH W/ WATER 30 MIN, LIFTING EYELIDS OCCASNLY, GET MD.
SKIN: IMMED FLUSH W/ WATER 30 MIN, REMOVE CONTAM CLOTH & SHOES,
WASH BEFORE REU SE, GET MD. INGEST: DO NOT INDUCE VOMIT, IF
CONSCIOUS, GIVE LOTS OF WATER OR MILK, GET MD. DO NOT GIVE ANYTHING
BY MOUTH TO UNCONSCIOUS PERSON.

Flash Point:NONE
Extinguishing Media:USE WATER SPRAY, DRY CHEMICAL OR CARBON DIOXIDE
Fire Fighting Procedures:FIRE FIGHTERS SHOULD WEAR SCBA AND FULL
PROTECTIVE CLOTHING. USE WATER SPRAY TO COOL NEARBY CONTAINERS AND
STRUCTURES EXPOSED TO FIRE.
Unusual Fire/Explosion Hazard:EXTINGUISH ALL NEARBY SOURCES OF IGNITION
SINCE FLAMMABLE HYDROGEN GAS WILL BE LIBERATED FROM CONTACT WITH
SOME METALS.

Spill Release Procedures:WEAR ALKALI-RESISTANT SLICKER SUIT & COMPL
PRCTIVE EQUIP (RUB GLOVES, RUB BOOTS, SCBA IN PRESS DEMAND MODE OR
SUPP-AIR RESP). IF SPILL SM, FULL FACEPIECE AIR-PURIFYING CARTRIDGE
RESP W/HIGH EFFICIENCY PARTICULATE FILTER MAY BE SATIS. SEE SUPP
DATA.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE IN COOL, DRY, WELL-VENTILATED
PLACE AWAY FROM INCOMPATIBLE MATLS. KEEP TIGHTLY CLOSED WHEN NOT IN
USE. DO NOT USE PRESS TO EMPTY CONTR.
Other Precautions:DO NOT CUT,GRIND,WELD,DRILL NEAR CONTR. CONTRS RETAIN
PROD RESIDUE/VAP. OBEY WARNINGS; HNDL EMPTY CONTRS AS FULL. WHEN
MIXING CAUSTIC POTASH W/WATER ALWAYS ADD CAUSTIC SLOWLY TO WATER &
STIR CONTINUOU SLY. NEVER ADD WATER TO CAUSTIC POTASH.

Respiratory Protection:NIOSH-APPROVED RESP APPROPRIATE FOR THE VAPOR OR
MIST CONC AT POINT OF USE. APPROPRIATE RESP MAY BE FULL FACEPIECE
OR HALF MASK AIR-PURIFYING CARTRIDGE RESP W/ PARTICULATE FILTERS,
SCBA IN PRESSURE DE MAND MODE, OR SUPPLIED-AIR RESPIRATOR.
Ventilation:LOCAL MECHANICAL EXHAUST VENT CAPABLE OF MAINTAINING
EMISSIONS AT THE POINT OF USE BELOW THE TLV.
Protective Gloves:RUBBER GLOVES WITH GAUNTLETS
Eye Protection:CHEM GOGGLES AND FULL FACESHIELD
Other Protective Equipment:EYEWASH AND SAFETY SHOWER, ALKALI-RESISTANT
SLICKER SUIT W/ RUBBER APRON, RUBBER BOOTS WITH PANTS OUTSIDE.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING. DO NOT GET IN
EYES, ON SKIN, OR ON CLOTHING.
Supplemental Safety and Health
SPILL/LEAK(CON'T):ALWAYS WEAR EYE PROT.EXTING ALL IGNIT SOURCES. SM
SPILL:MOP/WIPE UP/DISPOSE OF IN DOT-APPRVD WASTE CONTR. LG
SPILLS:CONTAIN BY DIKING W/SOIL OR NON-COMBUST ABSORB MATL & PUMP
INTO DO T-APPRVD WASTE CONTR; ABSORB W/NON-COMBUST ABSORB MATL &
PLACE RESIDUE IN DOT-APPRVD WASTE CONTR. KEEP OUT OF SEWERS ETC

Boiling Pt:B.P. Text:270F,132C
Melt/Freeze Pt:M.P/F.P Text:-20F,-29C
Vapor Pres:2 MMHG/20C
Spec Gravity:1.45
Evaporation Rate & Reference:<1 (BUTYL ACETATE=1)
Solubility in Water:100%
Appearance and Odor:COLORLESS, VISCOUS LIQUID

Stability Indicator/Materials to Avoid:YES
ACIDS, COMBUST MATLS & METALS SUCH AS AL, TIN, GALVANIZED ZN, BRASS &
BRONZE. AVOID MANY ORG CMPDS & TRICHLOROETHYLENE.
Stability Condition to Avoid:NONE
Hazardous Decomposition Products:FLAM H GAS WILL BE LIBERATED ON
CONTACT WITH AL. FLAM DICHLOROACETYLENE MAY FORM FROM CONTACT WITH
TRICHLOROETHYLENE.

Waste Disposal Methods:DISPOSE OF CONTAMINATED PROD & MATERIALS USED IN
CLEANING UP SPILLS OR LEAKS IN A MANNER APPROVED FOR THIS MATERIAL.
CONSULT APPROPRIATE FED, STATE & LOCAL REGULATORY AGENCIES TO
ASCERTAIN PROPER DISP OSAL PROCEDURES. EMPTY CONTRS ARE SUBJECT AS
WELL.

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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.