DIFCO LABORATORIES -- SPOTTEST TM KOH 10% 3565 (ITEM #:0422865) - POTASSIUM HYDROXIDE SOLUTION 
MATERIAL SAFETY DATA SHEET
NSN: 6550012789858
Manufacturer's CAGE: 04487 
Part No. Indicator: A 
Part Number/Trade Name: SPOTTEST TM KOH 10% 3565 (ITEM #:0422865) 
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                            General Information
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Item Name: POTASSIUM HYDROXIDE SOLUTION 
Company's Name: DIFCO LABORATORIES 
Company's Street: 920 HENRY ST 
Company's P. O. Box: 331058 
Company's City: DETROIT 
Company's State: MI 
Company's Country: US 
Company's Zip Code: 48232-7058 
Company's Emerg Ph #: 313-462-8500 800-521-0851 
Company's Info Ph #: 313-462-8500 / FAX 313-961-1501 
Distributor/Vendor # 1: CURTIN MATHESON SCIENTIFIC INC 
Distributor/Vendor # 1 Cage: 6X755 
Record No. For Safety Entry: 001 
Tot Safety Entries This Stk#: 001 
Status: SE 
Date MSDS Prepared: 27FEB96 
Safety Data Review Date: 06JAN98 
Supply Item Manager: KX 
MSDS Preparer's Name: ELLEN M. BERNARD 
MSDS Serial Number: CFKHZ 
Specification Number: UNKNOWN 
Hazard Characteristic Code: C2 
Unit Of Issue: PG 
Unit Of Issue Container Qty: 50 X 0.75ML 
Type Of Container: DISPENSERS 
Net Unit Weight: 50 X 0.75ML 
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                     Ingredients/Identity Information
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Proprietary: NO 
Ingredient: POTASSIUM HYDROXIDE (CERCLA)
Ingredient Sequence Number: 01 
Percent: 10.00 
NIOSH (RTECS) Number: TT2100000 
CAS Number: 1310-58-3 
OSHA PEL: C 2 MG/M3 
ACGIH TLV: C 2 MG/M3; 9596 
Other Recommended Limit: NONE RECOMMENDED 
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                     Physical/Chemical Characteristics
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Appearance And Odor: COLORLESS, CLEAR LIQUID
Boiling Point: NA 
Melting Point: NA 
Vapor Pressure (MM Hg/70 F): NA 
Vapor Density (Air=1): NA 
Specific Gravity: NA 
Decomposition Temperature: NP 
Evaporation Rate And Ref: NA 
Solubility In Water: COMPLETE 
Percent Volatiles By Volume: NP 
Viscosity: NP 
pH: NP 
Corrosion Rate (IPY): NP 
Autoignition Temperature: NP 
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                      Fire and Explosion Hazard Data
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Flash Point: NA 
Lower Explosive Limit: NA 
Upper Explosive Limit: NA 
Extinguishing Media: CO2, DRY CHEMICAL, ALCOHOL FOAM.
Special Fire Fighting Proc: NOT APPLICABLE
Unusual Fire And Expl Hazrds: NOT APPLICABLE
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                              Reactivity Data
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Stability: YES 
Cond To Avoid (Stability): NOT APPLICABLE
Materials To Avoid: ALUMINUM, ZINC, CARBONS, STRONG ACIDS.
Hazardous Decomp Products: HYDROGEN FREED ON CONTACT W/SOME METALS.
Hazardous Poly Occur: NO 
Conditions To Avoid (Poly): NOT APPLICABLE
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                            Health Hazard Data
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LD50-LC50 Mixture: NONE SPECIFIED BY MANUFACTURER. 
Route Of Entry - Inhalation: NO 
Route Of Entry - Skin: YES 
Route Of Entry - Ingestion: NO 
Health Haz Acute And Chronic: CONTACT W/SKIN & EYES MAY CAUSE BURNS,
EXTREMELY CAUSTIC.
Carcinogenicity - NTP: NO 
Carcinogenicity - IARC: NO 
Carcinogenicity - OSHA: NO 
Explanation Carcinogenicity: PER MSDS:CARCINOGENICITY:NOT APPLICABLE
Signs/Symptoms Of Overexp: CONTACT W/SKIN AND EYES MAY CAUSE BURNS.
EXTREMELY CAUSTIC.
Med Cond Aggravated By Exp: NONE INDICATED.
Emergency/First Aid Proc: IMMED FLUSH SKIN AND EYES W/PLENTY OF WATER FOR
@LEAST 15MINS.CALL PHYSICIAN.
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                   Precautions for Safe Handling and Use
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Steps If Matl Released/Spill: USE RUBBER GLOVES. WIPE UP SPILLS W/DAMP
SPONGE, RINSE IN SINK W/PLENTY OF WAER.
Neutralizing Agent: NONE SPECIFIED BY MANUFACTURER.
Waste Disposal Method: FLUSH DOWN DRAIN W/PLENTY OF WATER.
Precautions-Handling/Storing: WASH THOROUGHLY AFTER HANDLING.
Other Precautions: NONE SPECIFIED BY MANUFACTURER.
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                             Control Measures
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Respiratory Protection: NOT APPLICABLE
Ventilation: NOT APPLICABLE
Protective Gloves: RUBBER GLOVES 
Eye Protection: SAFETY GOGGLES 
Other Protective Equipment: NOT APPLICABLE
Work Hygienic Practices: NONE SPECIFIED BY MANUFACTURER.
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                            Transportation Data
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Trans Data Review Date:   98006 
DOT PSN Code: DWR 
DOT Proper Shipping Name: CORROSIVE LIQUID, BASIC, INORGANIC, N.O.S.
DOT Class: 8 
DOT ID Number: UN3266 
DOT Pack Group: III 
DOT Label: CORROSIVE 
IMO PSN Code: ESQ 
IMO Proper Shipping Name: CORROSIVE LIQUID, BASIC, INORGANIC, N.O.S. o
IMO Regulations Page Number: 8147-1 
IMO UN Number: 3266 
IMO UN Class: 8 
IMO Subsidiary Risk Label: - 
IATA PSN Code: HLJ 
IATA UN ID Number: 3266 
IATA Proper Shipping Name: CORROSIVE LIQUID, BASIC, INORGANIC, N.O.S. *
IATA UN Class: 8 
IATA Label: CORROSIVE 
AFI PSN Code: HKW 
AFI Symbols: * 
AFI Prop. Shipping Name: CORROSIVE LIQUID, N.O.S.
AFI Class: 8 
AFI ID Number: UN1760 
AFI Pack Group: III 
AFI Special Prov: P5 
AFI Basic Pac Ref: A12.3 
N.O.S. Shipping Name: POTASSIUM HYDROXIDE (10%)
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                               Disposal Data
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                                Label Data
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Label Required: YES 
Technical Review Date: 06JAN98 
Label Status: F 
Common Name: SPOTTEST TM KOH 10% 3565 (ITEM #:0422865) 
Chronic Hazard: YES 
Signal Word: CAUTION! 
Acute Health Hazard-Slight: X 
Contact Hazard-Moderate: X 
Fire Hazard-None: X 
Reactivity Hazard-None: X 
Special Hazard Precautions: CONTACT W/SKIN & EYES MAY CAUSE BURNS,
EXTREMELY CAUSTIC. WASH THOROUGHLY AFTER HANDLING. FIRST AID: IMMED FLUSH
SKIN AND EYES W/PLENTY OF WATER FOR @LEAST 15MINS.CALL PHYSICIAN. TARGET
ORGANS:EYE/SKIN. FIRE USE CO2, DRY CHEMCIAL, ALCOHOL, FOAM. SPILL:USE
RUBBER GLOVES. WIPE UP SPILLS W/DAMP SPONGE, RINSE IN SINK W/PLENTY OF
WATER.DISPOSAL:FLUSH DOWN DRAIN W/PLENTY OF WATER.
Protect Eye: Y 
Protect Skin: Y 
Label Name: DIFCO LABORATORIES 
Label Street: 920 HENRY ST 
Label P.O. Box: 331058 
Label City: DETROIT 
Label State: MI 
Label Zip Code: 48232-7058 
Label Country: US 
Label Emergency Number: 313-462-8500 800-521-0851