105002 Potassium hydroxide hydrate

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Key Specifications Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
26288-25-5 246-324-8 HKO * H₂O KOH * H₂O 74.13 g/mol

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      Plastic bottle 500 g
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      Catalogue Number105002
      Synonymscaustic potash monohydrate
      Product Information
      CAS number26288-25-5
      EC index number019-002-00-8
      EC number246-324-8
      Hill FormulaHKO * H₂O
      Chemical formulaKOH * H₂O
      Molar Mass74.13 g/mol
      HS Code2815 20 00
      Quality LevelMQ100
      ApplicationPotassium hydroxide hydrate 99.995 Suprapur®. CAS No. 26288-25-5, EC Number 246-324-8.
      Biological Information
      Physicochemical Information
      Boiling point1320 °C (1013 hPa)
      Melting Point143 °C
      pH value>13.5 (50 g/l, H₂O, 20 °C)
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat 333 mg/kg
      Safety Information according to GHS
      Hazard Pictogram(s) Hazard Pictogram(s)
      Hazard Pictogram(s)
      Hazard Statement(s)H290: May be corrosive to metals.
      H302: Harmful if swallowed.
      H314: Causes severe skin burns and eye damage.
      Precautionary Statement(s)P280: Wear protective gloves/ protective clothing/ eye protection/ face protection.
      P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
      P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
      P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
      Signal WordDanger
      Storage class8B Non-combustible, corrosive hazardous materials
      WGKWGK 1 slightly hazardous to water
      Bases and alcoholates should be diluted if necessary by carefully stirring them into water and then neutralized (protective gloves, fume cupboard!) with hydrochloric acid (Cat. No. 100312). Before placing in container D, check the pH with pH universal indicator strips (Cat. No. 109535).
      Safety Information
      Hazard Symbols Hazard SymbolsCorrosive
      Categories of dangerharmful, corrosive
      R PhraseR 22-35
      Harmful if swallowed.Causes severe burns.
      S PhraseS 26-36/37/39-45
      In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
      Product Usage Statements
      Storage and Shipping Information
      StorageStore at +15°C to +25°C.
      Packaging Information
      Transport Information
      Declaration (railroad and road) ADR, RIDUN 1813 , 8, II
      Declaration (transport by air) IATA-DGRUN 1813 , 8, II
      Declaration (transport by sea) IMDG-CodeUN 1813 , 8, II, Segregation Group: 18 (Alkalis)
      Supplemental Information
      Purity (metallic)≥ 99.995 %
      Assay of KOH‧1H₂O≥ 85 %
      Assay of potassium carbonate≤ 1.0 %
      Chloride (Cl)≤ 1.0 ppm
      Phosphate (PO₄)≤ 0.05 ppm
      Silicate (as SiO₂)≤ 5 ppm
      Sulfate (SO₄)≤ 5 ppm
      Al (Aluminium)≤ 0.05 ppm
      As (Arsenic)≤ 0.1 ppm
      Ba (Barium)≤ 10.0 ppm
      Ca (Calcium)≤ 0.5 ppm
      Cd (Cadmium)≤ 0.01 ppm
      Ce (Cerium)≤ 0.01 ppm
      Co (Cobalt)≤ 0.010 ppm
      Cr (Chromium)≤ 0.010 ppm
      Cu (Copper)≤ 0.010 ppm
      Eu (Europium)≤ 0.010 ppm
      Fe (Iron)≤ 0.05 ppm
      Hg (Mercury)≤ 0.01 ppm
      La (Lanthanum)≤ 0.010 ppm
      Li (Lithium)≤ 0.5 ppm
      Mg (Magnesium)≤ 0.10 ppm
      Mn (Manganese)≤ 0.050 ppm
      Na (Sodium)≤ 5 ppm
      Ni (Nickel)≤ 0.010 ppm
      Pb (Lead)≤ 0.010 ppm
      Sc (Scandium)≤ 0.010 ppm
      Sm (Samarium)≤ 0.010 ppm
      Sr (Strontium)≤ 0.50 ppm
      Tl (Thallium)≤ 0.01 ppm
      Y (Yttrium)≤ 0.010 ppm
      Yb (Ytterbium)≤ 0.010 ppm
      Zn (Zinc)≤ 0.050 ppm


      Potassium hydroxide hydrate SDS


      Safety Data Sheet (SDS) 

      Potassium hydroxide hydrate Certificates of Analysis

      Product Number PackagingSpecificationLot Number
      1050020500 Plastic bottlePDF Specification Document

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