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104965 Potassium cyanide

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Key Specifications Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
151-50-8 205-792-3 CKN KCN 65.12 g/mol

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      Catalogue Number104965
      SynonymsCyanogen potassium
      Product Information
      CAS number151-50-8
      EC index number006-007-00-5
      EC number205-792-3
      Hill FormulaCKN
      Chemical formulaKCN
      Molar Mass65.12 g/mol
      HS Code2837 19 00
      Structure formula ImageStructure formula Image
      Quality LevelMQ200
      Biological Information
      Physicochemical Information
      Boiling point1625 °C (1013 hPa)
      Density1.55 g/cm3 (20 °C)
      Melting Point634 °C
      pH value11 - 12 (20 g/l, H₂O, 20 °C)
      Bulk density750 kg/m3
      Solubility716 g/l
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat 7.49 mg/kg
      LD 50 dermalLD50 Rabbit 14.29 mg/kg
      Safety Information according to GHS
      Hazard Pictogram(s) Hazard Pictogram(s)
      Hazard Pictogram(s)
      Hazard Pictogram(s)
      Hazard Statement(s)H300 + H310 + H330: Fatal if swallowed, in contact with skin or if inhaled.
      H372: Causes damage to organs through prolonged or repeated exposure.
      H410: Very toxic to aquatic life with long lasting effects.
      EUH032: Contact with acids liberates very toxic gas.
      Precautionary Statement(s)P273: Avoid release to the environment.
      P280: Wear protective gloves/ protective clothing.
      P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
      P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
      P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
      Signal WordDanger
      Storage class6.1B Non-combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
      WGKWGK 3 highly hazardous to water
      Sulfides and sulfites as well as other reducing substances, inorganic cyanides and isonitriles: Stir into sodium hypochlorite solution (Cat. No. 105614) and, if necessary, leave to react for several days. Caution: some substances may show a violent reaction! Draw off any toxic or flammable gases that may be formed. Excess oxidant should be neutralized with sodium thiosulfate (Cat. No. 106513). Container D or E.
      Safety Information
      Hazard Symbols Hazard SymbolsDangerous for the environment
      Hazard SymbolsVery toxic
      Categories of dangervery toxic, dangerous for the environment
      R PhraseR 26/27/28-32-50/53
      Very toxic by inhalation, in contact with skin and if swallowed.Contact with acids liberates very toxic gas.Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
      S PhraseS 7-28-29-45-60-61
      Keep container tightly closed.After contact with skin, wash immediately with plenty of soap and water.Do not empty into drains.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).This material and its container must be disposed of as hazardous waste.Avoid release to the environment. Refer to special instructions/ Safety data sheets.
      Product Usage Statements
      Storage and Shipping Information
      StorageStore at +15°C to +25°C.
      Packaging Information
      Transport Information
      Declaration (railroad and road) ADR, RIDUN 1680 , 6.1, I
      Declaration (transport by air) IATA-DGRUN 1680 , 6.1, I
      Declaration (transport by sea) IMDG-CodeUN 1680 , 6.1, I, Marine Pollutant: P, Segregation Group: 6 (Cyanides)
      Supplemental Information
      Assay (argentometric)≥ 96 %
      Sulphide (S)≤ 0.001 %
      Na (Sodium)≤ 1 %