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119754 di-Potassium hydrogen phosphate trihydrate

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Key Specifications Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
16788-57-1231-834-5HK₂O₄P * 3 H₂OK₂HO₄P * 3 H₂O228.23 g/mol

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      Glass bottle 250 g
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      Catalogue Number119754
      SynonymsPotassium phosphate dibasic
      Descriptiondi-Potassium hydrogen phosphate trihydrate
      Product Information
      CAS number16788-57-1
      EC number231-834-5
      Hill FormulaHK₂O₄P * 3 H₂O
      Chemical formulaK₂HO₄P * 3 H₂O
      Molar Mass228.23 g/mol
      HS Code2835 24 00
      Quality LevelMQ100
      Applicationdi-Potassium hydrogen phosphate trihydrate buffer substance for chromatography LiChropur®. CAS 16788-57-1, chemical formula K₂HO₄P * 3 H₂O.
      Biological Information
      Physicochemical Information
      Melting Point340 °C (anhydrous substance),decomposes
      pH value9.2 - 9.4 (50 g/l, H₂O, 25 °C)
      Bulk density800 kg/m3
      Materials Information
      Toxicological Information
      Safety Information according to GHS
      Storage class10 - 13 Other liquids and solids
      WGKWGK 1 slightly hazardous to water
      Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).
      Safety Information
      Product Usage Statements
      Storage and Shipping Information
      StorageStore at +2°C to +30°C.
      Packaging Information
      Transport Information
      Supplemental Information
      Assay (acidimetric)≥ 99.0 %
      pH-value (5 %; water)9.2 - 9.4
      Self-absorption (254 nm; 0.2 mol/l; 1 cm; water)≤ 0.01
      Self-absorption (220 nm; 0.2 mol/l; 1 cm; water)≤ 0.03
      Self-absorption (215 nm; 0.2 mol/l; 1 cm; water)≤ 0.11