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SX0715 Sodium Phosphate, Dibasic, Heptahydrate

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Replacement Information
Replacement InformationIn North America SX0715-3 is available under new item number: use 106575.1000 to order
In North America SX0715-20 is available under new item number: use 106575.9025 to order

Key Specifications Table

CAS #EC NumberChemical FormulaMolar Mass
7782-85-6231-448-7Na₂HPO₄·7H₂O268.07 g/mol

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      Plastic bottle 500 g
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      Catalogue NumberSX0715
      Alternate Names
      • Disodium Hydrogen Phosphate, Heptahydrate
      • Disodium Hydrogen Phosphate
      Product Information
      CAS number7782-85-6
      EC number231-448-7
      Chemical formulaNa₂HPO₄·7H₂O
      Molar Mass268.07 g/mol
      Quality LevelMQ200
      ApplicationMeets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS
      Key Applications General Chemistry
      Biological Information
      Physicochemical Information
      Melting Point48 °C Elimination of water of crystallisation
      pH value9.0 - 9.3 (50 g/l, H₂O, 25 °C)
      Solubility154 g/l
      Materials Information
      Toxicological Information
      Safety Information according to GHS
      Storage class10 - 13 Other liquids and solids
      WGKWGK 3 highly 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 room temperature.
      Packaging Information
      Transport Information
      Supplemental Information
      Assay (acidimetric)98.0-102.0%
      Chloride (Cl)0.001% max
      Heavy metals (as Pb)0.001% max
      Insoluble matter0.005% max
      Iron (Fe)0.001% max
      Sulfate (SO4)0.005% max
      pH of a 5% solution at 25°C8.7-9.3