Disodium hydrogen phosphate dodecahydrate ≥99.0%, AnalaR NORMAPUR® analytical reagent

Supplier: VWR Chemicals

28028.367EA 208 EUR
28028.367 28028.298 28028.260
Disodium hydrogen phosphate dodecahydrate ≥99.0%, AnalaR NORMAPUR® analytical reagent
Disodium hydrogen phosphate dodecahydrate
Formula: Na₂HPO₄·12H₂O
MW: 358,14 g/mol
Melting Pt: 35 °C
Density: 1,52 g/cm³ (20 °C)
MDL Number: MFCD00149181
CAS Number: 10039-32-4
Merck Index: 13,08733

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Specification Test Results

Assay (calculated on anhydrous) Min. 99.0 %
pH (20°C; 5 %) 9.0 - 9.4
Heavy metals (as Pb) Max. 5 ppm
Insolubility in water Max. 0.2 %
Loss on drying (120°C) 50.0 - 60.5 %
Total N (Nitrogen) Max. 10 ppm
Cl (Chloride) Max. 5 ppm
SO4 (Sulphate) Max. 50 ppm
As (Arsenic) Max. 0.5 ppm
Cu (Copper) Max. 2 ppm
Fe (Iron) Max. 5 ppm
K (Potassium) Max. 100 ppm
Pb (Lead) Max. 5 ppm
Zn (Zinc) Max. 1 ppm

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