Disodium hydrogen phosphate dodecahydrate 98.5-102.5% Ph. Eur.
Supplier: VWR Chemicals
Synonyms:
sec-Sodium phosphate, Sodium hydrogen phosphate dodecahydrate, Disodium phosphate, Dibasic sodium phosphate dodecahydrate, Sodium phosphate dibasic dodecahydrate, di-Sodium hydrogen phosphate dodecahydrate, Sodium monohydrogen phosphate dodecahydrate, di-Sodium hydrogen orthophosphate dodecahydrate
VWRC28035.293EA
41.7
SGD
VWRC28035.293
VWRC28035.362
VWRC28035.460
Disodium hydrogen phosphate dodecahydrate 98.5-102.5% Ph. Eur.
di-Sodium hydrogen phosphate dodecahydrate
Formula:
Na₂HPO₄·12H₂O MW: 358,14 g/mol Melting Pt: 35 °C Density: 1,52 g/cm³ (20 °C) Storage Temperature: Ambient |
MDL Number:
MFCD00149181 CAS Number: 10039-32-4 EINECS: 231-448-7 Merck Index: 13,08733 |
Specification Test Results
Assay | 98.5 - 102.5 % |
Appearance | Conforms (see CoA/CoS) |
Identification A | Passes test |
Identification (PO4) | Passes test |
Identification (Na) | Passes test |
Appearance of solution | Passes test |
Reducing substances | Passes test |
Monosodium phosphate | ≤ 2.5 % |
Cl (Chloride) | ≤ 200 ppm |
SO4 (Sulphate) | ≤ 500 ppm |
Fe (Iron) | ≤ 20 ppm |
Heavy metals (as Pb) | ≤ 10 ppm |
Loss on drying (130°C; 4 h) | 57.0 - 61.0 % |
Residual solvents | Unlikely by manuf.process |
As (Arsenic) | ≤ 2 ppm |
Cd (Cadmium) | ≤ 1 ppm |
Co (Cobalt) | ≤ 1 ppm |
Hg (Mercury) | ≤ 2 ppm |
Ni (Nickel) | ≤ 1 ppm |
Pb (Lead) | ≤ 2 ppm |
V (Vanadium) | ≤ 4 ppm |
Conforms to Ph.Eur. | Passes test |
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