SODIUM PHOSPHATE DIBASIC DODECAHYDRATE Extra Pure
Article No. | Grade | Purity | CAS No. | Molecular Formula | Molecular Weight | H.S. Code | Shelf Life |
---|---|---|---|---|---|---|---|
SC1635 | Extra Pure | 98.50% | 10039-32-4 | Na2HPO4.12H2O | 358.14 | 2835.2990 | 60 Months |
Packings
500 g,25 Kg,50 Kg |
Physical Properties
Physical state at 20 °C | Solid |
Colour | Colorless crystals |
Odour | Odorless |
pH value | 8.4 - 9.6 at 36 g/l at 25 °C |
Melting point/ Freezing point [°C] | 34°C |
Density [g/cm3] | 1.5 |
Solubility in water [% weight] | 35.8 g/l at 20 °C |
Specifications
Appearance | Colourless crystals |
Assay (acidimetric) | 98.5 - 100.5% |
pH (5% solution in water) | 9.0 - 9.3 |
Chloride (Cl) | Max. 0.01% |
Sulphate (SO4) | Max. 0.01% |
Sodium dihydrogen phosphate (NaH2PO4) | Max. 1.0% |
Heavy metal (as Pb) | Max. 0.001% |
Iron (Fe) | Max. 0.001% |
Arsenic (As) | Max. 0.0001% |
Substance reducing KMnO4 (as O) | Max. 0.02% |
Loss on drying (at 130°C) | 57 - 61% |
Water (by KF) | 57 - 61% |
Safety Information and Hazard Symbols
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