CASR |
: | 118830-14-1 |
Molecular Formula |
: | Na2HPO4.H2O |
Molecular Weight |
: | 159.94 |
Specifications | |
---|---|
Description: | White powder that readily absorbs moisture. |
Solubility: | Freely soluble in water; insoluble in alcohol. |
Identification A (By Chemical test): | A dense precipitate should form. |
Identification B (By Chemical test): | A neutral solution should yield yellow precipitate that soluble in 2N nitric acid and 6 N ammonium hydroxide |
Assay (on dried basis): | 98.0% - 100.5% (Na2HPO4) |
Insoluble Substances: | NMT 20mg (0.4%) |
Chlorides: | NMT 0.06% |
Sulphate (SO4): | NMT 0.2% |
Arsenic (As): | NMT 16ppm |
Loss on drying,130°C: | 10.3% - 12.0% |