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Synonyms: sodium phosphate dibasic anhydrous, Sodium phosphate, disodium hydrogen phosphate anhydrous, disodium phosphate anhydrous, disodium phosphate, sodium phosphate dibasic, sodium hydrogen phosphate, dibasic sodium phosphate, di sodium phosphate, sodium dibasic phosphate.
Molecular formula: Na2HPO4
Molecular weight: 358.0
CAS Number: 7758-79-4
Properties: Disodium Hydrogen Phosphate anhydrous is white powder, easily soluble in water, but insoluble in alcohol, its water solution is slightly alkaline.
Specifications:
| Specification | Industry grade | Food grade |
| main assay %≥ | 98.00 | 98.00 |
| Phosphorus pentoxide %≥ | 49.00 | 49.00 |
| PH value (1% solution ) | 8.3-10.0 | 8.3-10.0 |
| Chloride %≤ | 0.20 | 0.05 |
| Fluoride %≤ | 0.01 | 0.001 |
| Sulfate %≤ | 0.50 | 0.06 |
| Water insoluble matter %≤ | 0.10 | 0.05 |
| Heavy metal (As Pb ) %≤ | 0.003 | 0.001 |
| Alkalinity( as Na2O ) | 21-22 | 21-22 |
Uses: used as water softener, inhibitor, fire retardant, the drug of plating, thee material of welding agent, food grade can be used as additives.
Packing: Plastic bag, net weight 25kg, in dry and cool place.
