Synonyms: Dipotassium hydrogen phosphate; Potassium phosphate dibasic; dibasic potassium phosphate; di potassium phosphate.
Molecular formula: K2HPO4
Molecular weight: 174.17
CAS Number: 7758-11-4
Properties: Dipotassium Phospate easily soluble in water, slightly soluble in alcohol. Strong absorption of moisture. When anhydrous product heated to 204℃.It will be dehydrated into tetra potassium pyrophosphate.
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.