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Product Deail
Dipotassium hydrogen phosphate trihydrate
【Another name】Dibasic potassium phosphate; Dibasic potassium phosphate; Dipotassium phosphate; Dipotassium phosphate trihydrate.
【Description】Colorless crystal or white particles, deliquescent, relative density 2.338, after burning into potassium pyrophosphate. Soluble in water, aqueous solution is weakly alkaline, slightly soluble in alcohol.
|
Test items |
AR |
CP |
Other |
|
Assay(HK2O4P•3H2O) /% |
≥99.0 |
≥97.0 |
Custom |
|
pH(50g/L,25℃) |
8.9-9.4 |
8.9-9.4 |
|
|
Clarity of solution |
Passes test | Passes test | |
|
Water insoluble /% |
≤0.01 |
≤0.03 |
|
| Chloride(Cl) /% |
≤0.002 |
≤0.005 |
|
| Sulfate(SO4) /% |
≤0.01 |
≤0.03 |
|
| Nitrate(NO3) /% |
≤0.001 |
≤0.003 |
|
|
Sodium(Na) /% |
≤0.05 |
≤0.10 |
|
| Magnesium(Mg) /% |
≤0.001 |
≤0.001 |
|
| Iron(Fe) /% |
≤0.001 |
≤0.003 |
|
|
Arsenic(As) /% |
≤0.000 1 |
≤0.000 3 |
|
|
Heavy metals(as Pb) /% |
≤0.001 |
≤0.003 |
【Use】Used as an analytical reagent; Cultivate agent; Raw materials for making potassium pyrophosphate; Pharmaceutical excipients; Food additives; Water treatment agent; Feed additives.
