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Product Deail
Potassium dihydrogen phosphate
【Another name】Monopotassium phosphate；MKP.
【Description】Colorless crystalline or white crystalline powder, relative density 2.338, melting point 252.6℃, heat to 204℃ dehydration to produce potassium metaphosphate. Soluble in water, aqueous solution is acidic, insoluble in alcohol.
|
Test items |
AR |
CP |
Other |
|
Assay(KH2PO4) /% |
≥99.5 |
≥99.0 |
Custom |
|
pH(50g/L,25℃) |
4.2-4.5 |
4.2-4.5 |
|
|
Clarity of solution /# |
≤2 |
≤4 |
|
|
Water insoluble /% |
≤0.002 |
≤0.005 |
|
|
Loss on drying /% |
≤0.2 |
≤0.3 |
|
| Chloride(Cl) /% |
≤0.001 |
≤0.005 |
|
| Sulfate(SO4) /% |
≤0.003 |
≤0.005 |
|
|
Total nitrogen(N) /% |
≤0.001 |
≤0.002 |
|
| Arsenic(As) /% |
≤0.000 5 |
≤0.002 |
|
| Sodium(Na) /% |
≤0.02 |
≤0.05 |
|
| Iron(Fe) /% |
≤0.001 |
≤0.005 |
|
|
Heavy metals(as Pb) /% |
≤0.001 |
≤0.005 |
【Use】Used as a buffer; Phosphorus and potassium compound fertilizer; Food additives; Cultivate agent; Bacterial culture agent; Seasoning; Raw materials for the preparation of potassium metaphosphate; Enhancer. Raising agent; Fermentation agent.
