Chemical Name: | Dipotassium phosphate |
Molecular Formula: | K2HPO4, K2HPO4· 3H2O |
Molecular Weight: | anhydrous: 174.18; trihydrate: 228.18 |
CAS: | anhydrous: 7758-11-4; trihydrate: 16788-57-1 |
Character: | It’s colorless or white square crystal granule, easily deliquescent, alkaline, insoluble in ethanol. PH value is about 9 in 1% aqueous solution. |
Uses: | In food industry, it is used as buffering agent, chelating agent, yeast food, emulsifying salt, synergistic agent of anti-oxidation. |
Packing: | It is packed with polyethylene bag as inner layer, and a compound paper-plastic woven bag as the outer layer. The net weight of each bag is 25kg. |
Storage & Transportation: | It should be stored in a dry and ventilating warehouse. Be cautious to keep away from moisture and hot; unloaded with care, so as to avoid the damage. Furthermore, it should be stored separately from poisonous substances. |
Quality index: | Name of index | GB 25560-2010 | FCC-V | Appearance | White Or Crystalline Powder | -- | Content (on dried material) ≥% | 98.0 | 98.0 | Water-insoluble ≤% | 0.2 | 0.2 | Arsenic (As) ≤% | 0.0003 | 0.0003 | Fluoride (as F) ≤% | 0.001 | 0.001 | Loss on Drying ≤% | 1.0 | 1 | Pb ≤% | 0.0002 | 0.0002 | Heavy Metals (as Pb) ≤% | 0.001 | -- | P2O5 ≥﹪ | 51.17 | -- | K2O ≥﹪ | 33.87 | -- | PH Value | 4.2-4.7 | -- |
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