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              Dipotassium Phosphate

              Product Image
              Product Name Dipotassium Phosphate
              Molecular formula K2HPO4,K2HPO4· 3H2O
              Molecular weight anhydrous: 174.18; trihydrate: 228.18
              CAS NO. anhydrous: 7758-11-4; trihydrate: 16788-57-1
              Performance It’s colorless or white square crystal granule, easily deliquescent, alkaline, insoluble in ethanol. PH value is about 9 in 1% aqueous solution.
              Use In food industry, it is used as buffering agent, chelating agent, yeast food, emulsifying salt, synergistic agent of anti-oxidation.
              Package It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg.
              Storage and transport: It should be stored in a dry, ventilative and clean warehouse; kept away from moisture and heat and stored separately from poisonous substances. Handled with care, so as to avoid damage to packing bags.

               

              Quality Index GB 25561-2010 FCC-1997
              Assay (dry)≥% 98 98
              As ≤% 0.0003 0.0003
              P2O5Assay≥% 39.94(Anhydrous) 39.94(Anhydrous)
              30.52(Trihydrate) 30.52(Trihydrate)
              K2O Assay≥% 52.94(Anhydrous) 52.94(Anhydrous)
              40.4(Trihydrate) 40.4(Trihydrate)
              Fluoride(F)≤% 0.001 0.001
              Heavy Metal(Pb)≤% 0.001 0.0015
              Water insoluble matter≤% 0.2 0.2
              Pb≤% 0.0002 0.0002
              Loss on Dry≤% 2.0 (Anhydrous) 2.0 (Anhydrous)
              20.0-30.0 (Trihydrate) 20.0-30.0 (Trihydrate)
              pH value 9.0±0.4 ---

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