DICALCIUM PHOSPHATE

1.Chemical name: Dicalcium Phosphate Dihydrate
2.M. F. : CaHPO4.2H2O
3.M. W. : 172.09
4.Physical properties: White and monoclinic crystalline powder; Odourless and colorless; Soluble in diluted Hydrochloric Acid, Nitric Acid and Acetic Acid; Slightly soluble in water but insoluble in Ethanol; Relative density 2.32; Stable in air; To lose crystal water at 75 and then turn into Dicalcium Phosphate Anhydrous.
5. Quality standard:(GB1889-92FCC-IVUSP-23)
 
Name of indexes  GB1889-2004 FCC-IV USP-23   
Appearance White powder White powder White powder   
Assay (as CaHPO4.2H2O),%  98.0-103.0 97.5-105.0 97.0-105.0   
Fluoride, ≤%  0.005  0.005 0.005   
Loss on ignition, %  24.5-26.5 24.5-26.5 24.5-26.5   
Heavy metals(as Pb), ≤%  0.001 0.0015 0.0015   
Pb, ≤%  0.0005 0.0002 0.0002   
As, ≤% 0.0002  0.0003 0.0003   
Insolubles in Hydrochloric Acid ≤% 0.05  - 0.02   
Chloride ≤% - - 0.25 

6. Usage: In food processing industry, it is used as leavening agent and modifier, buffer, nutritional supplement, emulsifier, stailizer for dough, cake, pastry and bakery.
7. Packing: It is packed with ployethylene bags as line-r , and a woven bag as the outer layer. The net weight of each bag is 25kg.
8. Storage and transport: It should be stored in a dry, ventilative and clean warehouse; Keep away from moisture, heat and poisonous substances.