Description

1. Chemical name: Dicalcium Phosphate Dihydrate
2. M. F.: CaHPO4.2H2O
3. M. W.: **2.*9
4. Physical properties: White monoclinic crystal powder; odorless and colorless; it is soluble in diluted Hydrochloric Acid, Nitric Acid and Acetic Acid; slightly soluble in water but insoluble in Ethanol; its relative density is 2.*2; stable in air; it will lose crystal water when heated to *5℃ and then convert to Dicalcium Phosphate Anhydrous.
5. Quality standard:(GB********4、FCC-V、USP**2)
Name of indexes  GB********4 FCC-V USP**2
Appearance White powder White powder White powder
Assay (as CaHPO4.2H2O),%  *8.****3.0 *7.****5.0 *8.****5.0
Fluoride, ≤%  0.**5  0.**5 0.**5
Loss on ignition, %  *4.***6.5 *4.***6.5 *4.***6.5
Heavy metals(as Pb), ≤%  0.**1 - 0.**3
Pb, ≤%  0.***5 0.***2 -
As, ≤% 0.***2  0.***3 0.***3
Insoluble in Hydrochloric Acid ≤% 0.*5  - 0.2
Chloride ≤% - - 0.*5
Sulphate ≤% - - 0.5
Carbonate - - Pass test
Barium - - Pass test
6. Usage: In food industry, it is used as leavening agent, dough conditioner, buffer, nutritional supplement, emulsifier, and stabilizer, e.g. it is used as quality improver for flour, cake, biscuit and bakery.
7. Packing: In *5kg composite plastic woven/paper bag with PE liner.
8. Storage and transport: It should be stored in a dry and ventilative warehouse, kept away from moisture, heat and stored separately from poisonous substances. Handled with care, so as to avoid damage to packing bags.