Dicalcium磷酸盐

Dicalcium Phosphate White, powder or granular ; soluble in dilute hydrochloric, nitric and acetic acids, slightly soluble in Dicalcium Phosphate Formula: CaHPO4.2H2O Molecular weight:172.09 Properties: White, monoclinic crystalline powder; soluble in dilute hydrochloric, nitric and acetic acids, slightly soluble in water , insoluble in ethanol, when heated to 75, it may lose crystal water, convert to anhydrous. Specifications: Name of index FCC DENTAL GRADE USP Appearance White powder White powder White powder or granular Content %98.0-105.0 98.5 98.0-105.0 Fluorides %0.005 0.005 0.005 Loss onIgnition %24.5-26.5 24.5-26.5 24.5-26.5 Heavy metals %0.001 0.001 0.001 Pb %0.0001 0.0001 0.0001 As %0.0001 0.0001 0.0001 Acid Insolubles %0.2 0.2 0.2 Fineness %According to theCustomers Demand 99.0 min. (Pass325Mesh) According to theCustomers Demand P2O5 %--- 40.7-42.5 --- CaO %--- 31.4-32.9 --- PH Value(20%) %--- 6.9-8.1 --- Carbonate --- Pass test Pass test Sulphates ≤%--- Pass test 0.5 Chlorides ≤%--- 0.03 0.25 60 D.C. Water loss --- ≤0.6 --- Set test --- Pass test --- Titration value --- 57-61ml --- Absorptive water capacity(ML/20g) --- 4.5-6.5 --- Whitness ≥%--- 95 --- Barium --- --- Pass test Yeast/mold ≤%--- --- 10/g Aerobic plate count ≤%--- --- 10/g Organic volatile impurities --- --- Pass test Uses: In food processing industry, it is used as leavening agent, dough modifior,, buffer, nutritional supplement, emulsifier, stabilizer. Such as leavening for flour, cake, pastry, bake, double acid type flour color modifior, modifior for fried food, also used as nutrient additive or modifior for biscuit, milk powder, cold drink, ice cream powder. In daily chemical industry, it is used as frictional agent for making top quality tooth paste, especially foaming type tooth paste.In pharmaceutical industry it is used to make calcium tablets, tablet medicine additive etc, for curing acalucosis of woven during pregnancy and lactation and for the prevention and control of rickets and dental caries.