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Calcium Hydrogen Phosphate basic information

Dicalcium phosphate, a chemical reaction products of phosphoric acid and calcium, white powder; odorless, tasteless and soluble in dilute hydrochloric acid or dilute nitric acid.
Basic information
English / Latin name: DCP
Calcium Hydrogen Phosphate
English name: Calcium Hydrogen Phosphate-of 1072 CaHPO4.2H2O 172.09
This product contains CaHPO4.2H2O should be 98.0% to 105.0%.
Properties: white powder; odorless, tasteless. Slightly soluble in water, insoluble in ethanol; soluble in dilute hydrochloric acid or dilute nitric acid, acetic acid.
Storage and Validity: sealed saved.
Uses: food industry to do the loosening agent. Dough conditioner, buffer, nutritional supplement, emulsifier and stabilizer. For flour, cakes, pastries, baked products such as leavening agents in Mixed bread modifier, fried food conditioner. Is also used in biscuits, powdered milk, cold drinks, ice cream powder for nutritional supplements or quality improver.
Preparation / Specifications: dicalcium phosphate tablets
Category: calcium drugs.
Identification: This product was acidic solution the differential response of calcium and phosphate.
Determination of content
To take this product 0.6g, precision weighed, add the 10ml of diluted hydrochloric acid, dissolved heating, cooling, moved into 100 ml volumetric flask, diluted with water to the mark, shake; the precise amount of 10ml, add water 50ml, precision by adding ethylenediamine tetraacetate sodium titration solution (0.05mol / L) 25ml, heat a few minutes, let cool, add ammonia - ammonium chloride buffer (pH 10.0) 10ml with Eriochrome Black T indicator a little zinc titration solution (0.05mol / L) titration until the solution was purple. Per 1ml of EDTA disodium titrant (0.05 mol / L,) is equivalent to 8.605mg of CaHPO4.2H2O.

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