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Dicalcium Phosphate Dihydrate |
| Chemical name: |
Dicalcium Phosphate Dihydrate, Dicalcium Phosphate |
| Molecular formula: |
CaHPO4·2H2O |
| Molecular weight : |
172.09 |
| Product picture : |
 |
| 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 2.32; stable in air; it will lose crystal water when heated to 75℃ and then convert to Dicalcium Phosphate Anhydrous. |
| Quality standard: |
(GB1889-2004、FCC-V、USP-31)
Name of indexes |
GB1889-2004 |
FCC-V |
USP-31 |
Appearance |
White powder |
White powder |
White powder |
Assay (as CaHPO4·2H2O),% |
98.0-103.0 |
97.0-105.0 |
98.0-105.0 |
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 |
- |
0.003 |
Pb, ≤% |
0.0005 |
0.0002 |
- |
As, ≤% |
0.0002 |
0.0003 |
0.0003 |
Insoluble in Hydrochloric Acid ≤% |
0.05 |
- |
0.2 |
Chloride ≤% |
- |
- |
0.25 |
Sulphate ≤% |
- |
- |
0.5 |
Barium |
- |
- |
Pass test |
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| 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. |
| Packing: |
In 25kg composite plastic woven/paper bag with PE liner. |
| 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. |
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