Chemical Name: Di calcium Phosphate
Formula: CaHPO4H2O
Molecular Weight: 172.09
Specificity: White, monoclinic crystalline powder; Odourless;
Tasteless, relative density: 2.32; Slightly soluble in water, soluble in dilute Hydrochloric, Nitric and Acetic acid. Steady in air, when heated to 120? , it loses crystal water.
Quality standard:
USES: In food industry, it is used as leavening agent, such as leavening and modifier for flour, cake, pastry, bake. In medicine industry, it is used to make calcium tablet, tablet medicine additive for the people body of Calcium and Phosphorus.
Packing: It is packed with polyethylene bag as inner, and a composite paper bag as the outer layer. The net weight of each bag is 25kg.
Storage and Transport: It should be stored in a dry, ventilative and clean warehouse, kept away from moisture and hot, furthermore, it shoud
Be stored separately from poisonous. Its expirydate is two year.
|
Name of index |
GB1889-2004 |
FCC-IV |
|
Appearance |
White powder |
White powder |
|
Content(As CaHPO4? H2O),% |
98.0~103.0 |
97.0~105.0 |
|
Loss on ignition,% |
2 4.5~26.5 |
2 4.5~26.5 |
|
Heavy metal(As Pb),% |
=0.001 |
=0.0015 |
| Pb, % | =0.0005 | =0.0002 |
|
Arsenic (As),% |
=0.0002 |
=0.0003 |
|
Fluorides(As F),% |
=0.005 |
=0.005 |
|
Acid-insoluble Substances,% |
=0.05 |
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