dicalcium phosphate
- ⅠChemical Name: Dicalcium Phosphate, Calcium Phosphate Dibasic Molecular Formula: CaHPO4·2H2O, CaHPO4 ⅡMolecular Weight:172.09 ⅢProperties: White,monoclinic crystalline powder,odourless,tasteless.Soluble in dilute Hydrochloric,Nitric and aceti
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Detail
Ⅰ Chemical Name: Dicalcium Phosphate, Calcium Phosphate Dibasic Molecular Formula: CaHPO4·2H2O, CaHPO4
Ⅱ Molecular Weight:172.09
Ⅲ Properties: White,monoclinic crystalline powder,odourless,tasteless.Soluble in dilute Hydrochloric,Nitric and acetic acid slightly soluble in water,insoluble in ethanol relative density 2.32,steady in air,when heated to 75℃,it may lose crystal water,convert to Anhydrous.
Ⅳ Quality standard: FCC-V, E341(ii)
Ⅴ Application: In food processing industry, it is used as leavening agent, dough modifier, buffering agent, nutritional supplement, emulsifier, stabilizer.Such as leaveing for flour,cake,pastry,bake,double acid type flour color modifier,modifier for fried food.Also used as nutrient additive or modifier for biscuitl,milk powder,cold drink,ice cream powder.
Ⅵ Packing: It is packed with polyethylene bag as liner,and a compound plastic woven bag as the outer layer, The net weight of each bag is 25kg.
Ⅶ Storage and transport: It should be stored in a dry, ventilative and clean warehouse; kept away from moisture and hot. Futhermore, it should be stored separately from poisonous substances.
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TEST ITEM |
FCC-V |
E341(ii) |
|
Description |
White powder |
White crystal or granular, granular powder or powder |
|
Assay(200℃, 3 hours), % |
97.0-105.0 |
98.0-102.0 |
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P2O5 content(Anhydrous basis),% |
-- |
50.0-52.5 |
|
Identification |
-- |
Positive tests for calcium and for phosphate |
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Solubility tests |
-- |
Sparingly soluble in water, Insoluble in ethanol |
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Heavy metals(As Pb), ≤% |
-- |
-- |
|
Fluoride,≤mg/kg |
50 |
50 |
|
Loss on drying, % |
Anhydrous 7.0-8.5 |
-- |
|
Loss on ignition, ≤%
(After ignition at 800℃±25℃for 30 minutes) |
-- |
Anhydrous 8.5 |
|
Dihydrate 26.5 |
||
|
Arsenic,≤mg/kg |
3 |
3 |
|
Lead,≤mg/kg |
2 |
4 |
|
Cadmium, ≤mg/kg |
-- |
1 |
|
Mercury,≤mg/kg |
-- |
1 |