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Calcium phosphates
 
Dicalcium Phosphate
 

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Chemical Name:

Dicalcium Phosphate     Calcium Hydrogen Phosphate Dibasic

Molecular Formula:

CaHPO4      CaHPO4·2H2O

Molecular Weight:

anhydrous: 136.09;        Dihydrate: 172.09

CAS:

anhydrous7757-93-9;     Dihydrate: 7789-77-7

Character:

It is white monoclinic crystalline powder, odorless; soluble in dilute hydrochloric acid, nitric acid and acetum, slightly soluble in water; insoluble in ethanol. Stabilizing in air. Relative density is 2.32.

Uses:

In food industry, it is used as leavening agent, dough modifier, buffering agent, nutritional supplement, emulsifier, stabilizing agent.

Packing:

 It is packed with polyethylene bag as inner layer, and a compound paper-plastic woven bag as the outer layer. The net weight of each bag is 25kg.

Storage & Transportation:

It should be stored in a dry and ventilating warehouse; be cautious to keep away from moisture and hot.

Quality index:

Quality index

GB1889-2004

FCC V

USP-34

Appearance

White Powder

White Powder

White Powder

Assay (CaHPO4·2H2O) 

98.0-103.0

97.0-105.0

98.0-105.0

As≤

0.0002

0.0003

0.003

Pb (GT-18-3) ≤

0.0005

0.0002


Fluoride (as F) ≤

0.005

0.005

0.005

Heavy Metal,P b

0.001

0.0015

0.003

Loss on ignition(850)

24.5-26.5

7.0-8.5 (Anhydrous)

7.0-8.5 (Anhydrous)

24.5-26.5(Dihydrate)

24.5-26.5(Dihydrate)

Insoluble matter in HCl≤

0.05

--

0.2

Chloride

--

--

0.25

Sulphate

--

--

0.5

Barium

--

--

Pass test

Particle

According to customer


     
 
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