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Dicalcium Phosphate

Update: 2013/10/11 View:

Introduction

Chemical Name:

Dicalcium Phosphate Calcium Hydrogen Phosphate Dibasic

Molecular Formula:

CaHPO₄ CaHPO₄·2H₂O

Molecular Weight:

anhydrous: 136.09; Dihydrate: 172.09

CAS:

anhydrous: 7757-93-9; 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,以P b計(jì)≤﹪	0.001	0.0015	0.003
Loss on ignition(850℃)﹪	24.5-26.5	7.0-8.5 (Anhydrous)	7.0-8.5 (Anhydrous)
Loss on ignition(850℃)﹪	24.5-26.5	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