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Calcium Hydrophosphate

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Molecular Formula:CaHPO4

Molecular Weight:136.06

CAS No:7789-77-7

Property:It is the white crystal powder, nontoxic, nonstick, easily soluble in low concentrated hydrochloric acid, nitric acid, acetic acid and citric acid, not soluble in ethanol, thinly soluble in water. The relative density is 2.306 and it will lose crystal water to become anhydrous CaHPO4 as it is heated up to 75℃.

Specification:

Appearance
White powder or granular
Moisture
2% max
Ca
25.55% min
F
0.05% max
As
5.0ppm max
Heavy metal (Pb)
10 ppm max
Cadmium
0.0007%max
Vanadium
0.0003%max
Size
40-100mesh(powder) 96%pass 16-40mesh (granular) 95%pass95%
Content (CaHPO4.2H2O)
98.0-103.0%
Chlorides(Cl-)
0.1% Max
Fluorides (F-)
0.005% Max
Sulfates (SO42-)
0.05% Max
Loss on ignition (800ºC)
24.5-26.5%
Barium salt
Can not be detected
Heavy metal (as Pb)
0.001% Max
Arsenic salt
0.0002% Max
Carbonate (CO32-)
Can not be detected
PH Value
7-8
Insoluble hydrochloric acid
0.05% Max

Packing:

Usage:

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