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By certification 
I. Properties
a. Appearance: White crystalline powder.
b. Solubility: soluble in water, insoluble in alcohol, with the solubility of 16.7g/100g water. Its water solution appears weak acid.
C. Molecular formula: Ca (H₂PO₂)₂
d. Molecular weight: 170.06
e. CAS NO.: 7789-79-9
II. Quality Standard
Item |
Specification |
Ca(H₂PO₂)₂ Content |
98% Min. |
Pb2+ Content (%) |
0.001% Max. |
As Content (%) |
0.000% Max. |
Ba2+ Content (%) |
0.005% Max. |
Water Insoluble substance |
0.5% Max. |
Acidity |
Qualified |
Ⅲ. Usage
Used as food additives and nutrients for animal and used in the manufacture of pharmaceutical, as well as applicable as antioxidant and analytic reagent.
Ⅳ. Package
The product in knitted Kraft paper bag lined with PVC bag with the capacity of 25kg, also packed in 50kgs cardboard drum lined with PVC bag.
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