Specification

Technical grade

Food grade

Appearance

White powder

White powder

Content (base on Na₂HPO₄)     %  

≥98

≥98

P2O5 content                         %

≥49

≥49

pH value (1% aqueous solution)        

8.5-10.0

8.5-10.0

Water insolubles matters         %

≤0.1

≤0.1

Loss on drying                       %

≤2.0

≤2.0

Sulfate (base on SO₄)              %

-

≤0.05

Chloride (base on Cl)              %

-

≤0.014

Fluoride (base on F)                % 

-

≤0.005

Heavy metal (base on Pb)        %

-

≤0.001

Arsenic (base on As)               %

-

≤0.0003