Specifications of Phosphoric Acid Food Grade

No.

Items of Analysis

Unit

National Standard GB3149-2004

1

 Color

Apha

≤20

2

(H₃PO₄)

%

≥75.0 / 81.0 / 85.0

3

Arsenic(As)

%

≤0.00005

4

Heavy metal(Pb)

%

≤0.0005

5

Fluorine(F)

%

≤0.0010

6

Oxide(H₃PO₃)

%

≤0.0120