No.

Specifications

Na3PO4

Na3PO4 .12H2O

Industrial

Food

Industrial

Food

1

Main contents% ≥

98.0

98.0

98.0

98.0

2

Phosphorus pentoxide%≥

39.5

39.5

18.3

18.3

3

Sodium oxide, as Na2O

36-40

36-40

15.5-19

15.5-19

4

Sulfate, as SO4 % ≤

0.25

0.5

0.5

5

Heavy metal, as Pb% ≤

0.001

0.001

0.001

6

Arsenic, as As% ≤

0.0003

0.0003

0.0003

7

Fluoride as F% ≤

0.005

0.005

0.005

8

Water insoluble% ≤

0.10

0.10

0.10

0.10