SPECIFICATION:

Inspection Standard

FCCV/USP31/E951

Components:

Guaranteed Analysis:

Appearance

White or colorless crystal powder

Main contents

≥98%

Phophorus pentoxide P2O5

≥18.3%

Sodium oxide,as Na2O

15.5-19

Sulfate ,as SO4

≤0.5%

Water insoluble

≤0.1

Fluoride, as F

≤0.005%

Heavy Metals, as Pb

≤0.001%

Arsenic, as As

≤0.0003%