Specification

(1).Appearance: white powder or granular
(2).Total Phosphate(P₂O₅): ≥68.0%
(3) Non-active phosphate(P₂O₅): ≤7.5%
(4).Substances not dissolved in water: ≤0.06%
(5).FE: ≤ 0.05%
(6).PH Value: 5.8-6.5
(7).As: ≤0.0003%
(8).Pb: 0.001%
(9).Fluorides: ≤0.003%