Sodium Hexametaphosphate

(1)Total phosphate, as P2O5% ≥ :68.0
(2)Inactive phosphate, as P2O5 % ≤ :7.5
(3)Fe % ≤:0.05
(4)Water insoluble % ≤:7.0.06
(5)PH Value of 1% water solution :5.8-7.0