Sodium Hexametaphosphate 68%min is one of our strong items,if ... let us know at your any free time! Sodium Hexametaphosphate 68%minProperties: White powder, density is 2.484 (20), ... treatment.Technical SpecificationsNo.SpecificationsIndustrial GradeFood Grade1Total phosphate, as P2O5%≥68.068.02Inactive phosphate, as P2O5%≤7.57.53Iron, as ... at a well ventilated, dry place. Sodium Hexametaphosphate 68%min