... is more than 60,000 tons. 2.content is from 68-70%. 3.CAS:10124-56-8 4.MOQ:5MT 5 ... /20 feet container No.SpecificationsIndustrial GradeFood Grade1Total phosphate, as P2O5%≥68.068.02Inactive phosphate, as P2O5%≤7.57.53Iron, as Fe ... F%≤ 0.0039Water insoluble %≤0.050.06 SHMP Sodium Hexametaphosphate 68% industrial grade