... high temperature agglomerant, detergent and soil analytical chemical reagent; 2. Food grade: Mainly used as additive agent, pH adjusting agent, fermenting ... 25mt/20 feet container No.SpecificationsIndustrial GradeFood Grade1Total phosphate, as P2O5%≥68.068.02Inactive phosphate, as P2O5%≤7.57.53Iron, as ... 00038Fluoride as F%≤ 0.0039Water insoluble %≤0.050.06 SHMP Sodium Hexametaphosphate 68% food grade