... 0% 4,Size:16--40,40-100Mesh Feed Grade high purity Calcium Hydrogen Phosphate 18% Granular Feedgrade Calcium Hydrogen Phosphate1, ... Content, mLH2O/20g5.0-6.5Arsenic (As) Content, ≤%0.0003Fluoride (by C1) Content, ≤ %0.03Burning Loss, %25.0-26.5Heavy ... 8.1Stability,passCarbonate,passContent Insoluble in Hydrochloric Acid, ≤ %0.2Sulfate (by SO4-2) Content, ≤%0.5Drying Loss, ≤%0.6Apparent Density, ...