Feed grade Calcium Hydrogen Phosphate 1,Phosphate:18.0% 2,Calcium:25.5% 3, ... --40,40-100Mesh Feed Grade high purity Calcium Hydrogen Phosphate 18% Granular Feedgrade Calcium Hydrogen Phosphate1,Phosphate:18.0%2,Calcium:25 ... -1.00Fluorion Stability Experiment,pass Feed Grade high purity Calcium Hydrogen Phosphate 18% Granular