... Calcium:25.5% 3,Moisture:2.0% 4,Size:16--40,40-100Mesh Feed Grade high purity Calcium ... Hydrogen Phosphate 18% Granular Feedgrade Calcium Hydrogen Phosphate1,Phosphate:18.0%2,Calcium:25. ... away from moisture, heat and poisonous substances. Calcium Oxide CaOContent,%31.4-32.9Whiteness≥95Fineness ( ... Experiment,pass Feed Grade high purity Calcium Hydrogen Phosphate 18% Granular