Apatite is acidulated with HCl for the stoichiometric amount essential for producing dicalcium phosphate. The reaction product when mixed with ammonium sulphate sufficient to doubledecompose calcium chloride and dicalcium phosphate yields a nonhygroscopic product containing Practically all phosphorus in the water-soluble form. U.S. Ambassador to Sri Lanka, H.E. Julie Chung https://benefitsoftspinsrilanka46790.designi1.com/56623147/fascination-about-tsp-import-sri-lanka