Apatite is acidulated with HCl for the stoichiometric degree required for making dicalcium phosphate. The reaction product when mixed with ammonium sulphate sufficient to doubledecompose calcium chloride and dicalcium phosphate yields a nonhygroscopic product made up of Nearly all phosphorus in the drinking water-soluble form. For our secondary exploration questions https://guyq999rkc1.wannawiki.com/user