THE TSP FOR ORGANIC CERTIFICATION SRI LANKA DIARIES

Apatite is acidulated with HCl for the stoichiometric amount needed for building dicalcium phosphate. The reaction product when mixed with ammonium sulphate sufficient to doubledecompose calcium chloride and dicalcium phosphate yields a nonhygroscopic product that contains Nearly all phosphorus in the water-soluble form.This Campbell systematic eva