DETAILED NOTES ON TSP FOR ORGANIC CERTIFICATION SRI LANKA

Apatite is acidulated with HCl towards the stoichiometric level necessary for producing dicalcium phosphate. The reaction product when mixed with ammonium sulphate ample to doubledecompose calcium chloride and dicalcium phosphate yields a nonhygroscopic product containing almost all phosphorus in the water-soluble form.To aid help the investigation