Product name ; Potassium Citrate monohydrate, Tripotassium Citrate Chemicals formula : K3C6H5O7-H2O CAS No. : 6100-05-6 Colour & Physical Form ; White Crystalline Powder Assay : 99% - 101 % Molecular Wt. : 324.41 pH (Standard Solution) ; 7.5 - 9.0 Heavy metals ; Max 10 PPM. Sodium : Not more than 0.3% Chloride ; Not more than 100 PPM Oxalate ; Not more than 300 PPM Sulphate : Not more than 150 PPM Water ; 4% - 7%