potassium magnesium sulphate,organic plant food *K2O:24% , Mg:6%, *S:17% , Cl: ... .8% PH:7.0~9.0 *whate soluble potassium magnesium sulphate,organic plant food Specification: Element Specification Results of Inspection K2O ... the growth of crops. On the other hand, Potassium Magnesium Sulphate is hailed as “the gold partner” for crop nutrition by ...