Potassium magnesium sulfate,bio organic fertilizer *K2O:24%,Mg:6%, *S:17%,Cl:2% *H2O: ... .0~9.0 *100% soluble water Potassium magnesium sulfate,bio organic fertilizer Specification: Element Specification Results of Inspection K2O 24% 24 ... ability.It fit various crops, especially for vegetables, fruit, tobacco, tea, leaves, flowers and other cash crops. It can use as ...