Potassium magnesium sulfate,bio organic fertilizer *K2O:24%,Mg:6%, *S:17%,Cl:2% *H2O:0. ... .0~9.0 *100% soluble water Potassium magnesium sulfate,bio organic fertilizer Specification: Element Specification Results of Inspection K2O 24% 24%min ... .89 Appearance 1~4mm 3~4mm Appearance: granular, powder, pure white.Application methods: as basal fertilizer, topdressing and foliage application.ADVANTAGE:The ...