Potassium Chloride KCL Fertilizer 60% K2O ITEM INDEX RESULT Potassium chloride 99%min 99.2 K2O 60%min 61 water(H2O) 2.0%max 1.8 Water-insoluble 0.3%max 0.3 NaCl 2.0%max 1.8 Ca 0.2%max 0.2