Supplier: Inorganic fertilizer or components, , k2so4 (potassium sulphate) granular, standard, kcl (potassium chloride) granular, standard, kno3 (potassium nitrate), lan (limestone ammonium nitrate) 28%, map (mono-ammonium phosphate), mop (murate of potash), urea 46n (granular and prilled), fertilizer blends