K-Leaf (0-0-52 + 18 S) is a fertilizer in the form of potassium sulfate, completely soluble in water, suitable for removing potassium deficiency in plants.

Its formula is K2SO4. It contains 52% potassium (K2O) and 18% sulfur (S) (56% SO4). As it dissolves easily in water, it is suitable for application with foliar and drip irrigation. K_Leaf 's physical and chemical properties are as follows.