Potassium sulfate has no color crystallization, little water absorption, and is not easy to group. It has excellent physical properties and is convenient to use. It is a very good water-soluble potash fertilizer. Potassium sulfate is also an organic chemical neutral, physiological acid - alkaline fertilizer. Potassium sulphate is a chlorine-free, high-quality and high-efficiency potash fertilizer, which is indispensable in the agriculture of chlorine-sensitive crops such as cigarettes, red extract, Brussels sprouts, camellia oleracea, potatoes, linen and various peach trees. It is also the key raw material of high quality nitrogen, phosphorus and potassium ternary compound fertilizer.