In recent years ,there is an increasing need for non chloride potash (potassium sulphate,potassium nitrate ,potassium magnesium sulphate )in agriculture.

• 近年来无氯钾肥(硫酸钾、硝酸钾、钾镁硫酸盐复合肥等)在农业上的应用品种及数量不断增加。