Based on the double decomposition of potassium chloride and sodium nitrale,a new seperation method of potassium nitrate using sodium alkylsulphonate as a flotation agent was studied.

• 介绍了在氯化钾和硝酸钠的复分解反应的基础上,利用烷基磺酸钠为浮选剂分离硝酸钾产物的一种新方法。