Chemical industry: sodium carbonate (the production of hydrochloric acid, hypo-fluoric acid and secondary chemicals); the production of fluoride and chemical fertilizers; circulation of reaction liquid in gas absorption tower; grease extraction (sulfuric
Chemical industry: sodium carbonate (the production of hydrochloric acid, hypo-fluoric acid and secondary chemicals); the production of fluoride and chemical fertilizers; circulation of reaction liquid in gas absorption tower; grease extraction (sulfuric
化学工业：碳酸钠化工业（盐酸、次氟酸、二次化学品的生产）；氟化物、化学肥料的生产；气体吸收塔反应液体循环；油脂提炼（硫酸）；废酸类的回收及再生系统；化工厂和运输车辆间的强酸类输送。