The method of two?step acid feeding is consequently adopted,which improves the reclamation pass rate to 100% and considerably reduces the acid consumption and the costs of demineralized water. ?

• 为此,该厂改用"二步进酸"法再生阳床,取得了良好的效果,再生合格率达100%25,酸耗有较大幅度的下降,节省再生用酸量,有效地降低除盐水的生产成本。