The researched results show that the combined usage of the chemical agent HJ-1 with HJ-3, HJ-4 and HJ-5 can reduce the concentration of magnesium ions in the saline wastewater.
对离子交换树脂再生盐水回用工艺进行了实验研究。实验结果表明：当HJ-1与HJ-3、HJ-4、HJ-5联合使用时，再生盐水中镁离子的浓度可大幅度地降低。
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