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二次去离子水是什么水
更新时间: 2020-11-02 00:00:00  

二次去离子水是经过离子交换得到的没有干扰离子,PH值中性的水,干扰离子一般指钙、镁、碳酸根、硫酸根等,但是去离子水一般含有的有机物质是不能去除的。相对而言,还有蒸馏水,这是经过多次蒸馏得到的,有一次、二次之分,一般的有机杂质可以去除,但是无机离子还是存在。

关键词: 离子水 什么

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