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bluestar9637

铁杆木虫 (著名写手)

[求助] 吸附实验为什么用甲醇溶解多环芳烃等溶解度比较小的有机物?? 已有1人参与

吸附实验中,用甲醇等有机溶剂先溶解有机污染物,再配制不同的浓度梯度。为什么要将溶解度较小的有机物先溶解在甲醇中呢?一方面,有机物的溶解度较小,可能增加其在水体中的溶解度,使用甲醇。另外,有一定溶解度的有机物,看文章也是先溶解到甲醇等有机溶剂中。具体甲醇的作用是什么?谢谢
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qcd1988

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【答案】应助回帖

感谢参与,应助指数 +1
助溶吧,这是为了做不同浓度梯度的
https://www.researchgate.net/profile/Chengdu_Qi2/?ev=hdr_xprf
2楼2014-09-05 17:26:38
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