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为什么溶质在萃取剂中溶解度更大

2025-03-15 16:37:37

推荐回答（1个）

回答1：

并不是说溶质在萃取剂中的溶解度更大才能萃取，而是因为溶质在这种溶剂中有较大的溶解度所以才选它为萃取剂！
溶质在两种互不相容的溶剂中的溶解度和分配系数是一个定值，当然，溶解度越大的溶剂，萃取效果越好。
如果溶解度比较小其实也是能够萃取出来的，但是效率太低了！不划算！

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