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渗析的原理

更新时间: 2020-09-23 00:00:00     

渗析又称透析。一种以浓度差为推动力的膜分离操作,利用膜对溶质的选择透过性,实现不同性质溶质的分离。即利用半透膜能透过小分子和离子但不能透过胶体 粒子的性质从 溶胶中除掉作为杂质的小分子或离子的过程。

关键词: 原理

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