研究了涂覆在铁板上的纯高聚物涂层在质量分数为0．03的氯化钠水溶液中的交流电容、电阻特性，以及与涂层耐蚀性的关系。

Alternating current impedance and corrosion resistance of polymer coatings on sheet iron have been investigated in aqueous solution of NaCl with mass ratio of 0. 03.

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二者均能将水溶液中的硫酸钾和氯化钠分开，甲醇的分离效果优于丙酮。

If has been proved that Methanol is better than Acetone as far as the separation effect is concerned.

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