研究了NF90膜和NF70膜对纯水、模拟水和河水中邻苯二甲酸二(2-乙基己基)酯(DEHP)的截留和吸附.结果表明:NF90膜能实现对微量DEHP(浓度为100 μg/L)的有效去除,截留率高达95％以上；纳滤初始阶段,DEHP在膜面的吸附作用较强,吸附率达40％左右.操作压力,pH,共存有机物、无机物和膜孔径影响DEHP在膜上的吸附,初始浓度的影响不大.
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