摘要:采用浸润法制备活性炭负载亚铁离子复合材料(GAC-FeCl2),利用扫描电镜(SEM)对GAC-FeCl2、GAC进行表征。考察了不同pH值和初始浓度下对PFOA的去除效率,并用吸附等温模型和动力学模型进行拟合,探讨其去除机理。结果表明,活性炭负载亚铁离子复合材料(GAC-FeCl2)对PFOA的去除效果较好,PFOA的去除率在酸性条件下较好,吸附等温实验表明,Langmuir模型能更好地描述其对PFOA的等温吸附过程;吸附动力学实验表明,吸附剂对PFOA的反应过程更符合准二级吸附动力学方程。
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Transactions of Nonferrous Metals Society of China Journal of Rare Earths Journal of Bionic Engineering Journal of Earth Science Chinese Journal of Chemical Engineering Chinese Journal of Mechanical Engineering Journal of Genetics and Genomics Journal of Integrative Agriculture Journal of Integrative Plant Biology Journal of Iron and Steel Research Chinese Journal of Integrative Medicine Chinese Annals of Mathematics Series B