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β-环糊精改性沸石去除水中硝基苯酚(英文)
作者姓名:李效红  赵保卫  朱琨  郝学奎
作者单位:School of Environmental and Municipal Engineering;Lanzhou Jiaotong University;The Civil Engineering Department of Lanzhou Polytechnic College;
基金项目:Supported by the National Natural Science Foundation of China (NEPCP 200809098); the Natural Science Foundation of Gansu Province (0803RJZA003)
摘    要:Removal of nitrophenols (NPs) from aqueous solutions through the adsorption process by using cationic β-cyclodextrin (CCD) modified zeolite (CCDMZ) was investigated. The effects of particle size, contact time, solution pH values and sodium chloride content in the aqueous on adsorption capacity were evaluated through a series of batch experiments. The results showed that CCDMZ had a higher adsorption capacity for removing NPs at a size fraction of 0.45-0.9 mm while adsorption of NPs on CCDMZ reached equilibr...

关 键 词:改性沸石  环糊精  硝基苯酚  
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