糯米粉负载纳米零价铁去除溶液中U（Ⅵ）的研究

陈蓉,桑伟璇,李小燕,何登武,王杨,曹小岗

Removal of U(Ⅵ) in aqueous solution by nano zero-valent iron loaded with glutinous rice powder

Rong Chen,Weixuan Sang,Xiaoyan Li,Dengwu He,Yang Wang,Xiaogang Cao

表3 不同温度下GR-nZVI吸附U（Ⅵ）的等温吸附模型参数

温度/K Langmuir等温吸附模型 Freundlich等温吸附模型 qm/（mg·g-1） b/（L·mg-1） R2 kF 1/n R2 293 85.689 8 0.224 2 0.981 0 21.891 5 0.365 2 0.919 7 298 102.880 7 0.233 9 0.976 5 24.397 5 0.393 6 0.966 2 303 120.481 9 0.362 6 0.966 9 36.462 0 0.346 2 0.970 5 308 135.501 4 0.578 4 0.973 5 48.586 2 0.326 8 0.930 8