改性虾壳粉对水溶液中U（Ⅵ）的吸附性能研究
姜高峰,谢水波,谭文发,朱成朋
Adsorption capacity of U(Ⅵ) in aqueous solution by modified shrimp shell powder
Gaofeng Jiang,Shuibo Xie,Wenfa Tan,Chengpeng Zhu
表5
吸附动力学参数
Table 5
Adsorption kinetic parameters
ρ
0
/(mg·L
-1
)
Q
e, exp
/(mg·g
-1
)
准一级动力学模型
准二级动力学模型
k
1
/min
-1
Q
e
/(mg·g
-1
)
R
2
k
2
/(g·mg·min
-1
)
Q
e
/(mg·g
-1
)
R
2
5
23.796
0.07
23.3
0.996
0.004
25.68
0.985
10
48.473
0.063
49.12
0.982
0.04
47.95
0.609
20
97.933
0.088
98.70
0.985
0.04
97.93
0.735