Adsorption behavior of Hg(II), Pb(II), and Cd(II) from aqueous solution on Duolite C-433: a synthetic resin

被引:223
作者
Gupta, VK [1 ]
Singh, P
Rahman, N
机构
[1] Indian Inst Technol, Dept Chem, Roorkee 247667, Uttar Pradesh, India
[2] Aligarh Muslim Univ, Analyt Res Lab, Dept Chem, Aligarh 202002, Uttar Pradesh, India
关键词
Duolite C-433; adsorption behavior; Hg(II); Pb(II); Cd(II); thermodynamics;
D O I
10.1016/j.jcis.2004.02.046
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The adsorption behavior of Hg(II), Pb(II), and Cd(II) on Duolite C-433 synthetic resin has been determined at different temperatures by batch process. The various thermodynamic parameters, such as equilibrium constant (K-0), free energy (DeltaG(0)), entropy (DeltaS(0)), and enthalpy (DeltaH(0)), have been calculated in order to predict the nature of sorption. (C) 2004 Elsevier Inc. All rights reserved.
引用
收藏
页码:398 / 402
页数:5
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