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  • 标题:Equilibrium and Kinetic Analysis for Cu2+ and Ni2+ Adsorption Onto Na-Mordenite
  • 本地全文:下载
  • 作者:Xue-Song Wang
  • 期刊名称:The Open Environmental Pollution & Toxicology Journal
  • 电子版ISSN:1876-3979
  • 出版年度:2009
  • 卷号:1
  • 页码:107-111
  • DOI:10.2174/18763979009010100107
  • 出版社:Bentham open
  • 摘要:
    In the present study, the adsorption behaviors of mordenite (a common zeolite) with respect to Cu2+ and Ni2+ from aqueous solutions were investigated. The sorption data followed the Freundlich and Langmuir isotherms. The maximum sorption capacities were found to be 9.778 and 5.371 mg/g at pH 6, initial concentration of 40 mg/L and temperature of 30°C for Cu2+ and Ni2+, respectively. The kinetic experimental data fitted the pseudo-second order equation very well and the values of rate constant of adsorption were evaluated. The Na-mordenite could be used as low-cost sorbent to remove copper and nickel ions from aqueous solutions.
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