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环境化学  2015 

氧化铜尾矿对水溶液中磷的吸附

Keywords: 氧化铜尾矿,,吸附

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Abstract:

研究不同pH条件下氧化铜尾矿颗粒对水溶液中磷的吸附特性.结果表明Langmuir方程能很好地描述氧化铜尾矿对磷素的等温吸附特征;影响氧化铜尾矿对磷素吸附的因素主要有尾矿的比表面积、钙及铁氧化物含量、水溶液中磷素的初始浓度、体系pH值等;其吸附量随着钙及铁氧化物含量的增加、磷素初始浓度的提高以及体系pH值的降低而增大;其吸附机制主要为物理吸附和化学吸附.

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