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Phosphorus adsorption property onto synthetic iron oxides under different pH conditions
Author(s): HAN Wei, LIANG Chenghua, DU Liyu, LIU Li, WU Yumei, AN Ning
Pages: 77-
80
Year: 2010
Issue:
1
Journal: Acta Agriculturae Zhejiangensis
Keyword: iron oxides; phosphorus; isothermal adsorption;
Abstract: 以人工合成的针铁矿和水铁矿为研究对象,就结晶态和无定形态铁氧化物在不同pH值(5,6,7)条件下对磷素的等温吸附特性及Langmuir方程和Freundlich方程对铁氧化物吸附磷的拟合效果进行了研究.结果表明,两种铁氧化物对磷的吸附特性均可用Langmuir方程和Freundlich方程描述,相关系数均达到0.95以上,呈极显著水平,但Langmuir方程的拟合性优于Freundlieh方程.比...
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