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pH变化对污泥中重金属Pb·Ni形态及迁移性的影响

陈茂林 马楫

安徽农业科学2011,Vol.39Issue(26):16063-16065,3.
安徽农业科学2011,Vol.39Issue(26):16063-16065,3.

pH变化对污泥中重金属Pb·Ni形态及迁移性的影响

Effect of pH Change on the Form and Mobility of Pb and Ni in Municipal Sludge

陈茂林 1马楫1

作者信息

  • 1. 苏州苏净环保工程有限公司,江苏苏州215122
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摘要

Abstract

By adopting BCR sequential extraction procedure, the effect of pH change on the form of Pb and Ni in municipal sludge was studied. As indicated by the result,pH had great impact on the form of Pb and Ni. Pb existed in sludge mainly in the oxidant and residual form,but the to tal content of these two forms decreased as the pH increased. Hie Ni in the sludge was mainly in the oxidant form. pH value had obvious inhibition effect on the bioavailability of Ni.

关键词

元素形态/移动性/污泥/Pb/Ni

Key words

Element form/ Mobility/ Municipal sludge/ Pb/ Ni

分类

资源环境

引用本文复制引用

陈茂林,马楫..pH变化对污泥中重金属Pb·Ni形态及迁移性的影响[J].安徽农业科学,2011,39(26):16063-16065,3.

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