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Fe0去除地下水中六价铬的研究

李雅 张增强 唐次来 易磊

中国农业大学学报2011,Vol.16Issue(2):160-164,5.
中国农业大学学报2011,Vol.16Issue(2):160-164,5.

Fe0去除地下水中六价铬的研究

Simulation on reduction of hexavalent chromium from groundwater using zero valent iron

李雅 1张增强 1唐次来 1易磊1

作者信息

  • 1. 西北农林科技大学,资源与环境学院,陕西,杨凌,712100
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摘要

Abstract

In order to provide guidance for practical application in the remediation of groundwater pollution, the influencing factors of reduction of hexavalent chromium from solution were studied by batch experiment at laboratory scale, such as pretreated, amount of iron, initial pH and cation. The results showed that hexavalent chromium was removed quickly and effectively by zero valent iron, removal mechanism was redox and coprecipitation;the removal ratio was effected by the pretreatment with acid and nickelaqe,the amount of iron,initial pH and cation;Fe2+ could be used as an indicator for complete reduction of hexavalent chromium in the acidic condition.

关键词

零价铁/六价铬/地下水/氧化还原/共沉淀

分类

资源环境

引用本文复制引用

李雅,张增强,唐次来,易磊..Fe0去除地下水中六价铬的研究[J].中国农业大学学报,2011,16(2):160-164,5.

基金项目

陕西省自然科学基金(2005C105) (2005C105)

中国农业大学学报

OA北大核心CSCDCSTPCD

1009-508X

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