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地下水中常见离子对催化还原去除硝酸盐的影响

Keywords: 硝酸盐,催化还原,离子,地下水

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Abstract:

采用间歇式完全混合反应器对催化还原硝酸盐进行试验性研究,考察了水中共存离子对硝酸盐还原特性的影响。结果表明,Cl-、SO42-对硝酸盐的去除效率没有产生影响,而HCO-3的存在,则会导致硝酸盐的去除效率降低,最终形成的副产物NH+4浓度增加;水中的阳离子对硝酸盐的去除效率则以下列次序增加:K+

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