水资源与水工程学报

文章摘要

Chen Jianping,XU Huihui,WU Di,WANG Mingyu,ZHANG Xianliang.红壤丘陵区包气带水样氨氮测定方法的改进Journal of Water Resources and Water Engineering[J].,2011,22(1):

红壤丘陵区包气带水样氨氮测定方法的改进

Improvement of measaring method for ammonia nitrogen unsaturated zone water sample in hilly red soil

DOI：

中文关键词: 纳氏试剂氨氮测定浊度补偿校正加标回收率

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基金项目:中国科学院百人计划项目(99T3005WA2)

Author Name	Affiliation
Chen Jianping,XU Huihui,WU Di,WANG Mingyu,ZHANG Xianliang	Chen Jianping1,2,XU Huihui1,WU Di1,WANG Mingyu2,ZHANG Xianliang3(1.College of Resources and Environment Engineering,Liaoning Technical University,Fuxin 12300,China,2.College of Resources and Environment,Graduate University of Chinese Academy of Sciences,Beijing 100049,3.Sida Mining Company,Beijing 100120,China)

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中文摘要:

对红壤丘陵农田包气带水样进行氨氮分析时,对包气带不同深度的澄清水样用氢氧化锌共沉淀处理后,用纳氏试剂分光光度法测定。该方法解决了由于水中钙、镁、铁等金属离子含量较高、酒石酸钾钠掩蔽能力不够、加入纳氏试剂后水样黄而浑问题。从浊度补偿校正、加标回收率及方法可靠性检验方面进行了对比分析,浊度补偿校正后加标回收率在98%~102%之间,经t检验p>0.05,改进法与蒸馏法测得结果无显著性差异。

英文摘要:

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