主题:【分享】有谁做过嗪草酮土壤残留的液相 恳请帮忙!!!

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chenyujie
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本人正在做相关试验,用的是岛津的液相,很旧了,没办法。条件有限,比lc10还老。由于是初学者,很多东西不懂,还请大家多帮忙。
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戈壁明珠
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楼主,把您有疑惑的地方说出来,对方法或者对仪器使用的疑惑都可以,这样有利于大家来应助。
我在故我思
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High-performance liquid chromatographic determination of bromoxynil octanoate and metribuzin in runoff water from wheat fields
David F. Brown, Leslie M. McDonough, Donald K. McCool, Robert I. Papendick
J. Agric. Food Chem., 1984, 32 (2), pp 195–200
  http://pubs.acs.org/doi/abs/10.1021/jf00122a006
楼主,这篇外文的文献是相关嗪草酮液相色谱分析的,也是比较的老了;您点击链接先看看摘要,对您有没有帮助,如果有用可以去文献求助-应助版求助原文。




我在故我思
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Determination of metribuzin and major conversion products in soils by microwave-assisted water extraction followed by liquid chromatographic analysis of extracts
Emmanuil N. Papadakis and Euphemia Papadopoulou-Mourkidou
Journal of Chromatography A;Volume 962, Issues 1-2, 12 July 2002, Pages 9-20
Abstract:
A multiresidue method developed for the analysis of metribuzin and its major conversion products, deaminometribuzin (DA), diketometribuzin (DK) and deaminodiketometribuzin (DADK), in soils is presented. The method is based on microwave-assisted water extraction (MAWE) of soils using 10 mM phosphate buffer, pH 7 as extractant and analysis of aqueous extracts by HPLC–diode array detection. MAWE operational parameters were optimized with respect to extraction efficiency of the target compounds from soils with 1.5 and 3.5% organic matter content. Recoveries of all solutes above 80% were obtained from soils with 1.5% organic matter content; respective LOD and LOQ levels were determined at 5 and 10 μg/kg. In soils with organic matter content 3.5%, recoveries of all solutes were lower (<70%) and the respective LOD and LOQ values were determined at 10 and 50 μg/kg. However, recoveries of fresh and aged residues, the latter weathered under cold storage conditions, were not statistically different for both types of soils.

  http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6TG8-45V6SXY-2&_user=1915929&_rdoc=1&_fmt=&_orig=search&_sort=d&view=c&_acct=C000055340&_version=1&_urlVersion=0&_userid=1915929&md5=bd5997272bff1ba1f02c227f05fb5aff
全文可去文献求助-应助版面求助。

chenyujie
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原文由 zongguitang 发表:
楼主,把您有疑惑的地方说出来,对方法或者对仪器使用的疑惑都可以,这样有利于大家来应助。

我用的是岛津液相lc6a 流动相甲醇和水65:35 流速1ml/min 出峰很慢 而且峰型钝
chenyujie
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原文由 hotdoglet 发表:
High-performance liquid chromatographic determination of bromoxynil octanoate and metribuzin in runoff water from wheat fields
David F. Brown, Leslie M. McDonough, Donald K. McCool, Robert I. Papendick
J. Agric. Food Chem., 1984, 32 (2), pp 195–200
  http://pubs.acs.org/doi/abs/10.1021/jf00122a006
楼主,这篇外文的文献是相关嗪草酮液相色谱分析的,也是比较的老了;您点击链接先看看摘要,对您有没有帮助,如果有用可以去文献求助-应助版求助原文。
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rzxjz
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雾非雾
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雾非雾
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