Separation and determination of pesticid
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Y. S. Wu; H. K. Lee; S. F. Y. Li
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Article
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1998
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John Wiley and Sons
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English
⚖ 107 KB
👁 2 views
This article describes a new method for the determination of ultra trace levels of 12 N-methylcarbamates in drinking water via micellar electrokinetic Ž . chromatography MEKC . Two steps were employed to enhance the detection sensitivity. The sample was first preconcentrated by C bonded SPE cartridg