Amino-modified covalent organic framework as solid phase extraction absorbent for determination of carboxylic acid pesticides in environmental water samples.
Journal of Chromatography A（2019）
摘要
•A novel amino-modified covalent organic framework is synthesized.•NH2@COF shows excellent extraction performance to carboxylic acid pesticides.•NH2@COF-SPE-HPLC is used to analyze six acidic pesticides in real water samples.
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关键词
Covalent organic framework,Carboxylic acid pesticide,Solid phase extraction,High performance liquid chromatography,Environmental water
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