QuEChERS-based extraction and two-dimensional liquid chromatography-high resolution mass spectrometry for the determination of long chain chlorinated paraffins in sediments

Yang Wu,Shutao Gao,Juntao Cui,Biao Zhang,Zhanjun Zhu,Qian Song,Xiangying Zeng,Yi Liang,Zhiqiang Yu

Journal of Chromatography A（2022）

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摘要

•QuEChERS extraction greatly reduce sample preparation time and solvent depletion.•LCCPs was online purified by 2DLC system before instrumental analysis.•Suspect screening strategy was adopted for LCCPs identification in sediments.

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关键词

Long chain chlorinated paraffins,QuEChERS,2DLC-Orbitrap HRMS,Sediment

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