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Quantification of aflatoxin M1 in raw milk by a core-shell column on a conventional HPLC with large volume injection and step gradient elution

文献类型: 外文期刊

作者: Mao, Jianfei 2 ; Lei, Shaorong 1 ; Liu, Yunhua 1 ; Xiao, Dan 3 ; Fu, Chengping 1 ; Zhong, Lingli 1 ; Ouyang, Huaxue 1 ;

作者机构: 1.Sichuan Acad Agr Sci, Anal & Testing Ctr, Chengdu 610066, Peoples R China

2.Minist Agr, Lab Qual & Safety Risk Assessment Agroprod Chengd, Chengdu 610066, Peoples R China

3.Sichuan Univ, Coll Chem, Chengdu 610065, Peoples R China

4.Sichuan Univ, Coll Chem Engn, Chengd

关键词: HPLC-FLD;Aflatoxin M1;lmmunoaffinity column cleanup;Core-shell column;Step gradient elution;Raw milk

期刊名称:FOOD CONTROL ( 影响因子:5.548; 五年影响因子:5.498 )

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收录情况: SCI

摘要: The immunoaffinity column cleanup method coupled with HPLC separation and fluorescence detection is still one of the most frequently used quantitative methods for routine analyses of AFM1. In this study, aflatoxin M1 (AFM1) was quantified with a chromatography column packed with 2.6 gm core-shell particles on a conventional HPLC. A large volume of solvent (100 mu L) was injected into the highly efficient column without any noticeable reduction in separation performance with the help of stepwise gradient elution. The instrumental conditions were optimized by response surface analysis methodology (RSM) with a three-level three-factor Box-Behnken design.

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[1]Quantification of ochratoxin A in red wines by conventional HPLC-FLD using a column packed with core-shell particles. Lei, Shaorong,Yang, Xiaofeng,Mao, Jianfei,Lei, Shaorong,Yang, Xiaofeng,Mao, Jianfei,Xiao, Dan,Xiao, Dan. 2013

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