Paraquat, Diquat, and Mepiquat Analysis in Environmental Water - An Agilent SampliQ WCX SPE and LC/MS/MS Method

Application Note Food Testing and Agriculture Paraquat and Diquat Analysis in Tea An Agilent Bond Elut CBA SPE and LC/MS/MS method Author Xia Yang Agilent Technologies, Inc. Introduction Paraquat and diquat in tea are widely monitored and regulated in many…

TECHNICAL NOTE 73990 Determination of four quaternary ammonium polar pesticides in food and beverage samples by tandem IC-MS/MS Authors: John Madden, Charanjit Saini, Chris Pohl, and Yan Liu Thermo Fisher Scientific, Sunnyvale, CA Keywords: IC-MS/MS, quaternary ammonium polar pesticides, cationic…

Application note | 000607 Mass spectrometry Determination of cationic polar pesticides in cereals using ion chromatography and tandem mass spectroscopy Authors Goal Terri Christison, John E. Madden, and Demonstrate determinations of quaternary cationic pesticides in oat cereal samples by Jeff…

Determination of cationic polar pesticides in cereals using improved cation-exchange separation technology combined with suppressed conductivity and tandem mass spectrometry Richard J. Fussell1, Terri T. Christison2, John E. Madden2, and Jeff Rohrer2, 1Thermo Fisher Scientific, Hemel Hempstead, 2Thermo Fisher Scientific,…