Hebei Key Laboratory of Forensic Medicine;
College of Forensic Medicine;
Hebei Medical University;
Shijiazhuang 050017;
China;
Hebei Food Safety Key Laboratory;
Hebei Food Inspection and Research Institute;
050227;
Shijiazhuang;
China;
College of Food Science and Technology;
Hebei Agricultural University;
071001;
Baoding;
China;
Pesticide residues; Online turbulent flow chromatography; Liquid chromatography-tandem mass; spectrometry;