Determination of 77 Multiclass Pesticides and Their Metabolitesin and Tomato Using GC-MS/MS and LC-MS/MS.

A quick, sensitive, and reproducible analytical method for the determination of 77 multiclass pesticides and their metabolites in and tomato by gas and liquid chromatography tandem mass spectrometry was standardized and validated. The limit of detection of 0.19 to 10.