Analysis of organophosphorus pesticide residues in vegetables in suzhou in 2009

Objective:To investigate the organophosphorus pesticide residues in vegetables in Suzhou.Methods: Organophosphorus pesticide residues in vegetables were determined by the methods of capillary gas chromatography.Results: The unqualified rate of all vegetables,leafy vegetables,staychy vegetables and melon vegetables were15.2%,10.8%,3.1%,and1.3%.Seven kinds of organophosphorus pesticides(methamidophos,dichlorvos,Dimethoate,omethoate,chlorpyrifos,monocrotophos,phorate) were detected in vegetables.Conlusion:It suggestes that our city is still suffering a high organophosphorus pesticides residue in vegetables,powerful supervision should be taken to guarantee the health of the consumers.