Investigation on pesticide residues in some vegetables and teas in Quanzhou city in 2010

Objective:To investigate the contamination status of pesticide residues in some vegetable and tea in QuanZhou since the food pollution surveillance was carried out for ten years.Methods: All of collected samples were detected with the method of Determination of Multi Pesticide Residues in Fruits and Vegetables(GB/T5009.218-2008),and The Maximum Residue Limits of Pesticides in Food(GB2763-2005).Results: In 2010,104 samples in 25 different kinds of vegetables and teas were collected.And 40 items of pesticide residues were detected.The detection result shows that 28 samples have been detected pesticide residues and 4 of them exceed the national standard.The total detection rate and exceeding standard rate of pesticide residues in foods were 26.9% and 3.8% respectively and the quality rate was 96.2%.Conclusion: There were various degrees of pesticide contamination on vegetables and teas in Quanzhou market and the detection rate increased slightly.The illegal use of methamidophos,carbofuran and dicofol was found in vegetables and teas.The pesticides management and monitoring network in foods should be strengthened to control food safety effectively in the source.