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目的了解杭州地区市售蔬菜拟除虫菊酯类农药残留情况。方法 2012年随机抽样检测全市各大农贸菜场及超市的蔬菜。采用气相色谱法对21种蔬菜中的8种拟除虫菊酯类农药残留量进行测定。结果 2012年度,共采集蔬菜样品95份,拟除虫菊酯类农药总检出率为12.6%,总超标率为2.1%。在检的8种拟除虫菊酯农药中,氯氟氰菊酯的检出率最高。结论 2012年杭州市市售蔬菜拟除虫菊酯类农药检出率较高,但超标率较低。
Objective To understand the residues of pyrethroid pesticides on vegetables in Hangzhou area. Methods In 2012, the vegetables of all farmers’ farms and supermarkets in the city were randomly sampled and tested. Eight kinds of pyrethroid pesticide residues in 21 kinds of vegetables were determined by gas chromatography. Results In FY2012, a total of 95 vegetable samples were collected. The total detection rate of pyrethroid pesticides was 12.6%, with a total exceeding standard rate of 2.1%. Of the eight pyrethroid pesticides tested, the highest detection rate of cyhalothrin. Conclusion In 2012, the detection rate of pyrethroid pesticides on vegetables in Hangzhou City was high, but the rate of over standard rate was low.