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目的了解内蒙古自治区呼和浩特市市售蔬菜农药残留现状。方法按照分层抽样原则随机抽取呼和浩特地区市售的15种蔬菜90个样品,按照NY/T761-2008标准进行检测。结果90份蔬菜中农药残留检出率为15.56%,超标率为2.22%,合格率为97.78%,略高于全国近年来水平;叶菜类蔬菜中农药残留显著高于其他各类蔬菜;检测的14种有机磷农药检出3次,7种拟除虫菊酯类检出3次,2种杀菌剂检出10次,两份超标的农药均为毒死蜱;不同产地和流通领域的蔬菜农药残留无显著差别。结论呼和浩特市蔬菜农药残留合格率高于近年全国水平。
Objective To understand the status quo of vegetable pesticide residue on the market in Hohhot, Inner Mongolia Autonomous Region. Methods According to the principle of stratified sampling, 90 samples of 15 kinds of vegetables on the market of Hohhot were randomly selected and tested according to NY / T761-2008 standard. Results The detection rate of pesticide residue in 90 vegetables was 15.56%, the exceeding standard rate was 2.22% and the pass rate was 97.78%, slightly higher than the national level in recent years. The pesticide residues in leaf vegetables were significantly higher than those in other vegetables. Of the 14 kinds of organophosphorus pesticides detected three times, seven kinds of pyrethrins detected three times, two kinds of fungicides detected 10 times, two of the pesticide exceeded are chlorpyrifos; vegetable origin and circulation of pesticide residues Significant difference. Conclusion The pass rate of vegetable pesticide residues in Hohhot is higher than that of the national level in recent years.