Chinese chives,as a high-quality vegetable in Jining area,is loved by the majority of consumers,but its pollution status of pesticide residues is unknown.This paper studies pesticide residues in Chinese chives,aiming to provide a comprehensive scientific basis for the edible safety of Chinese chives and the sustainable development of vegetable industry in Jining City.From October to November 2023,48 samples of Chinese chives were collected from 8 counties and urban areas in Jining.The residues of 39 kinds of pesticides were detected by QuEChERS pretreatment combined with GC-MS/MS method,and the multi-residue pollution status of Chinese chives was studied.The results showed that pesticide was detected in 42 out of 48 samples,the detection rate was 84.5％.Among 39 kinds of pesticides,13 kinds of pesticides were detected,among which cyfluthrin(62.50％),dimethylene(56.25％),deltamethrin(31.25％)and Cyhalothrin(27.08％)were the highest.Most pesticide residues were at low levels.The detection rate of pesticide residues in Chinese chives in Jining city was high,but the residues were low,and the edible safety risk of Chinese chives was low.
关键词
韭菜/农药残留/QuEChERS/气相色谱-三重四极杆串联质谱法
Key words
Chinese chives/pesticide residue/QuEChERS/GC-MS/MS
维普
万方数据