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目的了解2012-2014年青海省地产蔬菜中重金属污染状况。方法 2012-2014年从青海省4个地市采集8类共248份蔬菜进行铅、镉、总汞、总砷的检测。结果青海省地产蔬菜中铅、镉、总汞、总砷的平均含量分别为0.038 mg/kg、0.015 mg/kg、0.0 017 mg/kg、0.022 mg/kg,主要以铅污染为主;污染的蔬菜种类主要是鳞茎类、豆类、茄果类;污染的地市主要是西宁市、海东市及海南州。结论青海省地产蔬菜中重金属污染主要以铅污染为主,需重点关注西宁市、海东市及海南州地区的铅污染;同时加强重点区域重点品种的监测。
Objective To understand the status of heavy metal pollution in real estate vegetables in Qinghai Province from 2012 to 2014. Methods A total of 248 vegetables in 8 categories were collected from 4 cities of Qinghai Province from 2012 to 2014 for the determination of lead, cadmium, total mercury and total arsenic. Results The average contents of Pb, Cd, total mercury and total arsenic in vegetables in Qinghai Province were 0.038 mg / kg, 0.015 mg / kg, 0.0 017 mg / kg and 0.022 mg / kg, respectively, The main types of vegetables are bulbs, beans, solanaceae; the main pollution of the cities of Xining, Haidong and Hainan. Conclusion The main pollution of heavy metals in real estate vegetables in Qinghai Province is mainly lead pollution. It is necessary to pay close attention to the lead pollution in Xining, Haidong and Hainan prefectures. At the same time, the monitoring of key species in key areas should be strengthened.