许昌市2010年食品污染物中重金属检测分析  

In 2010 Xuchang city of heavy metals in polluted food detection and analysis

作　　者：俎志平[1] 贾永强[1] 

机构地区：[1]河南省许昌市疾病预防控制中心,河南许昌461000

出　　处：《中国卫生检验杂志》2012年第11期2720-2721,共2页Chinese Journal of Health Laboratory Technology

摘　　要：目的:了解2010年许昌市食品污染物中铅、镉、汞的污染状况。方法:在许昌市五县一区大型超市以购买的方式采集7类食品,共210份样品,经消化用原子吸收法测定铅、镉、汞的含量。结果:本市7类食品中有几类食品有不同程度的重金属污染。其中铅的超标率为5.7%,主要受铅污染的食品是蔬菜、粮食加工品及食用菌。检出的镉的超标率达8.5%,受污染的食品多集中在食用菌,也有少量猪肝。鱼类及食用菌中的汞检出率最高。结论:许昌市部分食品确有不同程度的污染,环境污染是引起食品中重金属超标的主要原因。Objective：To understand the situation of lead,cadmium,mercury pollution in food in Xuchang city in 2010.Methods： 210 food samples in 7 kinds were bought from supermarkets in 5 counties and 1 district for determination of lead,cadmium and mercury levels by atomic absorption method.Results： Heavy metal pollution was found to various degrees in some food.The over-limit rate of lead was 5.7%,mainly in vegetables,grain products and edible fungus.The over-limit rate of cadmium was 8.5%,mainly in edible fungus and less in pork liver.Mercury was found high level in fish and edible fungus.Conclusion： In Xuchang city,heavy metal pollution showed different degrees in some food,environmental pollution was the main cause of excess heavy metal levels in food.

关 键 词：食品污染物 重金属 

分 类 号：TS207.51[轻工技术与工程—食品科学]