市售羊肉及羊肝中重金属含量的分析探究探究.pdfVIP

第46卷第7期 应　 用　 化　 工 Vol.46 No.7 2017年7月 Applied Chemical Industry Jul.2017 市售羊肉及羊肝中重金属含量的分析研究 王道涵,宋旭宏,闫晗,张宇宁,刘西野,郭日晖,娜木热 (辽宁工程技术大学 环境科学与工程学院,辽宁阜新　 123000) 摘　 要:采用原子吸收法和原子荧光法对阜新市市售不同批次的科尔沁、朝阳及阜新出产的羊肉与羊肝的Zn、Cu、 Pb、Cd、Cr、Hg、As的含量进行检测。 结果表明,三个地区均表现为羊肝中的重金属含量显著高于羊腿肉和羊背肉, 而羊腿肉和羊背肉之间无显著差异。 羊肉与羊肝中重金属含量表现为:科尔沁朝阳阜新,其中科尔沁显著高 于其它两地区,仅科尔沁地区羊肝中As和Pb含量超标。 关键词:重金属污染;羊肉;羊肝;原子吸收法;原子荧光法 + 中图分类号:TQ016;TQ041 .7;TQ033　 　 文献标识码:A　 　 文章编号:1671-3206(2017)07-1434-05 Analysis of heavy metal content in mutton and sheep liver WANGDao-han,SONGXu-hong,YAN Han,ZHANG Yu-ning, LIUXi-ye,GUORi-hui,NA Mu-re (College of Environmental Science and Engineering,Liaoning Technical University,Fuxin 123000,China) Abstract:The heavy metal (Zn,Cu,Pb,Cd,Cr,Hg and As) content were determined by atomic absorp- tion and atomic fluorescence spectrometry in the mutton and sheep liver of different batches (Horqin, Chaoyang and Fuxin).Results showed that Fuxin,Chaoyang and Horqin all showed that the heavy metal content in liver was higher than that in leg meat and back meat.However there was no significant differ- ence between the sheep’s leg meat and sheep’s back meat.The contents of heavy metals in mutton and sheep liver in three areas indicated that Horqin Chaoyang Fuxin.The heavy metal content of Horqin was higher than that of the other two regions. Only the contents of As and Pb exceeded food national standard in Horqin region. Key words:heavy metal pollution;mutton;sheep liver;atomic absorption spectrometry;atomicfluores- cence spectrometry 　 　 我国动物性食品安全问题十分突出,影响食品 金属元素超标现象,单项污染指数表明,羊肉中Pb、 [1] 安全的主要因素之一是食品污染 。 食品中的污