目的了解柳州市食品中铅污染情况。方法2005、2006和2008年共监测12类204件食品,按照国家标准方法GB/T5009.12对样品进行前处理,采用石墨炉原子吸收光谱法检测铅含量。结果12类204件食品中铅含量符合国家标准的有189件,合格率为92.6%。结论12类食品中铅均有检出,说明存在不同程度的污染,应引起重视。 Objective To understand the lead pollution in food in Liuzhou City. Methods A total of 204 food samples of 12 categories were monitored in 2005, 2006 and 2008, and the samples were pretreated according to the national standard method GB / T5009.12. The content of lead was detected by graphite furnace atomic absorption spectrometry. Results In the 12 categories of 204 food products, there were 189 items with the lead content in line with the national standard, with a pass rate of 92.6%. Conclusion The detection of lead in 12 kinds of foodstuffs indicates that there are different levels of pollution and should be taken seriously.