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目的了解石家庄市市售皮蛋中铅的污染状况。方法按照均匀布点方法,在石家庄市大、小超市和农贸批发市场随机抽样检测,共采集皮蛋200份,采用石墨炉原子吸收光谱法进行铅的测定。结果 200份样品中,铅的合格率为87.00%。结论石家庄市市售的皮蛋存在一定程度的污染,相关部门需加强管理。
Objective To understand the pollution status of lead in Shijiazhuang’s preserved eggs. Methods According to the method of uniform distribution, random samples were collected from large and small supermarkets and farmers’ wholesale markets in Shijiazhuang City. 200 preserved eggs were collected and determined by graphite furnace atomic absorption spectrometry. Results 200 of the samples, lead pass rate of 87.00%. Conclusion Shijiazhuang City, preserved eggs on the market there is a certain degree of pollution, the relevant departments need to strengthen management.