呼和浩特市市售银耳二氧化硫残留量监测结果分析

Analysis of sulfur dioxide residues in Tremella in Hohhot City

目的:监测呼和浩特市流通领域银耳二氧化硫残留状况,为呼和浩特市食品安全监管提供科学依据。方法:按照随机抽样原则在呼和浩特市大型超市、批发市场(包括个体零售点)随机抽取银耳样品,依照相应国家标准进行检测和评价。结果:呼和浩特市连续两年监测的42份银耳二氧化硫残留量总超标率为52.38%,其中来源于大型超市、批发市场(包括个体零售点)的超标率分别是20.00%和81.82%;定型包装和散装的样品超标率分别是19.05%和85.71%。结论:呼和浩特市流通领域银耳二氧化硫残留量超标较严重,有关部门应加强监管监测。

Objective：To monitor sulfur dioxide residues in tremella in market circulation area of Hohhot city,and provide a scientific basis for food safety supervision and management in Hohhot city.Methods：According to the random sampling principle,tremella samples in Hohhot city supermarkets,wholesale markets（including individual retail） were randomly selected,and in accordance with the corresponding national standards for testing and evaluation.Results：The total exceeded rate of sulfur dioxide residues in 42 tremella samples in 2009-2010 was 52.38%,while the exceeded rates of samples from the large supermarkets and wholesale markets（including individual retail） respectively were 20% and 81.82%;the exceeded rate of stereotyped packaging and bulk samples were 19.05% and 85.71% respectively.Conclusion：Excessive sulfur dioxide residues was found in tremella in Hohhot,the relevant departments should strengthen supervision and monitoring.