徐州市包装饮用水中铜绿假单胞菌污染情况调查

Survey of Pseudomonas aeruginosa contamination status in packaged drinking water in Xuzhou city

目的调查徐州市包装饮用水中铜绿假单胞菌的污染情况。方法 2018年徐州市抽检的包装饮用水按照GB8538-2016《食品安全国家标准饮用天然矿泉水检验方法》进行铜绿假单胞菌的检验。结果 2018年共抽取包装饮用水310批次,总计48份水样检出铜绿假单胞菌,检出率为15.5%。生产环节铜绿假单胞菌检出率要高于流通环节,桶装饮用水铜绿假单胞菌检出率显著高于瓶装饮用水。结论徐州市包装饮用水存在铜绿假单胞菌污染风险隐患,相兲部门应加强监督管理。

Objective To investigate the contamination situations of Pseudomonas aeruginosa in packaged drinking water in Xuzhou.Methods According to GB 8538-2016 National standard for food safety-Methods for examination of drinking natural mineral water,Pseudomonas aeruginosa in packaged drinking water sampled in Xuzhou city in 2018 was determined.Results A total of 310 batches of packaged drinking water sampled were determined in 2018 and 48 water samples were detected for P.aeruginosa,with the detection rate of 15.5%.The detection rate of P.aeruginosa in production was higher than that in circulation,and the detection rate of P.aeruginosa in barreled drinking water was significantly higher than that in bottled drinking water.Conclusion There are potential risks of P.aeruginosa contamination in packaged drinking water in Xuzhou city,and relevant departments should strengthen supervision and management.