DIN EN ISO 11290-2-2017 食物链的微生物学.单核细胞李斯特菌和李斯特菌属检测和计数的水平方法.第2部分: 计数法(ISO 11290-2-2017);德文版本EN ISO 11290-2-2017
Microbiology of the food chain - Horizontal method for the detection and enumeration of Listeria monocytogenes and of Listeria spp. - Part 2: Enumeration method (ISO 11290-2:2017); German version EN ISO 11290-2:2017