DIN EN ISO 21150/A1 E:2021 化妆品 微生物学 大肠杆菌检测 修订 1 (ISO 21150:2015/DAM 1:2021) 草案
Draft Document – Cosmetics – Microbiology – Detection of Escherichia coli – Amendment 1 (ISO 21150:2015/DAM 1:2021); German and English version EN ISO 21150:2015/prA1:2021