DIN EN ISO 21149/A1 E:2021 化妆品 微生物学 需氧中温细菌的计数和检测 修订 1 (ISO 21149:2017/DAM 1:2021) 草案
Draft Document – Cosmetics – Microbiology – Enumeration and detection of aerobic mesophilic bacteria – Amendment 1 (ISO 21149:2017/DAM 1:2021); German and English version EN ISO 21149:2017/prA1:2021