Home / Standards / GB/T 39993-2021 GB/T 39993-2021 Active Determination of permitted preservatives dimethyl oxazolidine, 7-ethylbicyclooxazolidine and 5-bromo-5-nitro-1,3-dioxane in cosmetics 化妆品中限用防腐剂二甲基噁唑烷、7-乙基双环噁唑烷和5-溴-5-硝基-1,3-二噁烷的测定 Standard Type GBT ICS 71.100.70 CCS Y42 Status 现行 Issue Date 2021-04-30 Implementation 2021-11-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A