Home / Standards / GB/T 40900-2021 GB/T 40900-2021 Active Determination of fluorescent brightener 367 and fluorescent brightener 393 in cosmetics—Liquid chromatography-tandem mass spectrometry 化妆品中荧光增白剂367和荧光增白剂393的测定 液相色谱-串联质谱法 Standard Type GBT ICS 71.100.70 CCS Y42 Status 现行 Issue Date 2021-11-26 Implementation 2022-06-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A