Home / Standards / GB/T 40179-2021 GB/T 40179-2021 Active Determination of organic acids in plant—Liquid chromatography-tandem mass spectrometry 植物中有机酸的测定 液相色谱-质谱/质谱法 Standard Type GBT ICS 07.080 CCS A40 Status 现行 Issue Date 2021-05-21 Implementation 2021-12-01 Responsible Dept 国家标准委 Drafting Unit N/A