Home / Standards / GB/T 44617-2024 GB/T 44617-2024 Active Determination of gentamycin in feeds—Liquid chromatography-tandem mass spectrometry 饲料中庆大霉素的测定 液相色谱-串联质谱法 Standard Type GBT ICS 65.120 CCS B46 Status 现行 Issue Date 2024-09-29 Implementation 2025-04-01 Responsible Dept 国家标准委 Drafting Unit N/A