Home / Standards / GB/T 39670-2020 GB/T 39670-2020 Active Determination of nitrofuran metabolites in pet feeds—Liquid chromatography–tandem mass spectrometry 宠物饲料中硝基呋喃类代谢物残留量的测定 液相色谱-串联质谱法 Standard Type GBT ICS 65.120 CCS B46 Status 现行 Issue Date 2020-12-14 Implementation 2021-07-01 Responsible Dept 国家标准委 Drafting Unit N/A