Home / Standards / GB/T 46451-2025 GB/T 46451-2025 Active Determination of chiral amino acids—High performance liquid chromatography tandem mass spectrometry with pre-column derivatization 手性氨基酸的测定 柱前衍生高效液相色谱串联质谱法 Standard Type GBT ICS 07.080 CCS A40 Status 现行 Issue Date 2025-10-05 Implementation 2026-05-01 Responsible Dept 国家标准委 Drafting Unit N/A