Home / Standards / GB/T 42954-2023 GB/T 42954-2023 Active Determination of plant growth regulators in fertilizers—Gas chromatography-mass spectrometry 肥料中植物生长调节剂的测定 气相色谱-质谱联用法 Standard Type GBT ICS 65.080 CCS G20 Status 现行 Issue Date 2023-08-06 Implementation 2024-03-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A