Home / Standards / GB/T 6015-2021 GB/T 6015-2021 Active Determination of trace dimer and residual extraction agent of butadiene for industrial use—Gas chromatographic method 工业用丁二烯中微量二聚物和残留抽提剂的测定 气相色谱法 Standard Type GBT ICS 71.080.10 CCS G15 Status 现行 Issue Date 2021-08-20 Implementation 2022-03-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A