Home / Standards / GB/T 3393-2009 GB/T 3393-2009 Active Ethylene and propylene for industrial use - Determination of trace hydrogen - Gas chromatographic method 工业用乙烯、丙烯中微量氢的测定 气相色谱法 Standard Type GBT ICS 71.080.10 CCS G16 Status 现行 Issue Date 2009-10-30 Implementation 2010-06-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A