Home / Standards / GB/T 28901-2012 GB/T 28901-2012 Active Analysis of coke-oven gas composition by gas chromatography 焦炉煤气组分气相色谱分析方法 Standard Type GBT ICS 71.080.15 CCS G17 Status 现行 Issue Date 2012-11-05 Implementation 2013-05-01 Responsible Dept 国家标准委 Drafting Unit N/A