Home / Standards / GB/T 28726-2012 GB/T 28726-2012 Abolished Gas analysis - Gas chromatograph with helium ionization detector 气体分析 氦离子化气相色谱法 Standard Type GBT ICS 71.040.40 CCS G86 Status 废止 Issue Date 2012-09-03 Implementation 2013-02-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A