Home / Standards / GB/T 2921-1982 GB/T 2921-1982 Abolished Chemical reagents--Classificationand nomenclature of liquid stationary phase for gas chromatography 化学试剂 气相色谱固定液的分类和命名 Standard Type GBT ICS 71.040.30 CCS G60 Status 废止 Issue Date 1982-03-03 Implementation 1983-02-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A