Home / Standards / GB/T 30430-2019 GB/T 30430-2019 Active Standard column used for evaluating gas chromatographs 气相色谱仪测试用标准色谱柱 Standard Type GBT ICS 17.180.99 CCS N52 Status 现行 Issue Date 2019-10-18 Implementation 2020-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A