Home / Standards / GB/T 34273-2021 GB/T 34273-2021 Active Standard test method for calculated cetane index of coal liquefaction diesel—Four variable equetion 煤液化柴油十六烷指数计算法 四变量公式法 Standard Type GBT ICS 73.040 CCS D20 Status 现行 Issue Date 2021-12-31 Implementation 2022-07-01 Responsible Dept 国家标准委 Drafting Unit N/A