Home / Standards / GB/T 11139-1989 GB/T 11139-1989 Active Distillate fuels--Calculation of cetane index 馏分燃料十六烷指数计算法 Standard Type GBT ICS 75.160 CCS E31 Status 现行 Issue Date 1989-03-31 Implementation 1990-04-01 Responsible Dept 国家标准委 Drafting Unit N/A