Home / Standards / GB/T 18255-2022 GB/T 18255-2022 Active Method for measuring distillation range of coking viscous oil products 焦化粘油类产品馏程的测定方法 Standard Type GBT ICS 71.080 CCS G18 Status 现行 Issue Date 2022-04-15 Implementation 2022-11-01 Responsible Dept 国家标准委 Drafting Unit N/A