Home / Standards / GB/T 36991-2018 GB/T 36991-2018 Active Coking refined anthracene 焦化精蒽 Standard Type GBT ICS 71.080.15 CCS G16 Status 现行 Issue Date 2018-12-28 Implementation 2019-07-01 Responsible Dept 国家标准委 Drafting Unit N/A