Home / Standards / GB/T 26930.6-2014 GB/T 26930.6-2014 Active Carbonaceous materials used in the production of aluminium—Pitch for electrodes—Part 6：Determination of ash 原铝生产用炭素材料 煤沥青 第6部分：灰分的测定 Standard Type GBT ICS 71.100.10 CCS Q52 Status 现行 Issue Date 2014-07-24 Implementation 2015-04-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A