Home / Standards / GB/T 2295-2008 GB/T 2295-2008 Active Determination of the ash content of coking solid products 焦化固体类产品灰分测定方法 Standard Type GBT ICS 71.080 CCS G18 Status 现行 Issue Date 2008-08-19 Implementation 2009-04-01 Responsible Dept 国家标准委 Drafting Unit N/A