Home / Standards / GB/T 22564-2008 GB/T 22564-2008 Active Fluorspar - Sampling and sample preparation 萤石 取样和制样 Standard Type GBT ICS 73.080 CCS D52 Status 现行 Issue Date 2008-12-06 Implementation 2009-10-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A