Home / Standards / GB/T 15000.5-1994 GB/T 15000.5-1994 Abolished Directives for the work of reference materials(5)--Technologic rules for reference materials of chemical composition 标准样品工作导则(5) 化学成分标准样品技术通则 Standard Type GBT ICS 01.120 CCS A00 Status 废止 Issue Date 1994-03-11 Implementation 1994-04-01 Responsible Dept 国家标准委 Drafting Unit N/A