Home / Standards / GB/T 15000.5-2023 GB/T 15000.5-2023 Active Directives for the work of reference materials—Part 5: The in-house preparation of quality control materials(QCMs) 标准样品工作导则 第5部分:质量控制样品的内部研制 Standard Type GBT ICS 01.120 CCS 00 Status 现行 Issue Date 2023-08-06 Implementation 2023-08-06 Responsible Dept 国家标准委 Drafting Unit N/A