Home / Standards / WS/T 493-2017 WS/T 493-2017 Active 酶学参考实验室参考方法测量不确定度评定指南 Standard Type WS ICS N/A CCS N/A Status Active Issue Date 2017-09-06 Implementation 2018-03-01 Centralized Committee 国家卫生计生委 Issuing Authority 国家卫生计生委