Home / Standards / WS/T 28-1996 WS/T 28-1996 Abolished 尿中砷的二乙基二硫代氨基甲酸银——三乙醇胺分光光度测定方法 Standard Type WS ICS N/A CCS N/A Status Abolished Issue Date 1996-10-14 Implementation 1997-05-01 Centralized Committee 卫生部 Issuing Authority 卫生部