Home / Standards / YC/T 296-2009 YC/T 296-2009 Active 烟草及烟草制品 硝酸盐的测定 连续流动法 Standard Type YC ICS N/A CCS N/A Status Active Issue Date 2009-04-13 Implementation 2009-05-01 Centralized Committee 国家烟草专卖局 Issuing Authority 国家烟草专卖局