Home / Standards / YC/T 284-2009 YC/T 284-2009 Active 烟草及烟草制品 硫的测定 光度比浊法 Standard Type YC ICS N/A CCS N/A Status Active Issue Date 2009-03-30 Implementation 2009-05-01 Centralized Committee 国家烟草专卖局 Issuing Authority 国家烟草专卖局