Home / Standards / JB/T 6648-2010 JB/T 6648-2010 Active 雾化6-6-3锡青铜粉 Standard Type JB ICS N/A CCS N/A Status Active Issue Date 2010-02-21 Implementation 2010-07-01 Centralized Committee 工业和信息化部 Issuing Authority 工业和信息化部