Home / Standards / QB/T 4750-2014 QB/T 4750-2014 Active 活动义齿(假牙)清洁剂 Standard Type QB ICS N/A CCS N/A Status Active Issue Date 2014-07-09 Implementation 2014-11-01 Centralized Committee 工业和信息化部 Issuing Authority 工业和信息化部