Home / Standards / QB/T 2318-1997 QB/T 2318-1997 Abolished 牙膏用羧甲基纤维素钠 Standard Type QB ICS N/A CCS N/A Status Abolished Issue Date 1997-09-01 Implementation 1998-05-01 Centralized Committee 中国轻工总会 Issuing Authority 中国轻工总会