Home / Standards / GB/T 5400-1998 GB/T 5400-1998 Active Pulps--Method for determination of copper number 纸浆铜价的测定 Standard Type GBT ICS 85.040 CCS Y31 Status 现行 Issue Date 1998-05-19 Implementation 1999-02-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A