Home / Standards / GB/T 4469-2006 GB/T 4469-2006 Active Vat dyes - determination of the reduction speed - Steam process 还原染料 还原速率的测定 汽蒸法 Standard Type GBT ICS 87.060.10;71.100.01 CCS G55 Status 现行 Issue Date 2006-08-01 Implementation 2007-01-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A