Home / Standards / GB/T 6749-1997 GB/T 6749-1997 Active Method of specifying colour for paint films 漆膜颜色表示方法 Standard Type GBT ICS 87.040 CCS G50 Status 现行 Issue Date 1997-09-26 Implementation 1998-04-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A