Home / Standards / GB/T 5211.19-1988 GB/T 5211.19-1988 Active Determination of relative tinting strength and colour on reduction of coloured pigments--Visual comparison method 着色颜料的相对着色力和冲淡色的测定 目视比较法 Standard Type GBT ICS 87.060.10 CCS G53 Status 现行 Issue Date 1988-09-05 Implementation 1989-04-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A