Home / Standards / GB/T 33421-2016 GB/T 33421-2016 Abolished Liquid acid dyes—Determination of shade and relative strength 液体酸性染料 色光和强度的测定 Standard Type GBT ICS 71.100.01;87.060.10 CCS G55 Status 废止 Issue Date 2016-12-30 Implementation 2017-07-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A