Home / Standards / GB/T 4739-2015 GB/T 4739-2015 Active Test method for measuring the colorimetry of ceramic pigment 日用陶瓷颜料色度测定方法 Standard Type GBT ICS 81.060.20 CCS Y24 Status 现行 Issue Date 2015-05-15 Implementation 2015-12-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A