Home / Standards / GB/T 21868.4-2008 GB/T 21868.4-2008 Active Pigments and extenders - Methods of dispersion for assessment of dispersion characteristics - Part 4:Dispersion using a bead mill 颜料和体质颜料 评定分散性用的分散方法 第4部分:用砂磨分散 Standard Type GBT ICS 87.060.10 CCS G53 Status 现行 Issue Date 2008-05-14 Implementation 2008-10-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A