Home / Standards / GB/T 23774-2009 GB/T 23774-2009 Active Inorganic chemicas for industrial use - General method for the determination of whiteness 无机化工产品白度测定的通用方法 Standard Type GBT ICS 71.060.01 CCS G10 Status 现行 Issue Date 2009-05-13 Implementation 2010-01-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A