Home / Standards / GB/T 22594-2018 GB/T 22594-2018 Active Water treatment chemicals—General rules for determination of density 水处理剂 密度测定方法通则 Standard Type GBT ICS 71.040.40 CCS G76 Status 现行 Issue Date 2018-06-07 Implementation 2019-01-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A