Home / Standards / GB/T 22592-2008 GB/T 22592-2008 Active Water treatment reagent - General rules for the determination of pH 水处理剂 pH值测定方法通则 Standard Type GBT ICS 71.040.40 CCS G76 Status 现行 Issue Date 2008-12-23 Implementation 2009-09-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A