Home / Standards / GB/T 31246-2014 GB/T 31246-2014 Abolished Water treatment chemicals—Technical specification and test method of cationic polyacrylamides 水处理剂 阳离子型聚丙烯酰胺的技术条件和试验方法 Standard Type GBT ICS 71.100.80 CCS G77 Status 废止 Issue Date 2014-12-05 Implementation 2015-05-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A