Home / Standards / GB/T 10531-2016 GB/T 10531-2016 Active Water treatment chemicals—Ferrous sulphate 水处理剂 硫酸亚铁 Standard Type GBT ICS 71.100.80 CCS G77 Status 现行 Issue Date 2016-10-13 Implementation 2017-05-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A