Home / Standards / GB/T 4482-2018 GB/T 4482-2018 Active Water treatment chemicals—Ferric chloride 水处理剂 氯化铁 Standard Type GBT ICS 71.100.80 CCS G77 Status 现行 Issue Date 2018-02-06 Implementation 2018-09-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A