Home / Standards / GB/T 12157-2022 GB/T 12157-2022 Active Determination of dissolved oxygen in water for industrial circulating cooling system and boiler 工业循环冷却水和锅炉用水中溶解氧的测定 Standard Type GBT ICS 13.060.50;71.040.40 CCS G76 Status 现行 Issue Date 2022-03-09 Implementation 2022-10-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A