Home / Standards / GB/T 18916.12-2023 GB/T 18916.12-2023 Active Norm of water intake—Part 12: Alumina 取水定额 第12部分:氧化铝 Standard Type GBT ICS 13.060.25 CCS P41 Status 现行 Issue Date 2023-05-23 Implementation 2023-09-01 Responsible Dept 国家标准委 Drafting Unit N/A