Home / Standards / GB/T 39778-2021 GB/T 39778-2021 Active Technical specification for recycling and utilization of copper anode mud 铜阳极泥回收利用技术规范 Standard Type GBT ICS 13.030.20 CCS Z00 Status 现行 Issue Date 2021-03-09 Implementation 2021-10-01 Responsible Dept 国家标准委 Drafting Unit N/A