Home / Standards / GB/T 27678-2011 GB/T 27678-2011 Active The technical specification of waste water recycle fo hydrometallurgical zinc enterprise 湿法炼锌企业废水循环利用技术规范 Standard Type GBT ICS 77.120.01 CCS H62 Status 现行 Issue Date 2011-12-30 Implementation 2012-10-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A