Guizhou Provincial Standard of the People's Republic of China
Latest
DB52/ 1422-2019
Scope
This standard is applicable to the environmental impact assessment, environmental protection facility design, completed environmental protection acceptance and pollutant emission management after production of mercury and its compound industrial enterprise construction projects.
DB52/ 1422-2019 history
2019DB52/ 1422-2019 Discharge standard of mercury and its compounds industrial pollutants