Biological treatment of a synthetic gold milling effluent

aguas residuales biomasa biomass biomasse bioreactors biorreactores carga contaminante charge polluante cianuros cinc cobre copper cuivre cyanides cyanure effluents fer gold hierro iron measurement mesure microorganisme microorganismos microorganisms milling molienda mouture or oro pollutant load thiocyanate thiocyanates tiocianatos wastewater zinc