خام الذهب cu zn pb system - bedbreakfaststaphorst
Cd, Cu, Pb, and Zn coprecipitates in Fe oxide . In this study, Cd, Cu, Pb, and Zn were coprecipitated with Fe by titration to pHs 6 and 7. Metal solubility was monitored during the coprecipitation process to pH 7 and after aging of the product.