Selective Removal of Heavy Metal Ions from Waters and Waste.
generate 2.4 million tons of As,Cd,Cr,Cu,Hg,Ni,Pb,Se,V,and Zn annually The metal industry adds 0.39 millionThe values of the maximum allowable concentration (NDS) in PolandIn nature,zinc occurs in the form of minerals.Weakly basic anion exchangers can be used,for example for zinc cyanide removal.
Removal of lead minerals from copper industrial ResearchGate
c University of Agriculture,Mickiewicza Avenue 21,30 120 Cracow,PolandThe industrial concentrate containing 18.5% Cu and 5.5% Pb was divided intoLiu et al.(2000).Some examples involving copper minerals are presented in Table 2.Copper.Lead.Zn cyanide complex,activated carbon,Na2S.Xanthate.Lead.Contact Us