Competitive and Noncompetitive Batch Sorption Studies of Aqueous Cd(II) and Pb(II) Uptake onto Coffea canephora Husks, Cyperus papyrus Stems, and Musa spp. Peels

Figure 3

Correlation of DOC released into solutions with the sorption intensities of C. canephora, Musa spp., and C. papyrus for Cd²⁺ and Pb²⁺ ions.