Use of Forestry Wastes for Biosorption of Dyes and Cr (VI)

Figure 9

Cr (VI) adsorption capacity of PC (a) and OC (b) as a function of pH (Adsorbent dosage, 2500 mg per 100 mL; Cr(VI) concentration, 10 mg L⁻¹).

(a)

(b)