Fig. 5
From: Adsorption of Fe-modified peanut shell biochar for Pb(II) in mixed Pb(II), Cu(II), Ni(II) solutions

XRD patterns of Fe@BC and BC.
From: Adsorption of Fe-modified peanut shell biochar for Pb(II) in mixed Pb(II), Cu(II), Ni(II) solutions

XRD patterns of Fe@BC and BC.