Fig. 4From: Insights into brewed tea waste as a green and low-priced adsorbent for solid-phase extraction of Cd(II) ions: isotherm, kinetic, and artificial neural network approachInfluences of a pH, b BTW amount, c sample volume, d adsorption equilibrium time, e desorption contact time, f initial Cd(II) concentration on the adsorption and recovery of Cd(II) ionsBack to article page