Fig. 9

Effect of (a) initial nitrate concentration, (b) adsorbent dose, (c) contact time, (d) solution pH, and (e) competitive Anion Concentration (mg L⁻1) on nitrate adsorption.

Effect of (a) initial nitrate concentration, (b) adsorbent dose, (c) contact time, (d) solution pH, and (e) competitive Anion Concentration (mg L⁻1) on nitrate adsorption.