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Activity as a function of effective thickness (left) and initial adsorption rate (right) for pH = 5.4 (■), pH = 4.4 (▲), pH = 6.4 (●), pH = 4.4 + 100 mmol·L−1 NaCl (△), pH = 5.4 + 100 mmol·L−1 NaCl (□), and pH 6.4 + 100 mmol·L−1 NaCl (○). Dashed lines are drawn to guide the eye. Reprinted from [242], with permission from American Chemical Society.
