반면 pH가 높을수록 H+ 수가 적고 음이온을 함유하고 있는 리간드가 증가하면서 Cd의 흡착률은 증가한다.
On the other hand, as the pH is higher, the number of H+ is low, and the adsorption rate of Cd is increasing while the ligand containing anions is increasing.