Freundlich equation was found to be best fit in H-clays and H-clay complexes as compared to Langmuir and Temkin equations. Langmuir equation was found to be the best fit in natural clay complexes.

• 与Langmuir和Temkin方程比较，Freundlich方程最适合描述H－粘粒复合体对锌的吸附行为，但Langmuir方程最适合于自然粘粒复合体。