Comment on "Mistakes and inconsistencies regarding adsorption of contaminants from aqueous solution: A critical review, published by Tran et al. [Water Research 120, 2017, 88-116]".

Correct treatment of adsorption thermodynamics requires consistent handling of adsorption isotherms and the corresponding sorption coefficients. The present comment points to some inconsistencies and misunderstandings in a recent review article.