<正>Xu and Zhu published the paper entitled"Elimination of Bisphenol A from Water via Graphene Oxide Adsorption".1In section of 3.2 BPA adsorption kinetics,authors stated that"The pseudo-first-order model"and cited Blanchard et al.2to be a reference.There is nothing about the pseudo-first-order model in the reference.It is a quotation error.The Lagergren rate equation presented in 1898,is a first order model.Basical-