The static experiment data also demonstrated that the sorption isotherm presented a good fit to Freundlich model, and the thermodynamic results showed that As(V) sorption onto N201-Fe was an endothermic process.

• 静态吸附实验表明N201-Fe吸附As(V)的等温线符合Freundlich模型,热力学结果显示,该吸附过程为吸热过程。