Figure 8
From: One-step synthesis of nitrogen-grafted copper-gallic acid for enhanced methylene blue removal

The adsorption efficiency of Ng-CuGA for the MB removal after five adsorption–desorption cycles.
From: One-step synthesis of nitrogen-grafted copper-gallic acid for enhanced methylene blue removal

The adsorption efficiency of Ng-CuGA for the MB removal after five adsorption–desorption cycles.