Fig. 9
From: Pincer ligand mesoporous material in heavy metal adsorption for environmental purposes
Effect of pH on adsorption of metals using @SiA3. Adsorption conditions: 10 mg of @SiA3 in 10 mL of an aqueous solution containing each metal ion at its optimal concentration, at pH ranging from 1 to 7 for 30 min and at 25 °C.
