Development of Cellulose Acetate Microcapsules with Cyanex 923 for Phenol Removal from Aqueous Media

Table 1

pH modification of aqueous solutions and its effect on phenol extraction. Experimental conditions: 50 mL of phenol at 25 mg L⁻¹, 0.25 g of CA-MC-Cy prepared with 1 mol L⁻¹ of Cyanex 923, 7 hours of experimental time.

Solution pH value	Phenol sorption (mol Kg^−1)
1	2.00 (3.35)
3	2.10 (5.89)
5	2.01 (4.10)
6	1.93 (3.39)
11	1.59 (7.95)

Relative standard deviation in percentage (% RSD), .