Table 4 Optimal conditions of DOE.

From: Application of response surface methodology for modeling adsorption of janus green and safranin-O on magnetic nanocomposite from aqueous solutions

Optimal conditions

%Removal ± RSD (n = 3)

JG

SO

AC/FeO amount

pH

Concentration

Sonication time

Predicted

Experimental

Predicted

Experimental

0.023 g

7

20 mg L−1

18 min

94.18

95.79 ± 2.38

96.82

97.60 ± 1.95

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