Pineapple Bark Performance in Dyes Adsorption: Optimization by the Central Composite Design

<div>pH effect on PB adsorption capacity. <i>m</i> = 2 g·L<sup>−1</sup>; [DM] = 20 mg·L<sup>−1</sup>; <i>T</i> = 20°C; pH = 2–12; <i>V</i><sub>ag</sub> = 400 rpm; <i>t</i> = 30 min.</div>

Journal of Chemistry

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Figure 9

Figure 9: Pineapple Bark Performance in Dyes Adsorption: Optimization by the Central Composite Design 