Assia Benhouria, Md. Azharul Islam, Hassina Zaghouane-Boudiaf, Mokhtar Boutahala et al.
Three adsorbents, namely, bentonite–alginate beads, activated carbon–alginate beads, and activated carbon–bentonite–alginate beads (ABA) were prepared for the adsorption of methylene blue (MB). The effects of solution pH (3–11), temperature (30, 40, and 50 °C), initial concentration (25–500 mg/L), a...