Advances in Materials Science and Engineering / 2019 / Article / Fig 6

Research Article

Tea Stem as a Sorbent for Removal of Methylene Blue from Aqueous Phase

Figure 6

Fitting plots of (a) pseudo-first-order model, (b) pseudo-second-order model, (c) Elovich model, (d) Bangham model, and (e) intraparticle-diffusion model for the adsorption of MB onto tea stem powder (C = 300 mg/L; RM = 4 g/L; time = 60 min; pH = 5.00).

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