Fig. 4. Effect of (a) contact time (dye: 500 mg L−1; adsorbent: 0.1 g L−1; temp: 35 °C) (b) adsorbent dosage (dye: 500 mg L−1; time: 4 h; temp: 35 °C) (c) initial dye concentration (time: 4 h; adsorbent: 0.1 g L−1; temp: 35 °C) (d) temperature (dye: 500 mg L−1; adsorbent: 0.1 g L−1; time: 4 h) on removal% of dyes.
