Fig. 3
Effect of adsorbent dosage. a P-qe. b P-% sorption. c AP-qe .d AP-% sorption (adsorption conditions: concentration of cationic dye 50 ppm, solution pH, contact time 120 min, and temperature 25 ± 1 °C for P and concentration of cationic dye 100 ppm, solution pH, contact time 60 min, temperature 25 ± 1 °C for AP)
