Research Article
Utilization of Cactus Peel as Biosorbent for the Removal of Reactive Dyes from Textile Dye Effluents
Table 2
Experimental design data for batch biosorption of reactive red dye with cactus peel.
| Run | Factors | Response | A: pH | B: conc.(mg/L) | C: dose (g) | D: time (min) | (%) removal |
| 1 | 3.00 | 40.00 | 2.00 | 40.00 | 82.68 | 2 | 9.00 | 40.00 | 2.00 | 40.00 | 72.99 | 3 | 3.00 | 80.00 | 2.00 | 40.00 | 67.84 | 4 | 9.00 | 80.00 | 2.00 | 40.00 | 53.37 | 5 | 3.00 | 40.00 | 6.00 | 40.00 | 89.76 | 6 | 9.00 | 40.00 | 6.00 | 40.00 | 84.67 | 7 | 3.00 | 80.00 | 6.00 | 40.00 | 81.73 | 8 | 9.00 | 80.00 | 6.00 | 40.00 | 69.06 | 9 | 3.00 | 40.00 | 2.00 | 120.00 | 91.86 | 10 | 9.00 | 40.00 | 2.00 | 120.00 | 79.25 | 11 | 3.00 | 80.00 | 2.00 | 120.00 | 71.65 | 12 | 9.00 | 80.00 | 2.00 | 120.00 | 42.21 | 13 | 3.00 | 40.00 | 6.00 | 120.00 | 99.43 | 14 | 9.00 | 40.00 | 6.00 | 120.00 | 92.13 | 15 | 3.00 | 80.00 | 6.00 | 120.00 | 87.94 | 16 | 9.00 | 80.00 | 6.00 | 120.00 | 75.38 | 17 | 5.70 | 60.00 | 4.00 | 80.00 | 76.29 | 18 | 6.30 | 60.00 | 4.00 | 80.00 | 70.62 | 19 | 6.00 | 58.00 | 4.00 | 80.00 | 76.27 | 20 | 6.00 | 62.00 | 4.00 | 80.00 | 71.68 | 21 | 6.00 | 60.00 | 3.80 | 80.00 | 69.82 | 22 | 6.00 | 60.00 | 4.20 | 80.00 | 74.56 | 23 | 6.00 | 60.00 | 4.00 | 76.00 | 67.74 | 24 | 6.00 | 60.00 | 4.00 | 84.00 | 70.49 | 25 | 6.00 | 60.00 | 4.00 | 80.00 | 73.07 | 26 | 6.00 | 60.00 | 4.00 | 80.00 | 73.09 |
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