concentration Duration (min) | % of dye removal at 75 (ppm) | % of dye removal at 100 (ppm) | % of dye removal at 125 (ppm) | % of dye removal at 150 (ppm) | % of dye removal at 175 (ppm) | % of dye removal at 200 (ppm) |
10 | 45 | 48 | 52 | 55 | 60 | 63 |
20 | 56 | 58 | 60 | 60 | 61 | 60 |
30 | 66 | 66 | 66 | 64 | 63 | 62 |
40 | 77 | 79 | 73 | 68 | 68 | 68 |
50 | 86 | 83 | 79 | 72 | 70 | 69 |
60 | 94 | 87 | 84 | 75 | 72 | 70 |
70 | 100 | 91 | 89 | 78 | 74 | 71 |
80 | - | 95 | 93 | 80 | 75 | 72 |
90 | - | 100 | 96 | 82 | 76 | 73 |
100 | - | - | 98 | 84 | 77 | 74 |
110 | - | - | 99 | 86 | 78 | 75 |
120 | - | - | 100 | 87 | 79 | 75 |