Table 6.
Comparison of adsorption capacities of different dyes onto various adsorbents.
| Adsorbents | Dye | qmax (mg/g) | Refs |
|---|---|---|---|
| NaOH-modified durian leaf | Methylene Blue | 125 | [50] |
| NaOH-modified dead leaves of plane trees | Methylene Blue | 145.62 | [51] |
| Surfactant (C19H42BrN)-modified Prunus Dulcis leaves | Acid blue 113 | 97.09 | [49] |
| NaOH-modified Ficusracemosa with | Acid blue 25 | 83.33 | [47] |
| Citric acid-modified ricinuscommunis leaves | Methylene Blue | 81.29 | [116] |
| H3PO4-modified berry leaves with | Eriochrome Black T | 133.33 | [55] |
| Surfactant (HDTMA-Br)-modified pineappleleaf | Methylene blue | 52.6 | [117] |
| Surfactant (HDTMA-Br)-modified pineappleleaf | Methyl orange | 47.6 | [117] |
| HCl-modified Calotropis procera leaf | Methylene Blue | 192.31 | [118] |
| Sulfonic acid-modified tea leaf | RhodamineB | 757.6 | [119] |
| Bagasse pith | Rhodamine B | 263.85 | [120] |
| Aleurites moluccana seeds | Rhodamine B | 117 | [121] |
| Rice husk-based | Rhodamine B | 478.5 | [122] |
| KOH-treated Irvingia gabonensis | Rhodamine B | 232 | [58] |
| Moringa oleifera seed pod | Rhodamine B | 1250 | [53] |
| H3PO4-modified Gmelina aborea | Rhodamine B | 1000 | This study |