Table 11.
Comparison of dye adsorption efficiency of different adsorbents.
| Adsorbents | Dyes | Maximum adsorption capacity (mg g−1) | References |
|---|---|---|---|
| Fly ash | Crystal violet | 4.73 | 45 |
| Rosaniline hydrochloride | 4.81 | ||
| Carbon slurry | Ethyl orange | 198.4 | 46 |
| Metanil yellow | 211.9 | ||
| Acid blue 113 | 221.2 | ||
| Carbon slurry | Chrysoidine G | 80.6 | 47 |
| Crystal violet | 163.0 | ||
| Meldola blue | 171.2 | ||
| Red Mud | Rhodamine B | 5.5 | 48 |
| fast green | 7.5 | ||
| methylene blue | 16.7 | ||
| Boron Industry Waste | Acid Red 183 | 48.5 | 49 |
| Reactive Blue 4 | 46.7 | ||
| Sugar cane dust | Malachite Green | 4.879 | 50 |
| Rhodamine B | 4.261 | ||
| Neem sawdust | malachite green | 4.354 | 51 |
| Orange peel | Acid violet 17 | 19.88 | 52 |
| Flyash | Methylene blue dye | 3.074 | 53 |
| Activated carbon | 9.813 | ||
| Flyash | Congo red dye | 4.125 | |
| Activated carbon | 15.80 | ||
| Clinoptilolite | Basic Yellow 28 | 59.6 | 54 |
| Amberlite XAD-4 | 8.7 | ||
| MSW compost ash | Reactive red 198 | 30.9 | This study |