Table 4.
Optimization factors for removal of malachite green dye from aqueous solutions by various algae.
| Adsorbent | Initial dye conc. (mg/L) | Algal doses (g/L) | pH | Contact time (min) | Removal efficiency (%) | References |
|---|---|---|---|---|---|---|
| Scenedesmus quadricauda | 6 | 0.004 | 6 | 69 | 73.49 | Kousha et al.52 |
| Chlorella vulgaris | 6 | 0.004 | 6 | 90 | 91.61 | Kousha et al.52 |
| Laminaria japonica | 80 | 5 | 6 | 10 | 93.95 | Wang et al.54 |
| Sargassum crassifolium | 5 | 1 g/L | 8.0 | 60 | 95.6 | Omar et al.57 |
| Ulva lactuca | 5 | 1 g/L | 8.0 | 60 | 93.8 | Omar et al.57 |
| Gracilaria corticata | 5 | 1 g/L | 8.0 | 60 | 92.5 | Omar et al.57 |
| Cosmarium sp. | 10 | 4.5 × 106 cells mL− 1 | 9 | 210 | 92.4 | Daneshvar et al.59 |
| Pandoraea pulmonicola YC32 | 50 | 5 | 7–10 | – | 85.2 | Chen et al.60 |
| Pithophora sp. | 100 | 0.015 | 5 | 50 | 95.14 | kumar et al.61 |
| Turbinaria conoides | 100 | 3 | 8 | 225 | 66.6 | Hameed and El-Khaiary62 |
| algal biomass | 80 | 0.02 | 2.9 | 60 | 100 | Jasim and Abbas63 |
| Chlorella pyrenoidosa | 15 | 4 mL | 7 | 6 days | 95 | Thirumagal and Panneerselvam64 |
| Ulva lactuca | 100 | 0.1 g/L | 7 | 60 | 75.35 | Deokar and Sabale65 |