Table 3 Comparison between SD_AC_H2O and other activated carbons used for phenol adsorption.
Precursor material | Activator | pH | T (°C) | Qe (mg g−1) | Refs. |
|---|---|---|---|---|---|
Sugarcane bagasse | H2O | 4.0 | 25 | 159 | This study |
Black wattle bark waste | ZnCl2 | 6.5 | 55 | 99 | |
Pyrolytic tyre | HNO3 | 6.7 | 25 | 52 | |
Sewage sludge | HNO3 | 6.8 | 20 | 30 | |
Waste tea | HNO3 | 7.0 | 30 | 108 | |
Fox nutshell | ZnCl2 | 7.0 | 30 | 77 | |
Peanut shell | – | 6.0 | – | 21 | |
Coconut shell | – | – | 25 | 145 | |
Avocado kernel seed | CO2 | 6.0 | 25 | 90 | |
Rattan sawdust | – | – | 30 | 149 |
