Table 1. DBT Adsorption Capacities of Different Adsorbents at Room Temperature.
| adsorbent | surface area (m2/g) | adsorption time (min) | Adsorption capacity (mg/g) | initial sulfur content (ppm) | refs |
|---|---|---|---|---|---|
| microwave-synthesized carbon nanotubes | 171.0 | 60 | 21.50 | 250 | (61) |
| ACTD | 493.0 | 90 | 8.60 | 150 | (15) |
| ACWS | 1570.0 | 30 | 47.10 | 220 | (62) |
| ACFH-Cu+2 | 1090.0 | 480 | 19.00 | 330 | (63) |
| mesoporous carbon-silica nanocomposite via copper modification | 276.0 | 2880 | 13.95 | 960 | (64) |
| carbon aerogels | 741.0 | 96 | 15.10 | 250 | (65) |
| AC/γ-Fe2O3 nanocomposite | 363.0 | 40 | 38.00 | (66) | |
| magnetic mesoporous carbon | 705.0 | 60 | 62.00 | 1000 | (67) |
| PMAC 1/3 | 2038.0 | 60 | 84.67 | 500 | this work |
| PMAC 1/4 | 2784.0 | 60 | 74.97 | 500 | this work |