Adsorbent | Mass, g | Biogas flowrate, m3/min | H2S removal, g S/100g of adsorbent | pH | Ref. |
Moist soils | 1 - 5 | 8.00 × 10?5 | 0.50 | 5.70 - 7.70 | [54] |
Montmorillonite clay | 12.50 | 51.00 × 10?2 | 1.27 | 9.00 | [33] |
Municipal waste bottom ash | 13 × 103 | 55.94 × 10?3 | 0.30 | 9.80 | [55] |
Red mud soil | 5 | 5 × 10?5 | 2.10 | >13.00 | [19] |
Coal ashes | 10 | 14.20 × 10?5 | 0.50 | 11.90 ± 0.01 | [15] |
OLA-TP-850 | 1 | 2 × 10?3 | 1.00 | 12.31 | Current study |