Research Article
Reduction of SO2 to Elemental Sulfur in Flue Gas Using Copper-Alumina Catalysts
Table 2
The amount of total, weak, moderate, and strong acid sites of Al2O3 and Al2O3-Cu (10%) catalysts.
| Catalyst | Al2O3 | Al2O3-Cu (10%) |
| Weak acid sites (mmol/g) | 0.0416 | 0.0880 | Moderate acid sites (mmol/g) | 0.1084 | 0.137 | Strong acid sites (mmol/g) | 0.2356 | 0.188 | Total acid sites (mmol/g) | 0.3857 | 0.414 |
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