Table 3 Compositional analysis of untreated and pretreated rice straw and sugarcane bagasse
Biomass | Treatment | Residual straw ( g ) | Cellulose (%) | Hemicellulose (%) | Holocellulose (%) | Lignin (%) |
|---|---|---|---|---|---|---|
Rice straw | Untreated | 200 | 40.0 ± 1.8 | 28.0 ± 2.0 | 68.0 ± 1.9 | 9.0 ± 0.8 |
Alkali treated | 144 | 60.1 ± 1.2 | 19.2 ± 1.6 | 79.3 ± 1.3 | 3.5 ± 0.6 | |
Acid treated | 110 | 76.8 ± 1.1 | 1.3 ± 0.23 | 78.1 ± 0.8 | 8.1 ± 0.2 | |
Sugarcane bagasse | Untreated | 200 | 35.1 ± 2.1 | 31.2 ± 1.7 | 67.3 ± 2.0 | 19.2 ± 0.4 |
Alkali treated | 152 | 49.9 ± 1.2 | 25.2 ± 1.6 | 75.1 ± 0.6 | 10.6 ± 1.3 | |
Acid treated | 125 | 49.6 ± 2.5 | 1.6 ± 0.9 | 52.2 ± 1.4 | 18.1 ± 0.5 |