Table 2 Component analysis of various lignocellulosic biomass before and after treatment with EaCl:LAC
Component (%) | Corncob | Rice straw | Pod | Wheat straw | Bagasse | Rice husk | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Raw | Treated | Raw | Treated | Raw | Treated | Raw | Treated | Raw | Treated | Raw | Treated | |
Cellulose | 30.0 ± 0.8 | 70.0 ± 3.1 | 31.7 ± 2.2 | 51.0 ± 2.4 | 21.8 ± 0.1 | 42.0 ± 0.4 | 38.1 ± 0.8 | 63.8 ± 1.4 | 32.0 ± 1.1 | 66.0 ± 2.7 | 35.0 ± 1.7 | 44.0 ± 1.7 |
Cellulose yield | ‒ | 98.0 | ‒ | 70.7 | ‒ | 92.4 | ‒ | 92.3 | ‒ | 82.5 | ‒ | 72.9 |
Hemicellulose | 14.6 ± 0.1 | 4.2 ± 0.2 | 10.0 ± 1.2 | 4.3 ± 0.4 | 10.9 ± 0.7 | 5.6 ± 0.7 | 8.4 ± 0.8 | 4.6 ± 0.3 | 11.6 ± 1.4 | 4.9 ± 0.2 | 6.7 ± 1.1 | 4.3 ± 0.4 |
HC removala | ‒ | 87.9 | ‒ | 81.1 | ‒ | 75.3 | ‒ | 69.9 | ‒ | 83.1 | ‒ | 62.7 |
AS ligninb | 2.3 ± 0.1 | 0.9 ± 0.1 | 1.5 ± 0.2 | 0.7 ± 0.0 | 1.5 ± 0.2 | 0.7 ± 0.1 | 0.9 ± 0.1 | 0.7 ± 0.0 | 1.5 ± 0.0 | 0.9 ± 0.0 | 0.8 ± 0.1 | 0.5 ± 0.0 |
AIS ligninc | 24.2 ± 1.4 | 17.1 ± 1.9 | 31.4 ± 1.2 | 28.2 ± 0.2 | 31.1 ± 0.5 | 38.2 ± 0.5 | 37.1 ± 1.0 | 21.9 ± 1.0 | 9.8 ± 0.6 | 11.2 ± 1.4 | 36.1 ± 1.3 | 29.6 ± 1.2 |
Lignin removal | ‒ | 71.5 | ‒ | 61.3 | ‒ | 42.7 | ‒ | 67.0 | ‒ | 57.2 | ‒ | 52.7 |
Solid yield | ‒ | 42.0 | ‒ | 44.0 | ‒ | 48.0 | ‒ | 55.0 | ‒ | 40.0 | ‒ | 58.0 |
Ash | 0.4 ± 0.0 | 0.7 ± 0.0 | 6.6 ± 0.0 | 11.7 ± 0.0 | 0.5 ± 0.1 | 0.4 ± 0.1 | 1.0 ± 0.0 | 1.9 ± 0.0 | 0.6 ± 0.0 | 1.2 ± 0.0 | 11.7 ± 0.2 | 17.0 ± 1.0 |
Others | 28.9 ± 2.3 | 7.1 ± 0.7 | 18.8 ± 3.6 | 4.1 ± 0.3 | 34.2 ± 1.1 | 13.1 ± 0.7 | 14.5 ± 1.4 | 7.1 ± 2.0 | 44.5 ± 3.0 | 18.8 ± 1.9 | 9.7 ± 1.0 | 4.6 ± 1.7 |