Treatment | Total solidsa (%) | Composition (%) | Remaining solid (%) |
---|
Alkaline | Oxygen-radical | Cellulose | Hemicellulose | Lignin | Ash |
---|
− | − | 96.1 | 34.4 | 29.5 | 13.4 | 13.1 | – |
+ | − | 98.1 | 65.4 | 18.2 | 5.5 | 5.1 | 68.9 |
+ | + | 97.7 | 63.9 | 18.5 | 5.9 | 5.4 | 67.8 |
- The contents of cellulose, hemicellulose, lignin, and ash in native and alkaline-pretreated rice straw with or without oxygen-radical treatment were determined according to previous methods. Data are presented as mean values of three independent experiments. The standard errors were < 22%
- aBased on dry matter