mmol/g lignin | |||
Functional group | MWL | ILL | EOL |
Methoxy | 4.3 ± 0.0 | 2.9 ± 0.0 | 4.2 ± 0.0 |
Carbonyl | 1.5 ± 0.0 | 0.2 ± 0.1 | 3.0 ± 0.1 |
Carboxyl | 0.8 ± 0.0 | 0.5 ± 0.0 | 1.1 ± 0.1 |
Phenolic OH | 1.5 ± 0.9 | 1.5 ± 0.1 | 2.4 ± 0.1 |
Aliphatic OH | 2.5 ± 0.5 | 5.1 ± 0.1 | 2.2 ± 0.1 |