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Integrated values of the proton signals (O-CH3, α-CH2) and their ratio for each type of raw and acetylated lignin.
| ID Lignin | Aromatic H | O-CH3 | α-CH2 | α-CH2/O-CH3 |
|---|---|---|---|---|
| KL | 1 | 0.714 | 0.319 | 0.6702 |
| AKL | 1 | 1.16 | 1.91 | 1.6466 |
| OL | 1 | 1.744 | 0.502 | 0.2878 |
| AOL | 1 | 1.34 | 1.97 | 1.4701 |
| HL | 1 | 1.211 | 0.419 | 0.5190 |
| AHL | 1 | 1.46 | 1.8 | 1.8493 |
