Samples | Lignin content (%) | Carbohydrate content (%) |
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AIL | ASL | Rha | Ara | Gal | Glc | Man | Xyl | GlcA/GalA |
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AL | 78.83 (0.86)b
| 3.32 (0.47) | 0.23 (0.06) | –a
| – | 0.52 (0.11) | – | 4.62 (0.14) | – |
EHR | 71.83 (0.48) | 3.60 (0.75) | – | – | – | 2.64 (0.14) | – | 0.86 (0.02) | 0.32/– (0.02/–) |
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AL alkaline lignin obtained from the 4% alcoholic NaOH post-treatment producer, EHR lignin-rich residue remained after enzymatic hydrolysis of the 4% alcoholic NaOH post-treated acid-steam-exploded corn stover, AIL acid insoluble lignin, ASL acid soluble lignin, Rha rhamnose, Ara arabinose, Gal galactose, Glc glucose, Man mannose, Xyl xylose, GlcA glucuronic acid, GlaA galacturonic acid
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aNot detected
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bThe value in parenthesis is standard deviation