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Relative percentages of groups found in the C1s signal of the analyzed samples.
| Samples | C-C/C-H (~285 eV) |
C-O (286.5–287.2 eV) |
O-C=O (288.5–289.3 eV) |
|---|---|---|---|
| Untreated | 57.64 ± 2.76 | 22.68 ± 0.83 | 19.68 ± 1.52 |
| Ac1p | 37.22 ± 0.29 | 31.41 ± 0.28 | 31.37 ± 0.09 |
| Ac2p | 37.60 ± 0.30 | 31.19 ± 0.14 | 31.21 ± 0.19 |
| Ac6p | 36.77 ± 0.08 | 31.41 ± 0.15 | 31.82 ± 0.14 |
| Ac12p | 36.83 ± 0.16 | 31.09 ± 0.32 | 32.08 ± 0.33 |
