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| Fraction | Main Compounds | Retention time (min) | Weight (mg) | Yield |
|---|---|---|---|---|
| F1 | Galloylated tannins | 0–8 | 1719.6 | 35.87% |
| F2 | Monomers | 9–20 | 1044.4 | 21.78% |
| F3 | Dimers | 21–30 | 546.9 | 11.41% |
| F4 | Trimers | 31–42 | 302.3 | 6.31% |
| F5 | Tetramers. Pentamers | 43–62 | 257.2 | 5.36% |
| F6 | Tail fraction | 63–140 | 198.6 | 4.14% |
| F0 | Coil fraction | 172.7 | 3.6% | |
| Sum | 4241.7 | 87.74% |
