Table 3.
Quantification of compounds in PRF of Red Delicious apple skin.
| Compounds | mg/100 g DW | % |
|---|---|---|
| (−)-Epicatechin | 93.85 | 25.63 |
| (+)-Catechin | 6.85 | 1.87 |
| Total monomers | 100.70 | 27.50 |
| Procyanidin B1 | 19.21 | 5.24 |
| Procyanidin B2 | 86.78 | 23.69 |
| Procyanidin C1 | 43.32 | 11.83 |
| Trimer 2 | 9.82 | 2.68 |
| Trimer 3 | 8.73 | 2.38 |
| Tetramer 1 | 21.37 | 5.84 |
| Tetramer 2 | 26.32 | 7.19 |
| Tetramer 3 | 10.34 | 2.82 |
| Tetramer 4 | 1.90 | 0.52 |
| Pentamer 1 | 6.10 | 1.66 |
| Pentamer 2 | 7.33 | 2.00 |
| Hexamer | 22.57 | 6.16 |
| Heptamer | 1.76 | 0.48 |
| Total Oligomers | 265.55 | 72.50 |
| Total PRF | 366.25 | 100.00 |