Table 1.
Solvent | pH | Total Polyphenols (mg/l) |
Proanthocyanidins (mg/l) |
---|---|---|---|
H20 | 2 | 266 | 114 |
3 | 104 | 47 | |
4 | 124 | 49 | |
5 | 78 | 25 | |
50% Ethanol | 2 | 964 | 306 |
3 | 591 | 181 | |
4 | 469 | 154 | |
5 | 408 | 123 |
Total polyphenols were calculated as gallic acid and proanthocyanidins were calculated as proanthocyanidin A2 equivalents