Table 2.
Bioactive components | Linear regression equations | Correlation coefficients (R2) | Contents (mg/g GD powder) |
---|---|---|---|
Chlorogenic acid | y = 381,854.86597 + 57,440,112.13043× | 0.99884 | 5.57 ± 0.35 |
3, 4-dicaffeoylquinic acid | y = −27,745.44883 + 68,618,107.60542× | 0.99988 | 0.67 ± 0.08 |
3, 5-dicaffeoylquinic acid | y = 250,500.51458 + 78,350,260.14366× | 0.99905 | 10.29 ± 0.74 |
4, 5-dicaffeoylquinic acid | y = 26,676.51400 + 9,837,283.14720× | 0.99975 | 6.84 ± 0.14 |