Table 1.
Fluorescence quenching constants of EGCG complex with whey protein under different temperature treatment conditions.
| Groups | T/K | Ksv/(104 L mol−1) | Kq/(1012 L mol−1 s−1) |
|---|---|---|---|
| Room temperature | 297 | 0. 969 ± 0.023de | 0. 969 ± 0.023de |
| 304 | 0. 879 ± 0.031ef | 0. 879 ± 0.031ef | |
| 311 | 0. 806 ± 0.027f | 0. 806 ± 0.027f | |
| 60 ℃ | 297 | 1.004 ± 0.027d | 1.004 ± 0.027d |
| 304 | 1.198 ± 0.046c | 1.198 ± 0.046c | |
| 311 | 1.056 ± 0.019d | 1.056 ± 0.019d | |
| 80 ℃ | 297 | 1.252 ± 0.034bc | 1.252 ± 0.034bc |
| 304 | 1.339 ± 0.079ab | 1.339 ± 0.079ab | |
| 311 | 1.351 ± 0.107a | 1.351 ± 0.107a | |
| 100 ℃ | 297 | 1.327 ± 0.025ab | 1.327 ± 0.025ab |
| 304 | 1.310 ± 0.027ab | 1.310 ± 0.027ab | |
| 311 | 1.366 ± 0.017a | 1.366 ± 0.017a | |
Note: Different letters indicate significant differences in the same column of data (p < 0.05).