Table 3.
CIELAB values of fresh calafate juice and cryoconcentrate samples during storage.
| Day | Sample | L* | a* | b* | ΔE* |
|---|---|---|---|---|---|
| 0 | Fresh juice | 33.95 ± 0.61 a | 31.21 ± 2.72 a | 3.11 ± 0.08 a | - |
| C1 | 21.71 ± 1.01 b | 39.58 ± 0.47 b | 2.68 ± 0.24 b | 14.84 ± 1.07 a | |
| C2 | 10.41 ± 0.51 c | 43.40 ± 0.34 c | 2.32 ± 0.21 b,c | 26.52 ± 0.34 b | |
| C3 | 7.22 ± 0.19 d | 46.71 ± 0.29 d | 1.71 ± 0.08 d | 30.92 ± 0.30 c | |
| 7 | Fresh juice | 32.05 ± 0.09 a | 33.71 ± 1.00 a | 3.04 ± 0.05 a | - |
| C1 | 16.85 ± 0.23 b | 41.44 ± 0.29 b | 2.02 ± 0.02 b | 17.08 ± 0.31 a | |
| C2 | 8.37 ± 0.14 c | 44.85 ± 0.25 c | 1.41 ± 0.13 c | 26.22 ± 0.24 b | |
| C3 | 5.49 ± 0.26 d | 48.45 ± 0.28 d | 0.99 ± 0.03 d | 30.44 ± 0.26 c | |
| 14 | Fresh juice | 31.12 ± 0.15 a | 34.07 ± 0.13 a | 3.00 ± 0.01 a | - |
| C1 | 16.05 ± 0.05 b | 41.94 ± 0.08 b | 1.65 ± 0.06 b | 17.05 ± 0.06 a | |
| C2 | 7.97 ± 0.03 c | 45.07 ± 0.07 c | 1.32 ± 0.01 c | 25.68 ± 0.04 b | |
| C3 | 4.96 ± 0.02 d | 49.18 ± 0.06 d | 0.91 ± 0.02 d | 30.28 ± 0.03 c | |
| 21 | Fresh juice | 25.84 ± 0.82 a | 37.36 ± 0.32 a | 2.79 ± 0.05 a | - |
| C1 | 13.10 ± 0.60 b | 43.41 ± 0.35 b | 1.17 ± 0.04 b | 14.20 ± 0.45 a | |
| C2 | 6.37 ± 0.16 c | 46.48 ± 0.35 c | 1.06 ± 0.06 c | 21.58 ± 0.27 b | |
| C3 | 3.10 ± 0.05 d | 50.46 ± 0.31 d | 0.75 ± 0.05 d | 26.32 ± 0.17 c | |
| 28 | Fresh juice | 20.25 ± 0.30 a | 39.60 ± 0.33 a | 2.33 ± 0.27 a | - |
| C1 | 9.49 ± 0.14 b | 45.30 ± 0.27 b | 0.92 ± 0.04 b | 12.26 ± 0.16 a | |
| C2 | 5.04 ± 0.07 c | 48.31 ± 0.33 c | 0.85 ± 0.04 c | 17.58 ± 0.20 b | |
| C3 | 1.97 ± 0.02 d | 52.34 ± 0.28 d | 0.50 ± 0.05 d | 22.36 ± 0.18 c | |
| 35 | Fresh juice | 13.57 ± 0.45 a | 41.73 ± 0.24 a | 1.99 ± 0.04 a | - |
| C1 | 6.13 ± 0.02 b | 47.67 ± 0.46 b | 0.53 ± 0.03 b | 9.63 ± 0.28 a | |
| C2 | 3.69 ± 0.15 c | 51.00 ± 0.41 c | 0.33 ± 0.03 c | 13.65 ± 0.38 b | |
| C3 | 0.51 ± 0.37 d | 55.00 ± 0.26 d | 0.06 ± 0.01 d | 18.72 ± 0.37 c |
Different letters in the same column show significant differences at 5% between homogeneous groups in each variable to a LSD. C1, C2 and C3 represents cycle 1, cycle 2 and cycle 3, respectively. “-” corresponds to a control sample on the day of analysis.