Table 3.
Physicochemical quality evolution of fuet samples during ripening process.
| Samples | ||||
|---|---|---|---|---|
| Days of Storage | Control | HTs | HTo | C |
| Airing losses (%) | ||||
| Day 7 | 36.42 ± 1.02 b | 34.50 ± 2.03 b | 35.55 ± 2.08 b | 38.81 ± 3.00 c |
| Day 14 | 50.23 ± 3.11 a | 47.74 ± 1.88 a | 49.95 ± 3.87 a | 48.52 ± 1.01 b |
| Day 21 | 52.20 ± 2.23 a | 49.89 ± 3.20 a | 51.14 ± 1.34 a | 53.25 ± 0.99 a |
| aw | ||||
| Day 0 | 0.929 ± 0.01 a | 0.928 ± 0.01 a | 0.928 ± 0.01 a | 0.929 ± 0.00 a |
| Day 7 | 0.889 ± 0.00 b | 0.885 ± 0.05 b | 0.882 ± 0.03 b | 0.878 ± 0.02 b |
| Day 14 | 0.785 ± 0.01 c | 0.777 ± 0.01 c | 0.745 ± 0.04 c | 0.752 ± 0.00 c |
| Day 21 | 0.763 ± 0.02 c | 0.752 ± 0.00 c | 0.734 ± 0.01 c | 0.740 ± 0.01 c |
| pH | ||||
| Day 0 | 6.15 ± 0.03 a | 6.18 ± 0.03 a | 6.03 ± 0.02 a | 6.16 ± 0.02 a |
| Day 7 | 5.20 ± 0.02 b | 5.25 ± 0.00 b | 5.22 ± 0.01 b | 5.08 ± 0.00 b |
| Day 14 | 5.40 ± 0.02 b | 5.31 ± 0.01 b | 5.31 ± 0.01 b | 5.28 ± 0.00 b |
| Day 21 | 5.44 ± 0.05 b | 5.38 ± 0.04 b | 5.38 ± 0.02 b | 5.34 ± 0.02 b |
HTs, samples enriched with synthetic Hydroxytyrosol; HTo, samples enriched with organic Hydroxytyrosol; C, samples enriched with citric; a, b, c: different letters among data in the same column indicate significant differences among days of analysis (p < 0.05).