Table 4.
Microbiological and chemical-physical characterization of control samples of batch 3.
| Parameter | T0 | T4 | T20 | T30 | T40 | T50 | T60 | T70 | T80 | T90 |
|---|---|---|---|---|---|---|---|---|---|---|
| TVC* | 5.55 | 8.00 | 8.23 | 8.28 | 8.25 | 7.85 | 8.20 | 8.54 | 7.63 | 8.97 |
| Pseudomonas spp.* | 3.90 | 3.20 | 2.85 | 2.00 | < 2.00 | 2.30 | < 2.00 | < 2.00 | < 2.00 | < 2.00 |
| Enterobacteriaceae* | < 2.00 | 2.90 | < 2.00 | 2.30 | < 2.00 | < 2.00 | < 2.00 | < 2.00 | < 2.00 | < 2.00 |
| LAB* | 5.12 | 8.70 | 8.23 | 8.48 | 8.32 | 8.41 | 8.32 | 8.60 | 8.04 | 8.13 |
| pH | 5.72 | 5.2 | 5.39 | 5.41 | 5.44 | 5.48 | 5.56 | 5.56 | 5.55 | 5.54 |
| aw | 0.951 | 0.950 | 0.940 | 0.903 | 0.912 | 0.904 | 0.882 | 0.850 | 0.842 | 0.863 |
| T20+30 | T30+30 | T40+30 | T50+30 | T60+30 | T70+30 | T80+30 | T90+30 | |||
| TVC* | - | - | 8.11 | 8.00 | 7.70 | 8.03 | 8.15 | 8.23 | 8.00 | 7.90 |
| Pseudomonas spp.* | - | - | < 2.00 | < 2.00 | < 2.00 | < 2.00 | < 2.00 | < 2.00 | < 2.00 | < 2.00 |
| Enterobacteriaceae* | - | - | < 2.00 | < 2.00 | < 2.00 | < 2.00 | < 2.00 | < 2.00 | < 2.00 | < 2.00 |
| LAB* | - | - | 8.38 | 8.11 | 7.82 | 8.18 | 8.24 | 8.30 | 7.81 | 7.82 |
| pH | - | - | 5.44 | 5.51 | 5.57 | 5.53 | 5.65 | 5.58 | 5.57 | 5.55 |
| aw | - | - | 0.935 | 0.927 | 0.910 | 0.897 | 0.873 | 0.871 | 0.864 | 0.852 |
*TVC, Pseudomonas spp., Enterobacteriaceae and LAB are expressed as Log CFU/g.