Table 2. Effect of thyme and rosemary on the pH, TBARS, and residual nitrite content in sausages during storage
Item | Treatment1) | Storage (wk)
|
0 | 2 | 4 | 6 |
pH | C | 6.45±0.01Aa | 6.29±0.02Ab | 6.10±0.02Ac | 5.86±0.01Ad |
T1 | 6.26±0.02Ba | 6.08±0.01Bb | 5.89±0.02Bc | 5.82±0.01BCd |
T2 | 6.26±0.02Ba | 6.09±0.00Bb | 5.87±0.01Bc | 5.84±0.01Bd |
T3 | 6.21±0.01Ca | 6.08±0.01Bb | 5.77±0.01Cd | 5.83±0.01Bc |
T4 | 6.20±0.01Ca | 6.03±0.00Cb | 5.77±0.02Cd | 5.81±0.01Cc |
TBARS (mg MA/100g) | C | 0.21±0.01b | 0.31±0.02a | 0.31±0.01Aa | 0.29±0.02a |
T1 | 0.22±0.04b | 0.28±0.01a | 0.28±0.01Ca | 0.27±0.01a |
T2 | 0.21±0.01b | 0.30±0.01a | 0.29±0.02BCa | 0.30±0.02a |
T3 | 0.22±0.02b | 0.29±0.01a | 0.29±0.00Ca | 0.27±0.01a |
T4 | 0.22±0.02c | 0.29±0.01b | 0.31±0.01ABa | 0.27±0.01b |
Residual nitrite (ppm) | C | 12.63±0.29Aa | 9.92±0.39b | 8.42±0.07Ac | 6.91±0.54d |
T1 | 12.04±0.19Ba | 9.27±1.00b | 7.14±0.48Bc | 6.90±0.33c |
T2 | 12.60±0.33Aa | 9.59±0.29b | 7.50±0.41Bc | 7.21±0.12c |
T3 | 13.01±0.05Aa | 9.91±0.49b | 7.16±0.15Bc | 7.02±0.04c |
T4 | 12.76±0.20Aa | 9.25±1.00b | 7.55±0.27Bc | 6.60±0.29c |