Table 4.
Color, pH, and hydrolysis yield of the SCW hydrolysates obtained at various temperatures and pressurizing agents.
| Pressurization Agents | Temperature (°C) | L* | a* | b* | pH | Hydrolysis Yield (%) |
|---|---|---|---|---|---|---|
| N2 | 140 | 37 ± 2 a | −0.4 ± 0.1 d | 8.7 ± 1.3 ab | 6.69 ± 0.02 f | 41.6 |
| 160 | 23 ± 2 b | 1.6 ± 0.5 c | 8.7 ± 0.2 ab | 7.0 ± 0.1 d | 52.5 | |
| 180 | 20 ± 1 bc | 2.7 ± 0.5 ab | 8.6 ± 0.9 abc | 7.78 ± 0.03 b | 66.0 | |
| 200 | 18.3 ± 0.2 c | 3.3 ± 0.3 a | 3.5 ± 0.3 d | 9.1 ± 0.1 a | 75.2 | |
| CO2 | 140 | 38 ± 3 a | 0.03 ± 0.11 d | 9.5 ± 1.3 a | 6.68 ± 0.04 f | 42.3 |
| 160 | 22 ± 5 bc | 2.3 ± 0.4 bc | 7.4 ± 2.4 bc | 6.89 ± 0.04 e | 58.5 | |
| 180 | 20 ± 3 bc | 2.8 ± 0.3 ab | 6.5 ± 1.1 c | 7.3 ± 0.1 c | 69.4 | |
| 200 | 19 ± 2 bc | 3.1 ± 0.3 a | 6.6 ± 0.7 c | 7.6 ± 0.1 b | 81.3 |
Values with different letters in each column are significantly different when applying the Fisher’s Least Significant Difference (LSD) method at p-value < 0.05.