Table 4.
Equilibrium concentration of O2 and CO2 predicted by the model and experimental observations for modified atmosphere packaged guava
| Temperature (°C) | Yeq-preO2 (%) | Yeq-expO2 (%) | Zeq-preCO2 (%) | Zeq-expCO2 (%) | teq-pre (h) | teq-exp (h) |
|---|---|---|---|---|---|---|
| MA package fill weight: 1.00 kg; Free volume of the package: 618 ml | ||||||
| 10 | 4.97 | 5.20 | 2.91 | 3.34 | 24.0 | 26.0 |
| 15 | 4.86 | 5.13 | 2.97 | 3.45 | 22.0 | 24.0 |
| 20 | 4.82 | 5.00 | 2.93 | 3.39 | 18.0 | 20.0 |
| 25 | 5.11 | 5.27 | 2.86 | 3.27 | 16.0 | 16.0 |
| MA package fill weight: 0.90 kg; Free volume of the package: 740 ml | ||||||
| 10 | 4.95 | 5.26 | 3.05 | 3.58 | 30.0 | 34.0 |
| 15 | 4.90 | 5.28 | 3.00 | 3.39 | 26.0 | 28.0 |
| 20 | 5.05 | 5.37 | 2.94 | 3.31 | 24.0 | 24.0 |
| 25 | 5.03 | 5.31 | 2.87 | 3.26 | 20.0 | 18.0 |
| MA package fill weight: 0.95 kg; Free volume of the package: 685 ml | ||||||
| 10 | 4.92 | 5.24 | 3.07 | 3.65 | 28.0 | 30.0 |
| 15 | 4.88 | 5.17 | 3.03 | 3.38 | 24.0 | 24.0 |
| 20 | 5.01 | 5.26 | 2.95 | 3.30 | 20.0 | 22.0 |
| 25 | 5.07 | 5.33 | 2.86 | 3.25 | 18.0 | 18.0 |
| MA package fill weight: 1.05 kg; Free volume of the package: 547 ml | ||||||
| 10 | 4.91 | 5.16 | 2.97 | 3.36 | 22.0 | 24.0 |
| 15 | 4.84 | 4.98 | 2.93 | 3.30 | 20.0 | 22.0 |
| 20 | 4.88 | 5.17 | 2.87 | 3.32 | 16.0 | 18.0 |
| 25 | 4.95 | 5.21 | 2.82 | 3.14 | 14.0 | 14.0 |
| MA package fill weight: 1.10 kg; Free volume of the package: 490 ml | ||||||
| 10 | 4.85 | 5.14 | 3.10 | 3.72 | 20.0 | 20.0 |
| 15 | 4.81 | 5.00 | 2.95 | 3.36 | 16.0 | 18.0 |
| 20 | 4.89 | 5.20 | 2.90 | 3.29 | 14.0 | 16.0 |
| 25 | 5.03 | 5.26 | 2.80 | 3.17 | 12.0 | 10.0 |