Table 4. TTS, TA, and ascorbic acid contents of guava at different storage time with different treatments.
Time (d) | TTS (%) | TA (%) | Ascorbic acid (mg/100 g) | ||||||
---|---|---|---|---|---|---|---|---|---|
ɛ-PL broth | ɛ-PL solution | Distilled water | ɛ-PL broth | ɛ-PL solution | Distilled water | ɛ-PL broth | ɛ-PL solution | Distilled water | |
0 | 8.20±0.34a | 8.20±0.34a | 8.20±0.34a | 0.35±0.02a | 0.35±0.02a | 0.35±0.02a | 83.21±3.84a | 83.21±3.84a | 83.21±3.84a |
1 | 8.24±0.23b | 8.21±0.18b | 8.43 ±0.22a | 0.33±0.03a | 0.34±0.02a | 0.31±0.03a | 71.38±3.16a | 73.26±3.24a | 72.65±3.52a |
3 | 8.42±0.32b | 8.31±0.21b | 8.87±0.24a | 0.27±0.02b | 0.29±0.01a | 0.25±0.02c | 58.46±2.78b | 61.10±3.27a | 55.60±2.47a |
5 | 8.53±0.25b | 8.43±0.26b | 9.12 ±0.35a | 0.24±0.03b | 0.28±0.02a | 0.20±0.03c | 50.65±2.88a | 53.45±3.14a | 42.10±2.34b |
7 | 8.74±0.22bc | 8.51±0.23c | 9.52±0.28a | 0.18±0.01b | 0.21±0.03a | 0.14±0.01c | 46.44±2.54a | 46.51±2.22a | 36.47±1.98b |
ɛ-PL concentration was 200 mg/L in the broth and ɛ-PL solution; values followed by the same letters within the same row for each quality parameter are not significantly different (P < 0.05); data represents as the mean ± standard deviation (n = 3).