Table 4 Color parameters determined in raw and SC-CO2-treated cane juice.
From: The potential use of supercritical carbon dioxide in sugarcane juice processing
Trial | Treatment | L* | a* | b* | chroma | °hue |
|---|---|---|---|---|---|---|
1 | raw | 33.67 ± 0.02 | 8.71 ± 0.01 | 29.95 ± 0.02 | 31.2 | 73.8 |
213 bar/50 °C/45 min | 37.91 ± 0.01 | 6.25 ± 0.02 | 27.92 ± 0.02 | 28.6 | 77.4 | |
2 | raw | 34.17 ± 0.02 | 10.5 ± 0.01 | 32.55 ± 0.01 | 34.2 | 72.1 |
130 bar/40 °C/30 min | 35.75 ± 0.03 | 9.37 ± 0.02 | 30.02 ± 0.01 | 31.4 | 72.7 | |
3 | raw | 32.26 ± 0.02 | 10.5 ± 0.02 | 26.03 ± 0.01 | 28.1 | 68.1 |
295 bar/40 °C/30 min | 34.92 ± 0.01 | 9.02 ± 0.01 | 26.40 ± 0.01 | 27.9 | 71.1 | |
4 | raw | 36.75 ± 0.01 | 6.19 ± 0.02 | 36.71 ± 0.03 | 37.2 | 80.4 |
130 bar/60 °C/30 min | 37.77 ± 0.02 | 6.27 ± 0.02 | 34.55 ± 0.02 | 35.1 | 79.7 | |
5 | raw | 38.93 ± 0.03 | 4.61 ± 0.01 | 35.44 ± 0.05 | 35.7 | 82.6 |
295 bar/60 °C/30 min | 44.14 ± 0.02 | 3.96 ± 0.05 | 37.62 ± 0.03 | 37.6 | 84.0 | |
6 | raw | 69.03 ± 0.10 | 0.96 ± 0.0 | 36.60 ± 0.02 | 36.6 | 88.5 |
213 bar/50 °C/45 min | 63.14 ± 0.02 | 4.62 ± 0.01 | 43.95 ± 0.01 | 44.2 | 84.0 | |
7 | raw | 40.67 ± 0.01 | 4.89 ± 0.01 | 38.58 ± 0.02 | 38.9 | 82.8 |
130 bar/ 40 °C/ 60 min | 42.55 ± 0.02 | 4.89 ± 0.01 | 37.84 ± 0.01 | 38.2 | 82.6 | |
8 | raw | 72.92 ± 0.01 | 1.22 ± 0.02 | 36.71 ± 0.02 | 36.7 | 88.1 |
295 bar/40 °C/60 min | 73.06 ± 0.01 | 4.04 ± 0.01 | 42.28 ± 0.02 | 42.5 | 84.5 | |
9 | raw | 71.09 ± 0.02 | 2.64 ± 0.04 | 35.90 ± 0.03 | 36.0 | 85.8 |
130 bar/60 °C/60 min | 60.91 ± 0.02 | 3.97 ± 0.02 | 39.33 ± 0.02 | 39.5 | 84.2 | |
10 | raw | 37.02 ± 0.01 | 16.09 ± 0.0 | 45.84 ± 0.01 | 40.6 | 70.7 |
295 bar/60 °C/60 min | 50.14 ± 0.02 | 14.74 ± 0.0 | 50.67 ± 0.02 | 52.8 | 73.8 | |
11 | raw | 31.48 ± 0.02 | 4.60 ± 0.03 | 30.29 ± 0.03 | 30.6 | 81.4 |
213 bar/50 °C/45 min | 32.53 ± 0.01 | 5.80 ± 0.03 | 24.75 ± 0.02 | 25.4 | 76.8 | |
12 | raw | 55.16 ± 0.02 | 5.14 ± 0.02 | 41.59 ± 0.02 | 41.9 | 83.0 |
74 bar/ 50 °C/ 45 min | 49.73 ± 0.02 | 6.78 ± 0.02 | 34.34 ± 0.01 | 35.0 | 78.8 | |
13 | raw | 49.15 ± 0.01 | 5.65 ± 0.01 | 44.44 ± 0.01 | 44.8 | 82.8 |
351 bar/50 °C/45 min | 51.37 ± 0.01 | 4.33 ± 0.02 | 37.39 ± 0.05 | 37.6 | 83.4 | |
14 | raw | 60.81 ± 0.02 | 4.94 ± 0.01 | 44.73 ± 0.01 | 44.9 | 83.7 |
213 bar/33 °C/45 min | 66.36 ± 0.02 | 4.05 ± 0.04 | 38.75 ± 0.02 | 39.0 | 84.0 | |
15 | raw | 58.49 ± 0.01 | 3.05 ± 0.05 | 40.05 ± 0.02 | 40.2 | 85.6 |
213 bar/67 °C/45 min | 52.32 ± 0.02 | 4.25 ± 0.03 | 36.51 ± 0.01 | 36.8 | 83.4 | |
16 | raw | 52.49 ± 0.03 | 6.53 ± 0.05 | 45.88 ± 0.02 | 46.3 | 81.9 |
213 bar/50 °C/20 min | 52.82 ± 0.02 | 6.63 ± 0.04 | 41.09 ± 0.02 | 41.6 | 80.8 | |
17 | raw | 63.63 ± 0.01 | 4.84 ± 0.03 | 46.17 ± 0.05 | 46.4 | 84.0 |
213 bar/50 °C/70 min | 65.70 ± 0.04 | 4.58 ± 0.02 | 42.14 ± 0.02 | 42.4 | 83.8 |
