Table 2.
Total monomeric anthocyanins, instrumental color, physicochemical and rheological characteristics of juçara, banana and strawberry sonicated smoothie and control smoothie
| Assay | TMAa | L* | a* | H° | pH | Acidityb | SS | η (Pa s−1) | n | k | ∆t (°C) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Control | 14.0 ± 0.5 | 35.8 ± 0.6 | 9.3 ± 0.3 | 359 ± 0 | 4.2 ± 0.1 | 0.44 ± 0.02 | 11.5 ± 0.1 | 0.24 ± 0.02 | 0.30 | 6.2 | – |
| T1 (73.5 W/7 min) | 13.5 ± 0.1 | 35.7 ± 0.2 | 9.0 ± 0.1 | 359 ± 0 | 4.2 ± 0.1 | 0.44 ± 0.01 | 11.4 ± 0.4 | 0.19 ± 0.01 | 0.30 | 4.7 | 12 |
| T2 (73.5 W/31 min) | 13.5 ± 0.4 | 35.8 ± 0.2 | 9.1 ± 0.0 | 359 ± 0 | 4.2 ± 0.1 | 0.44 ± 0.01 | 11.6 ± 0.1 | 0.16 ± 0.01 | 0.34 | 3.4 | 14 |
| T3 (220 W/7 min) | 13.6 ± 0.2 | 36.2 ± 0.5 | 9.5 ± 0.1 | 360 ± 0 | 4.2 ± 0.1 | 0.41 ± 0.01 | 11.6 ± 0.1 | 0.14 ± 0.01 | 0.36 | 2.8 | 43 |
| T4 (220 W/31 min) | 12.0 ± 0.1 | 36.6 ± 0.7 | 8.9 ± 0.5 | 359 ± 0 | 4.2 ± 0.1 | 0.41 ± 0.01 | 11.1 ± 0.1 | 0.12 ± 0.01 | 0.34 | 2.5 | 44 |
| T5 (147 W/19 min) | 12.6 ± 0.2 | 36.0 ± 0.1 | 9.3 ± 0.1 | 360 ± 0 | 4.2 ± 0.0 | 0.44 ± 0.00 | 11.6 ± 0.1 | 0.14 ± 0.00 | 0.32 | 3.3 | 32 |
| T6 (147 W/19 min) | 13.0 ± 0.1 | 36.1 ± 0.3 | 9.2 ± 0.1 | 359 ± 0 | 4.4 ± 0.0 | 0.41 ± 0.01 | 11.6 ± 0.1 | 0.14 ± 0.00 | 0.35 | 2.7 | 33 |
| T7 (147 W/19 min) | 12.8 ± 0.2 | 36.3 ± 0.2 | 9.5 ± 0.4 | 360 ± 0 | 4.2 ± 0.0 | 0.44 ± 0.00 | 11.5 ± 0.1 | 0.14 ± 0.00 | 0.32 | 3.2 | 30 |
| T8 (147 W/2 min) | 13.9 ± 0.2 | 35.6 ± 0.1 | 8.9 ± 0.0 | 359 ± 0 | 4.2 ± 0.0 | 0.44 ± 0.01 | 11.5 ± 0.1 | 0.19 ± 0.01 | 0.32 | 4.4 | 24 |
| T9 (147 W/36 min) | 12.3 ± 0.3 | 36.2 ± 0.1 | 9.2 ± 0.1 | 359 ± 0 | 4.3 ± 0.0 | 0.42 ± 0.00 | 11.5 ± 0.1 | 0.12 ± 0.01 | 0.33 | 2.7 | 36 |
| T10 (43.5 W/19 min) | 13.5 ± 0.0 | 36.2 ± 0.2 | 9.4 ± 0.1 | 360 ± 0 | 4.2 ± 0.0 | 0.43 ± 0.00 | 11.5 ± 0.1 | 0.21 ± 0.00 | 0.30 | 5.6 | 18 |
| T11 (250 W/19 min) | 12.8 ± 0.2 | 36.6 ± 0.4 | 9.5 ± 0.2 | 360 ± 0 | 4.2 ± 0.0 | 0.44 ± 0.01 | 11.8 ± 0.1 | 0.15 ± 0.02 | 0.29 | 4.2 | 50 |
TMA Total monomeric anthocyanins, L* luminosity, a* red intensity, H° Hue angle, SS soluble solids expressed in °Brix, n flow behavior index, k consistency index expressed in Pa sn, η Apparent viscosity at 100 s−1 expressed in Pa s, ∆t temperature gradient
aResults expressed in mg of cyanidin-3-glucoside per 100 g
bResults expressed in grams of citric acid per 100 g