Table 2.
Extraction conditions for recovering bioactive compounds from rainbow trout and sole by-products using accelerated solvent extraction (ASE) and pulsed electric fields (PEF).
| Methodology | ASE | PEF | |||||
|---|---|---|---|---|---|---|---|
| Rainbow Trout/Sole | T (°C) |
t (min) | pH | Pressure (bars) |
Field Strength (kV/cm) |
Specific Energy (kJ/kg) |
t* (h) |
| Head—optimal | 55 | 15 | 5.2 | 103.4 | 1.00 | 219.765 | 21.329 |
| Head—control | 55 | 15 | 5.2 | No | No | No | 21.329 |
| Skin—optimal | 45 | 15 | 6.5 | 103.4 | 3.00 | 300 | 24 |
| Skin—control | 45 | 15 | 6.5 | No | No | No | 24 |
| Viscera—optimal | 50 | 15 | 6.8 | 103.4 | 3.00 | 123.750 | 15.169 |
| Viscera—control | 50 | 15 | 6.8 | No | No | No | 15.169 |
t*: Time of supplementary extraction.