| Fatty Acid ID | Recoveries (%) at 0.1% Spiking Level (±RE%) | ||
| 2-hour Mean (n = 3) | 24-hour Mean (n = 3) | 48-hour Mean (n = 3) | |
| C14:0 | 107.7 | 108 (0.3) | 110 (2.2) |
| C17:0 | 107.7 | 109 (1.2) | 110 (2.2) |
| C18:0 | 109 | 106 (−2.8) | 102 (−6.4) |
| C22:6 | 106.7 | 106.3 (−0.3) | 107.7 (0.9) |
| Fatty Acid ID | Recoveries (%) at 0.25% Spiking Level (RE%) | ||
| Mean | Mean | Mean | |
| C14:0 | 107.7 | 109.3 (1.5) | 109 (1.2) |
| C17:0 | 107.3 | 109.7 (2.2) | 109.7 (2.2) |
| C18:0 | 105.3 | 107 (1.6) | 100.7 (−4.4) |
| C22:6 | 105.7 | 108.7 (2.8) | 107.7 (1.9) |
| Fatty Acid ID | Recoveries (%) at 0.4% Spiking Level (RE%) | ||
| Mean | Mean | Mean | |
| C14:0 | 107.3 | 108.3 (0.9) | 108.3 (0.9) |
| C17:0 | 105.7 | 107.7 (1.9) | 108 (2.2) |
| C18:0 | 102 | 101.7 (−0.3) | 102 (0) |
| C22:6 | 103.3 | 104.3 (1.0) | 106.3 (2.9) |