Table 1. Validation data for free BMAA.
Fortified Lamb’s Brain Samples |
|||
---|---|---|---|
0.5 μg/g | 3 μg/g | 9 μg/g | |
Intra-day RSD (%) (n = 6) | 8.4 | 4.7 | 1.7 |
Inter-day RSD (%) (n = 18) | 7.7 | 4.7 | 1.9 |
Average conc. (repeatability) (μg/g) | 0.48 | 3.00 | 8.92 |
Average conc. (reproducibility) (μg/g) | 0.51 | 3.13 | 8.93 |
Absolute recovery (%)* | 90 | 105 | 95 |
*Absolute recovery expressed as the extraction efficiency when spiked at 2 μg toxin per g brain.