Table 7 Reproducibility study at MRL, 0.5 MRL or concentration < 0.5 MRL
Family | Compound | Spiking concentration (µg/kg) | Mean cpm | SDr | RSDr (%) |
|---|---|---|---|---|---|
Tetracyclines | Chlortetracycline | 25 µg/kg (0.25 MRL) | 1224.5 | 139.2 | 11.4 |
Oxytetracycline | 100 µg/kg (MRL) | 1277 | 92.6 | 7.2 | |
Macrolides | Erythromycin A | 100 µg/kg (0.5 MRL) | 1748.5 | 156.1 | 8.9 |
200 µg/kg (MRL) | 1456.5 | 83.9 | 5.8 | ||
β-Lactams | Penicillin G | 25 µg/kg (0.5 MRL) | 1204.9 | 135.0 | 11.2 |
50 µg/kg (MRL) | 702.1 | 73.0 | 10.4 | ||
Aminoglycosides | Streptomycin | 250 µg/kg (0.5 MRL) | 1110.6 | 98.7 | 8.9 |
500 µg/kg (MRL) | 1132.6 | 171.4 | 15.1 | ||
Sulfonamides | Sulfathiazole | 25 µg/kg (0.25 MRL) | 943.7 | 78.1 | 8.3 |
100 µg/kg (MRL) | 647.1 | 18.1 | 2.8 |