Table 1.
Linearity range, regression equations, coefficients of determination (R2), limits of detection (LODs), and limits of quantification (LOQs) of AFB1 and OTA in the 3 analyzed matrices (meal, gastric digest, and intestinal digest).
| Linearity | LOD (ng) | LOQ (ng) | ||||
|---|---|---|---|---|---|---|
| Range (ng) | Regression Equation | R2 | ||||
| AFB1 | Meal | 2–40 | y = 0.0428x − 0.111 | 0.9978 | 2.2 | 7.3 |
| Gastric digest | 1–20 | y = 0.0479x + 0.0789 | 0.9963 | |||
| Intestinal digest | 1–20 | y = 0.0697x + 0.145 | 0.9939 | |||
| OTA | Meal | 2–40 | y = 0.314x − 1.01 | 0.9931 | 0.76 | 2.52 |
| Gastric digest | 1–20 | y = 0.655x + 0.143 | 0.9947 | |||
| Intestinal digest | 1–20 | y = 0.328x − 0.106 | 0.9993 | |||