表 3.
婴幼儿奶粉中7种链格孢霉毒素的线性范围、线性方程、R2和检出限和定量限
| Toxin | Linear range/(μg/L) | linear equation | R2 (n=9) | LOD/(μg/kg) | LOQ/(μg/kg) |
|---|---|---|---|---|---|
| TeA | 0.5-200 | y=13176.9x-1758.45 | 0.9958 | 0.64 | 2.24 |
| AME | 0.5-200 | y=2401.37x+356.275 | 0.9928 | 0.48 | 1.59 |
| AOH | 0.5-200 | y=2078.1x-1800.18 | 0.9979 | 0.37 | 1.13 |
| ALT | 0.5-200 | y=39165.8x-11564.9 | 0.9996 | 0.32 | 1.22 |
| Ten | 0.5-200 | y=14368.3x-5782.4 | 0.9982 | 0.15 | 0.54 |
| ALS | 0.5-200 | y=4816.08x+766.478 | 0.9903 | 0.43 | 1.43 |
| ATX-Ⅰ | 0.5-200 | y=2562.18x-3766.9 | 0.9945 | 0.21 | 0.73 |
y: peak area; x: mass concentration, μg/L.