Research Article
Determination of Aflatoxin B1 in Feedstuffs without Clean-Up Step by High-Performance Liquid Chromatography
Table 2
Occurrence and levels of AFB1 contamination in feedstuffs.
| Sample matrices
(n=120) | Number of samples and detected level (ng/g) | Concentration range (ng/g)
(Mean±SD) | | n.d. | <4 | 4-20 | 21-50 | 51-100 | >100 |
| | Broken rice (30) | 23 | 7 | - | - | - | - | 0.44-2.33 (0.27±0.61) |
| | Peanut (30) | 18 | 1 | - | 4 | 6 | 1 | 3.97-106.26 (23.29±33.76) |
| | Corn (30) | 7 | 10 | 7 | 5 | 1 | - | 0.88-50.29 (10.67±11.72) |
| | Fishmeal (30) | 24 | 4 | 2 | - | - | - | 1.06-10.35 (0.82±2.20) |
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