Review Article
Methods for Detection of Aflatoxins in Agricultural Food Crops
Table 1
Comparison of different methods of aflatoxin analysis.
| Method | Need for a label | Need for prior sample preparation | LOD | Multiple analysis | Need for skilled operator | Field usage | Reference |
| TLC densitometer | | SPE | 1–20 ng/Kg | Yes | Yes | No | [30, 31] | HPTLC | | Extraction only | Pictogram | yes | yes | No | [32] | HPLC | | IAC or SPE | | Yes | Yes | No | [33] | LC-MS/MS | | Extraction only | 0.8 µg/Kg | Yes | Yes | No | [34] | Fluorometer | | IAC | 5–5000 µg/Kg | Yes | Yes | No | [35] | FTIR | | | <10 µg/Kg | Yes | Yes | No | [36] | RIA | Radio isotope | Extraction only | 1 µg/Kg | Yes | Yes | No | [37] | ELISA | Enzymes | Extraction only | | Yes | Yes | No | [38] | Immunodipstick | Colloidal gold | Extraction only | 5 µg/Kg | Yes | Yes | Yes | [39] | QCMs | | Extraction only | 0.01–10 ng/mL | Yes | Yes | No | [40, 41] | SPR | | Extraction only | 3.0–98 ng/mL | Yes | Yes | No | [42] | OLWS | | Extraction only | 0.5–10 ng/mL | Yes | Yes | No | [43] | Electrochemical | | Extraction only | 2 µg/Kg | Yes | Yes | No | [44] | Electrochemical | | Extraction only | 1 femtomolar | Yes | Yes | No | [45] |
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