Table 2.
Comparison of the White Light Reflectance Spectroscopy (WLRS) DON assay with other optical sensors reported in the literature.
| Method | LOD (μg/kg) |
Sample Type | Assay Duration (min) |
EU Maximum Levels (μg/kg) |
Ref. Number |
|---|---|---|---|---|---|
| WLRS | 62.5 | maize wheat |
12(17 *) | 1750 | this work |
| SPR | 50 | wheat | 5(7 *) | 1750 | 36 |
| SPR | 57 | wheat | 4(6 *) | 1750 | 37 |
| 9 | wheat-based breakfast cereal | 500 | |||
| 6 | maize-based baby food | 200 | |||
| iSPR | 64 | barley | 4(15 *) | 1250 | 38 |
| iSPR | 15 | wheat | <9(17.5 *) | 1750 | 39 |
| BLI | 128 | wheat | 5(6.5 *) | 1750 | 35 |
| 737 | wheat dust | - | |||
| BLI | 100 | wheat flour | 4(7 *) | 750 | 40 |
| BLI | 90 | wheat flour | 4(6 *) | 750 | 41 |
| MZI | 20 | beer | 12(17 *) | - | 42 |
* Assay duration including regeneration step.