Research Article
Detection of Organophosphorus Pesticides in Wheat by Ionic Liquid-Based Dispersive Liquid-Liquid Microextraction Combined with HPLC
Figure 1
Structures of three OPPs. (a) Fenitrothion. (b) Fenthion. (c) Phoxim.
| (a) |
| (b) |
| (c) |
| (a) |
| (b) |
| (c) |