Simultaneous Determination of Parathion, Malathion, Diazinon, and Pirimiphos Methyl in Dried Medicinal Plants Using Solid-Phase Microextraction Fibre Coated with Single-Walled Carbon Nanotubes
Figure 1
Extraction temperature profiles of SWCNT fibre for OPPs. Extraction time, 35 min; desorption time, 4 min; desorption temperature, 230°C; amount of NaCl, 25 mg mL−1. Abbreviations: malathion (M), parathion (P), diazinon (D), pirimiphos methyl (PM).