Use of analyte protectantsmixture provided the best results in terms of effective compensation for matrix-induced enhancement effect.Tebuconazole D6 (0.1 mg/L) as internal standard was also added
and the acetone extract was finally homogenised by vortex shaking.An aliquot of the final acetone extract was placed via 350 lL glass inserts into 2 mL vials prior to chromatographic analysis.