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Extraction recovery (RE) and matrix effect (ME) for the compositions tested for reconstitution of the residue before liquid chromatography-mass spectrometry analysis.
| Compound | Acetonitrile/Water 50:50 (v/v) RE; ME (%) 1 |
Acetonitrile/Water 80:20 (v/v) RE; ME (%) 1 |
Methanol/Water 80:20 (v/v) RE; ME (%) 1 |
|---|---|---|---|
| ZEN | 80; 86 | 92; 85 | 95; 99 |
1 ZEN fortification level was 75 ng g−1; all the solutions contained 5 mmol L−1 ammonium formate.
