Analytical features of the MSPE-HPLC-UV method on comparison with the former works.
| Analyte | Method | Linear rangea | R 2 | LODa | LOQa | RSD (%) | Ref. |
|---|---|---|---|---|---|---|---|
| F | DLLMEb-HPLC-UV | 1.0–200 | 0.99< | 0.7 | 2.4 | 3.9 | 1 |
| HMF | 1.8 | 5.9 | 4.9 | ||||
| F | LLE-HPLC-UV | 110–22 220 | — | 133 | — | 12.7 | 2 |
| HMF | 67 | 4.4 | |||||
| F | DLLME-HPLC-UV | 0.2–200 | 0.9902 | 1.3 | 4.4 | 4.7 | 3 |
| HMF | 0.9915 | 2.1 | 6.7 | 5.1 | |||
| HMF | SPE-LC-MSc | 50–2000 | 0.99< | 5.0 | — | ≤5.1 | 11 |
| HMF | HPLC-UV | 10–200 000 | — | 30.0 | — | <2.7 | 32 |
| F | HPLC-UV | 140–3000 | 0.9999 | 3.5 | 11.6 | — | 33 |
| HMF | 80–10 000 | 8.0 | 27.0 | ||||
| F | LLE-HPLC-DADd | 0.9991 | 1.1e | 3.7e | 1.52 | 34 | |
| HMF | 0.9998 | 4.8e | 15.9e | 1.08 | |||
| F | MSPE-HPLC-UV | 3.0–400 | 0.9971 | 1.0 | 3.0 | 5.2 | This study |
| HMF | 7.0–500 | 0.9945 | 3.0 | 7.0 | 6.4 |
a
All concentrations are based on μg kg−1.
b
Dispersive liquid–liquid microextraction.
c
Mass spectrometry.
d
Diode array detection μg L−1.
e
μg L−1.