A comparison of the present method studied with other methods for the determination of fatty acid methyl ester compounds.

Method	Sample	LR (μg L−1)	LOD (μg L−1)	RSD	Ref.
Vac-HSSPME-GC-FIDa	Dairy products	0.005–14 (mg L−1)	0.14–1	<10	42
HS-SPME-GC-FIDb	Cheese	0.3–25	0.15–0.3	<10	29
HS-SPME-GC-MSc	Products of in vitro fermentation	2.5–50 (mg L−1)	1.3–2.1	<5	44
HS-SPME-GC-MSd	Zooplanktons	0.5–200	0.01–6.07	<5.7	45
SPME-GC-MSe	Lung tissue	0.5–500	0.5–1.1	<4.4	46
HF-LPME-GC-FIDf	Vegetable oils	10–5000	4.73–13.21 (ng L−1)	<12.5	8
In-tube SPME-HPLC-UVg	Coffee	0.2–10.0 (mg kg−1)	3.0–394.0 (μg kg−1)	<14.3	47
HS-SDME-GC-FIDh	Oxidation products	0.13–850 (mg L−1)	0.02–0.3 (mg L−1)	<5.0	48
TFME-GC-FIDi	Dairy products	0.03–5000	0.03–0.06	<5.3	This work

^aVacuum-assisted headspace solid-phase microextraction-gas chromatographic-flame ionization detection.

^bHeadspace solid-phase microextraction-gas chromatographic-flame ionization detection.

^cHeadspace solid-phase microextraction-gas chromatographic-mass spectrometry.

^dSolid-phase microextraction-gas chromatographic-mass spectrometry.

^eSolid-phase microextraction-gas chromatographic-mass spectrometry.

^fHollow fiber liquid-phase microextraction technique, followed by gas chromatography-flame ionization detection (GC-FID).

^gIn-tube solid-phase microextraction-gas chromatographic-flame ionization detection.

^hHeadspace single-drop microextraction coupled with gas chromatography flame ionization detection.

ⁱThin film microextraction-gas chromatography-flame ionization detection.