A simple strategy based on fibers coated with surfactant-functionalized multiwalled carbon nanotubes to improve the properties of solid-phase microextraction of phenols in aqueous solution

Table 3 Comparison of the proposed method with other methods

Method	Detection system	LOD (ng/mL)	RSD (%)	Liner range (ng/mL)	References
SPME^a	HPLC–UV	0.25–3.67	4.25–12.95	10.8–1585	[6]
SPME^b	GC-MSMS	0.26–2.63	2.08–9.02	1–1000	[21]
MWCNTs-DDM/PDMS SBSE^c	HPLC–UV	0.14–1.76	6.2–11.6	1–1000	[38]
PDMS-SBSE^d	GC–MS	0.1–0.4	6–27	1–15	[16]
SB-µ-SPE^e	GC–MS	0.24	4.50	1–600	[46]
SUPRAS-microextraction^f	HPLC–DAD	1–4	4.70–7.27	10–150	[47]
MWCNTs/NaDC SPME	HPLC–UV	0.15–0.30	5.7–11.9	1–100	Present study

^aMWCNTs-COOH fiber SPME
^bCarboxylated solid carbon spheres SPME
^cAmino modified multi-walled carbon nanotubes/polydimethylsiloxane coated stir bar sorptive extraction
^dPolydimethyl siloxane (PDMS) stir bar sorptive extraction
^eStir bar-supported micro-solid-phase extraction
^fSupramolecular solvent based microextraction

ISSN: 2661-801X