Table 1.

Summary table of the data obtained from experiments using metallic nanoparticles as sorbents in DMSPE procedures.

Nanomaterial	m (mg)	Analyte	V (mL)	pH	Detection method	Desorption agent	LOD	RSD (%)	PF	References
AgNPs	10	Hg	10	3.5	HR-CS ETAAS	7 M ${\text{HNO}}_3^{*}$	5.0 ng/L	6–11	15	Krawczyk and Stanisz, 2015
TiO2NPs	10	Hg	10	7.5	CVAAS	1 M ${\text{HNO}}_3^{**}$	4.0 ng/L	4–20	35	Krawczyk and Stanisz, 2016
ZnONPs	20	Ge	10	9.0	HR-CS ETAAS	H2O**	3.0 ng/L	4–23	15	Stanisz and Krawczyk-Coda, 2017
ZrNPs	20	Cd	30	7.0	SQT-FAAS	0.25 M HNO3	0.44 μg/L	1.9–6.3	116	Tekin et al., 2020
ZrNPs	20	Sb	15	2.0	SQT-FAAS	Conc. HCl	8.0 μg/L	3.4–4.6	180	Karlidag et al., 2020a
ZrNPs	10	Se	30	2.0	SQT-FAAS	Conc. HCl	5.3 μg/L	3.4–16.8	415	Karlidag et al., 2020b
ZrO2NPs	300	Ti	500	6.0	UV-Vis	11.3 M HF	0.10 μg/L	n/a	100	Zheng et al., 2009
Al2O3-Aliquat-336	100	Se	50	7.0	ICP-OES	1 M HNO3	1.4 ng/L	3.3	850	Nyaba et al., 2016
fibrous TiO2@g-C3N4	10	Sb	20	3.0	ICP-MS	1.5 M HNO3	0.37 ng/L	4.1	100	Chen et al., 2020a
fibrous TiO2@g-C3N4	15	Co	20	6.0	ICP-MS	0.5 M HNO3	0.12 ng/L	3.9	100	Chen et al., 2020b
fibrous TiO2@g-C3N4	15	Ni	20	6.0	ICP-MS	0.5 M HNO3	1.34 ng/L	4.8	100	Chen et al., 2020b
Al2O3/nano-G	1	Cr	25	6.5	EDXRF	No desorption	0.04 μg/L	3.5	n/a	Baranik et al., 2018a
Al2O3/GO	1	As	25	5.0	EDXRF	No desorption	0.02 μg/L	4.0	294	Baranik et al., 2018b
Al2O3/GO	1	Cr	25	6.0	EDXRF	No desorption	0.11 μg/L	4.0	953	Baranik et al., 2018b
MoS2-rGO	1	Cr	50	2.0	EDXRF	No desorption	0.05 μg/L	3.5	3350	Pytlakowska et al., 2020a
MoS2-rGO	1	Cr, Co, Ni, Cu, Zn, Pb	50	6.5	EDXRF	No desorption	0.07–0.12 μg/L	1.4–5.1	n/a	Pytlakowska et al., 2020b

m, nanosorbent mass; V, sample volume; LOD, limit of detection; RSD, relative standard deviation; PF, pre-concentration factor; n/a, not available;

^*sorbent containing the target analyte is dissolved and the concentration of the analyte in solution is determined;

^**the analyte is captured on a solid support which is in the form of a slurry.