Synthesis, characterization and application of a zirconium-based MOF-808 functionalized with isonicotinic acid for fast and efficient solid phase extraction of uranium(VI) from wastewater prior to its spectrophotometric determination

Table 3 Comparison of the developed method with other methods for the determination of uranyl ions

Sorbent	Instrument	LOD (µg L^− 1)	Linear range (µg L^− 1)	RSD (%)	Refs.
MWCNTs/Cu₂O-CuO	ICP-MS^d	0.52	2.5–100	1.9	[35]
Br-PADAP^a-impregnated MWCNTs^c	ICP-AES^b	0.14	0.75–225	3.3	[36]
Eu-MOF	Spectrofluorometer	1.59 mg L^− 1	22.19–155.34 mg L^− 1	Not mentioned	[37]
Quercetin modified Fe₃O₄ nanoparticles	spectrophotometer	4.6	68–6750	3.2	[38]
INA@MOF-808	spectrophotometer	0.9	0.07–1000	2.1	This work

^a2-(5-Bromo-2-pyridylazo)-5- (diethylamino) phenol; ^bInductively coupled plasma atomic emission spectrometer; ^cMultiwalled carbon nanotube; ^dInductively coupled plasma mass spectrometry; ^e(3-aminopropyl) triethoxysilane

ISSN: 2661-801X