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Table 2 Comparison of the figures of merit of the developed methods with different sorbents reported in the literature

From: Application of a magnetically separable Zr-MOF for fast extraction of palladium before its spectrophotometric detection

Matrix

Extraction method/Instrument used

Adsorbent

Adsorption capacity (mg of Pd2+ ions/g of the adsorbent)

EF

LOD

(µg/L)

Linear range

(µg/L)

RSD (%)

Ref.

Water

SPE/UV1

UiO-66-Pyta2

294.1

NM3

1.9

NM

1.7

[50]

Sulfide ores

SPE/FIA-FAAS4

SSPS5

NM

NM

5.0

NM

0.7

[51]

Road dust

MSPE/FAAS6

MGOSDN7

41.4

250

0.0012

0.003-2.5

2.2

[52]

Soil

D-µ-MSPE/FAAS8

MN-SDS/5-Br-PDA9

NM

NM

0.12

NM

1.8

[53]

Water and wastewater

SPE/UV

Fe3O4@SiO2@-MIP-202

194.52

245

1.05

10.00-1500.00

1.8

This work

  1. 1SPE/UV: Solid-phase extraction/spectrophotometer; 2Pyta: Pyridyltriazol; 3NM: not mentioned; 4SPE/FIA-FAAS: Solid-phase extraction/flow injection analysis-flame atomic absorption spectrometry; 5SSPS: 4-(n-octyl)diethylenetriamine and hyper cross-linked polystyrene; 6MSPE/FAAS: Magnetic solid phase extraction/flame atomic absorption spectrometry; 7MGOSDN: Magnetic graphene oxide silicon dioxide nanocomposite; 8D-µ-MSPE/FAAS: Dispersive micro magnetic solid phase extraction/flame atomic absorption spectrometry; 9MN-SDS/5-Br-PDA: Magnetic nanoparticles coated by sodium dodecyl sulfate and 2-(5-bromo-2-pyridylazo)-5-diethyl aminophenol ligand
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BMC Chemistry

ISSN: 2661-801X

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