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Table 2 Comparison of SG-N-PhenacylPyrNTf 2 adsorption capacity for La(III) reported in the present study with other SPE materials

From: New solid phase extractor based on ionic liquid functionalized silica gel surface for selective separation and determination of lanthanum

SPE material

Adsorption capacity (mg g−1)

Reference

SG-N-PhenacylPyrNTf2

167.08

Present study

H,PEG400, PWa

220.80

(Zhang et al. 2009)

H,PEG400, PMo

214.40

(Zhang et al. 2009)

TA-MWCNTsb

5.35

(Tong et al. 2011)

MRHc

175.40

(Awwad et al. 2010)

Turbinaria conoides biomass

154.70

(Vijayaraghavan et al. 2010)

Powderized leaves of Platanus orientalis

28.65

(Sert et al. 2008)

MLTBCd

120.00

(Chen 2010)

XAD-4-OVSCe

2.30

(Jain et al. 2001)

  1. aPolyethyleneglycol (PEG)-phosphomolybdic (PMo)/phosphotungstic (PW) heteropolyacids; bmultiwalled carbon nanotube modified with tannic acid; cmodified rice Husk activated carbon; dmodified low-temperature bamboo charcoal; eamberlite XAD-4-o-vanillinsemicarbazone.