International Journal of Chemical Engineering / 2019 / Article / Tab 4

Research Article

Biosynthesis and Characterization of Iron Nanoparticles for Effective Adsorption of Cr(VI)

Table 4

Comparison of results obtained in this study for the adsorption of Cr(VI) with those of other adsorbents.

AdsorbentpHLangmuir isotherm modelReferences
Q° (mg/g)b (L/mg)

Multiwalled carbon nanotubes4.281.1770.526[27]
Commercial hematite [α-Fe2O3]82.2990.388[4]
Commercial activated carbon-Fe2.0–3.01.6801.21[28]
Olive oil factory wastes2.018.690.0554[5]
Hydrous titanium(IV) oxide (CHTO)1.527.110.2766[29]
Activated carbon from rubber wood2.065.780.2443[24]
Graphene hybridized Fe3O4 nanoparticles78.500.0006[26]
L. speciosa bark embedded magnetic iron oxide nanoparticles2.05434.7811.499[1]
FeNPs synthesized with aqueous E. japonica leaves extract3.0312.500.3950This study

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