Table 4 Adsorption capacities of selected sorbents for Cu2+ removal.

From: In situ synthesis of TiO2 nanofiller in preparation of carrageenan-based nanocomposites and its application in the adsorption of copper(ІI) from aqueous solution

Adsorbent

qmax (mg/g)

References

MCNCsa

20.19

4

MWCNT-NH2-CS/PVAb

20.10

39

MCCMsc

22.57

40

CG/TiO2 5 wt%

28.57

This work

3%CSVd

31

41

m-MCM-41/PMMAe

41.5

42

PVDF-PVP-TiO2f

69.68

43

  1. aMagnetite/κ-carrageenan. bChitosan/poly(vinyl) alcohol modified with amino functionalized multi-walled carbon nanotubes. cMagnetic chitosan/carrageenan ampholytic composite microspheres. dChitosan (CS) composites synthesized using 3% glutaraldehyde for crosslinking and exchanged with ammonia solution. eAmine-modified MCM-41/poly(methyl methacrylate). fPolyvinylidene fluoride (PVDF)-polyvinyl pyrrolidone (PVP) fiber membrane incorporated with titanium dioxide nanoparticles.
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