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Table 3 Adsorption capacities of chitosan-based hybrids for MO adsorption

From: Synthesis and adsorption performance of functionalized chitosan and carboxyethylsilanetriol hybrids

Adsorbent

Conditions

Maximum adsorption (mg/g)

References

Chitosan/silica nanocomposite

Adsorbent dosage = 0.5 g/L, pH = 7, time = 60 min. and MB concentration = 900 ppm

848

[32]

N-guanidinium chitosan/silica hybrid

Adsorbent dosage = 0.5 g/L, pH = 7, time = 90 min. and MB concentration = 600 ppm

334

here

Chitosan/silica/ZnO nanocomposite

Adsorbent dosage = 0.5 g/L, pH = 7, time = 70 min. and MB concentration = 550 ppm

293

[33]

Chitosan/Azadirachta indica leaves/Kaolinite nanocomposite

Adsorbent dosage = 0.02 g/L, pH = 7, equilibrium time = 240 min. and MB concentration = 100 ppm

224

[34]

Chitosan–montmorillonite/polyaniline nanocomposite

Adsorbent dosage = 0.025 g, time = 120 min., and MB concentration = 20 ppm

111

[35]

Graphene oxide/chitosan composite aerogel

Adsorbent dosage = 0.8 g/L, pH = 11, time = 80 min. and MB concentration = 200 ppm

110

[36]