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Table 3

Comparison of adsorption capacity of AY-17 dye onto AWH with other adsorbents including studied isotherm and kinetic models

AdsorbentCo (mg/L)pHqm (mg/g)Isotherm modelsKinetics modelReferences
Mesoporous carbon 30–310 – 35–53 LM PSO Jedynak et al. (2019)  
Persea Americana seed 300 42.7 LM PSO Munagapati et al. (2021)  
Solanum melongena biomas waste activated carbon 15 93.545 LM PSO Kannaujiya et al. (2021)  
Euterpe oleracea activated carbon 50 47.9 FM PSO de Oliveira Lopes et al. (2022)  
Nephelium lappaceum peel activated carbon 50 49 LM PSO Njoku et al. (2014)  
Granular sludge 40 13 TM PSO Gao et al. (2010) 
AWH root 50 11.8 LM PSO This study 
AdsorbentCo (mg/L)pHqm (mg/g)Isotherm modelsKinetics modelReferences
Mesoporous carbon 30–310 – 35–53 LM PSO Jedynak et al. (2019)  
Persea Americana seed 300 42.7 LM PSO Munagapati et al. (2021)  
Solanum melongena biomas waste activated carbon 15 93.545 LM PSO Kannaujiya et al. (2021)  
Euterpe oleracea activated carbon 50 47.9 FM PSO de Oliveira Lopes et al. (2022)  
Nephelium lappaceum peel activated carbon 50 49 LM PSO Njoku et al. (2014)  
Granular sludge 40 13 TM PSO Gao et al. (2010) 
AWH root 50 11.8 LM PSO This study 

LM, Langmuir model; FM, Freundlich model; PSO, pseudo-second-order; TM, Temkin model.

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