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Adsorbimento del blu brillante di Coomassie da parte di CAC e caolino

Adsorbimento del blu brillante di Coomassie da parte di CAC e caolino

G. Arivalagan / K SHAHUL HAMEED

61,69 €
IVA incluido
Disponible
Editorial:
KS OmniScriptum Publishing
Año de edición:
2025
Materia
Química física
ISBN:
9786208762971
61,69 €
IVA incluido
Disponible

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Questo libro riassume il presente studio sulla rimozione del colorante blu brillante Coomassie da parte del carbone attivo commerciale (CAC) e del caolino. La percentuale di rimozione del colorante blu brillante Coomassie su CAC e caolino risulta diminuire con l’aumento della concentrazione iniziale del colorante. Ciò è dovuto alla mancanza di siti attivi disponibili, necessari per una maggiore concentrazione iniziale. Le isoterme di adsorbimento di Langmuir e Freundlich sono state testate e sono risultate applicabili. Sulla superficie di questo sistema è presente una copertura monostrato di molecole di colorante. La percentuale di rimozione del colorante Coomassie brilliant blue è aumentata con l’aumentare del tempo di contatto. Il tempo di contatto ottimale è risultato essere di 30 minuti. Le equazioni cinetiche di Natarajan-Khalaf, Bhattacharya-Venkobachar e Lagergren sono risultate applicabili. Il modello di diffusione intraparticellare è risultato obbedire a una cinetica del primo ordine, con la diffusione intraparticellare come uno dei passaggi che determinano la velocità. La percentuale di rimozione del colorante Coomassie brilliant blue mediante adsorbimento su CAC è risultata aumentare con la diminuzione del pH.

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