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Original scientific paper

https://doi.org/10.15255/KUI.2020.052

Adsorpcija indikatora bromtimol modro (BTB) upotrebom četiri zeolita kao adsorbenata

Affaf Tabti ; Institute of Science and Technology, Ahmed ZABANA University – Relizane, Bourmadia, 48 000 Relizane, Algeria
Fatiha Djafri ; Laboratory of Chemistry of Materials (LCM), Faculty of Sciences Exact and Applied University of Oran1 – Ahmed Ben Bella, B.P.1524-El M’naouer 31 000, Oran, Algeria
Franck Launay ; Surface Reactivity Laboratory, Site Raphael, 3 street Gallilee, 94200 Ivry-sur-Seine, Sorbonne University, UMPC-Paris 06, UMR 7197, France
Mohamed Serier ; Institute of Science and Technology, Ahmed ZABANA University – Relizane, Bourmadia, 48 000 Relizane, Algeria
Imene Benchikh ; Laboratory of Chemistry of Materials (LCM), Faculty of Sciences Exact and Applied University of Oran1 – Ahmed Ben Bella, B.P.1524-El M’naouer 31 000, Oran, Algeria


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Abstract

U ovoj je studiji ispitivana adsorpcija anionskih bojila na četiri zeolitska materijala inkorporirana (VS-1, CuZSM-5) i neinkorporirana (S-1, ZSM-5) u metale. Adsorpcija indikatora bromtimol modro (BTB) na četiri adsorbenta analizirana je izotermnim modelima Langmuir, Freundlich i Temkin. Također su primijenjena dva kinetička modela za proučavanje procesa adsorpcije, pseudo-prvog i pseudo-drugog reda. Izotermni podatci pokazali su dobru korelaciju. Kinetiku adsorpcije bolje je opisao model pseudo-drugog reda. Dobiveni rezultati pokazali su da je maksimalni postotak uklanjanja indikatora BTB dobiven čisto neinkorporiranim silicijskim zeolitom (S-1).




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Keywords

zeoliti; adsorpcijska izoterma; bromtimol modro; razgradnja bojila

Hrčak ID:

257553

URI

https://hrcak.srce.hr/257553

Publication date:

18.5.2021.

Article data in other languages: english

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