Adsorptive Detoxification of Congo Red and Brilliant Green Dyes Using Chemically Processed Brassica Oleracea Biowaste from Waste Water

Water pollution being a potential risk to mankind is treated in several ways which includes chemical treatments. Among them, adsorption took a prominent position for the removal of many hazardous dyes from waste water. Here in this study, an environment-friendly, inexpensive, and broadly available l...

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Main Authors: Ayesha Kanwal, Rabia Rehman, Muhammad Imran
Format: Article
Language:English
Published: SAGE Publishing 2022-01-01
Series:Adsorption Science & Technology
Online Access:http://dx.doi.org/10.1155/2022/9995335
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author Ayesha Kanwal
Rabia Rehman
Muhammad Imran
author_facet Ayesha Kanwal
Rabia Rehman
Muhammad Imran
author_sort Ayesha Kanwal
collection DOAJ
description Water pollution being a potential risk to mankind is treated in several ways which includes chemical treatments. Among them, adsorption took a prominent position for the removal of many hazardous dyes from waste water. Here in this study, an environment-friendly, inexpensive, and broadly available leaves of Brassica oleracea were utilized for adsorption of two carcinogenic dyes, i.e., Congo red and brilliant green. The adsorbent Brassica oleracea leaves were collected, dried, and characterized by FTIR and SEM and then utilized in batch manner for dye removal. Isothermal modeling was carried out on data obtained after experiment which show the best fitting of Langmuir with qmax 42.553 and 103.093 mg.g-1 for Congo red (CR) and brilliant green (BG), respectively. Consequently, a homogenous, monolayer mode of adsorption was followed. Kinetic modeling supported pseudosecond order and Elovich model in most suitable manner. It was also found that a spontaneous, exothermic process provided by the values of thermodynamic parameters (∆G°, ∆H°, and ∆S°) was calculated.
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institution Kabale University
issn 2048-4038
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publishDate 2022-01-01
publisher SAGE Publishing
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series Adsorption Science & Technology
spelling doaj-art-2e5c66c06bed45c3b9a3404159fa9e682025-01-02T23:45:02ZengSAGE PublishingAdsorption Science & Technology2048-40382022-01-01202210.1155/2022/9995335Adsorptive Detoxification of Congo Red and Brilliant Green Dyes Using Chemically Processed Brassica Oleracea Biowaste from Waste WaterAyesha Kanwal0Rabia Rehman1Muhammad Imran2Centre for Inorganic ChemistryCentre for Inorganic ChemistryCentre for Inorganic ChemistryWater pollution being a potential risk to mankind is treated in several ways which includes chemical treatments. Among them, adsorption took a prominent position for the removal of many hazardous dyes from waste water. Here in this study, an environment-friendly, inexpensive, and broadly available leaves of Brassica oleracea were utilized for adsorption of two carcinogenic dyes, i.e., Congo red and brilliant green. The adsorbent Brassica oleracea leaves were collected, dried, and characterized by FTIR and SEM and then utilized in batch manner for dye removal. Isothermal modeling was carried out on data obtained after experiment which show the best fitting of Langmuir with qmax 42.553 and 103.093 mg.g-1 for Congo red (CR) and brilliant green (BG), respectively. Consequently, a homogenous, monolayer mode of adsorption was followed. Kinetic modeling supported pseudosecond order and Elovich model in most suitable manner. It was also found that a spontaneous, exothermic process provided by the values of thermodynamic parameters (∆G°, ∆H°, and ∆S°) was calculated.http://dx.doi.org/10.1155/2022/9995335
spellingShingle Ayesha Kanwal
Rabia Rehman
Muhammad Imran
Adsorptive Detoxification of Congo Red and Brilliant Green Dyes Using Chemically Processed Brassica Oleracea Biowaste from Waste Water
Adsorption Science & Technology
title Adsorptive Detoxification of Congo Red and Brilliant Green Dyes Using Chemically Processed Brassica Oleracea Biowaste from Waste Water
title_full Adsorptive Detoxification of Congo Red and Brilliant Green Dyes Using Chemically Processed Brassica Oleracea Biowaste from Waste Water
title_fullStr Adsorptive Detoxification of Congo Red and Brilliant Green Dyes Using Chemically Processed Brassica Oleracea Biowaste from Waste Water
title_full_unstemmed Adsorptive Detoxification of Congo Red and Brilliant Green Dyes Using Chemically Processed Brassica Oleracea Biowaste from Waste Water
title_short Adsorptive Detoxification of Congo Red and Brilliant Green Dyes Using Chemically Processed Brassica Oleracea Biowaste from Waste Water
title_sort adsorptive detoxification of congo red and brilliant green dyes using chemically processed brassica oleracea biowaste from waste water
url http://dx.doi.org/10.1155/2022/9995335
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AT rabiarehman adsorptivedetoxificationofcongoredandbrilliantgreendyesusingchemicallyprocessedbrassicaoleraceabiowastefromwastewater
AT muhammadimran adsorptivedetoxificationofcongoredandbrilliantgreendyesusingchemicallyprocessedbrassicaoleraceabiowastefromwastewater