Pb(II) Adsorption by a Calcium Metal-Organic Framework

Among the water pollution sources, heavy metals are considered the most hazardous because of their high toxicity to human health and their ability to badly damage the kidneys, brain, and nerves, as well as cause birth defects. Based on the promising features of metal-organic frameworks ( MOFs), they...

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Main Authors: Mina Aghaee, Faranak Manteghi
Format: Article
Language:English
Published: MDPI AG 2022-11-01
Series:Chemistry Proceedings
Subjects:
Online Access:https://www.mdpi.com/2673-4583/12/1/74
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author Mina Aghaee
Faranak Manteghi
author_facet Mina Aghaee
Faranak Manteghi
author_sort Mina Aghaee
collection DOAJ
description Among the water pollution sources, heavy metals are considered the most hazardous because of their high toxicity to human health and their ability to badly damage the kidneys, brain, and nerves, as well as cause birth defects. Based on the promising features of metal-organic frameworks ( MOFs), they could act as a favorable candidate in heavy metal removal applications. A calcium-based metal-organic framework was synthesized by the deposition method using benzene-1,2,4,5-tetracarboxylate as a linker. After characterization of the MOF was performed using X-ray Diffraction (XRD), Scanning Electron Microscopy (SEM) and Fourier Transform Infrared (FTIR) analyses, it was applied to efficient adsorption of Pb(II) pollutant ions. The potential of obtained MOF, [Ca(H<sub>2</sub>btec)·H<sub>2</sub>O]<sub>n</sub>, H<sub>2</sub>btec: benzene-1,2,4,5-tetracarboxylic acid was investigated by adsorbing Pb(II) ions in an aqueous solution, separating the adsorbent using centrifugation, and finally measuring the residual Pb(II) ions using the ICP-AES method.
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spelling doaj.art-9d69957abb9746d99bcd3c6155d9973a2023-11-18T09:48:38ZengMDPI AGChemistry Proceedings2673-45832022-11-011217410.3390/ecsoc-26-13723Pb(II) Adsorption by a Calcium Metal-Organic FrameworkMina Aghaee0Faranak Manteghi1Department of Chemistry, Iran University of Science and Technology, Tehran 1684613114, IranDepartment of Chemistry, Iran University of Science and Technology, Tehran 1684613114, IranAmong the water pollution sources, heavy metals are considered the most hazardous because of their high toxicity to human health and their ability to badly damage the kidneys, brain, and nerves, as well as cause birth defects. Based on the promising features of metal-organic frameworks ( MOFs), they could act as a favorable candidate in heavy metal removal applications. A calcium-based metal-organic framework was synthesized by the deposition method using benzene-1,2,4,5-tetracarboxylate as a linker. After characterization of the MOF was performed using X-ray Diffraction (XRD), Scanning Electron Microscopy (SEM) and Fourier Transform Infrared (FTIR) analyses, it was applied to efficient adsorption of Pb(II) pollutant ions. The potential of obtained MOF, [Ca(H<sub>2</sub>btec)·H<sub>2</sub>O]<sub>n</sub>, H<sub>2</sub>btec: benzene-1,2,4,5-tetracarboxylic acid was investigated by adsorbing Pb(II) ions in an aqueous solution, separating the adsorbent using centrifugation, and finally measuring the residual Pb(II) ions using the ICP-AES method.https://www.mdpi.com/2673-4583/12/1/74metal-organic frameworkgreen synthesisheavy metaladsorption
spellingShingle Mina Aghaee
Faranak Manteghi
Pb(II) Adsorption by a Calcium Metal-Organic Framework
Chemistry Proceedings
metal-organic framework
green synthesis
heavy metal
adsorption
title Pb(II) Adsorption by a Calcium Metal-Organic Framework
title_full Pb(II) Adsorption by a Calcium Metal-Organic Framework
title_fullStr Pb(II) Adsorption by a Calcium Metal-Organic Framework
title_full_unstemmed Pb(II) Adsorption by a Calcium Metal-Organic Framework
title_short Pb(II) Adsorption by a Calcium Metal-Organic Framework
title_sort pb ii adsorption by a calcium metal organic framework
topic metal-organic framework
green synthesis
heavy metal
adsorption
url https://www.mdpi.com/2673-4583/12/1/74
work_keys_str_mv AT minaaghaee pbiiadsorptionbyacalciummetalorganicframework
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