Waste foundry dust (WFD) as a reactive material for removing As(III) and Cr(VI) from aqueous solutions
DC Field | Value | Language |
---|---|---|
dc.contributor.author | Rha, S. | - |
dc.contributor.author | Jo, H.Y. | - |
dc.date.accessioned | 2021-12-02T03:41:12Z | - |
dc.date.available | 2021-12-02T03:41:12Z | - |
dc.date.created | 2021-08-31 | - |
dc.date.issued | 2021-06-15 | - |
dc.identifier.issn | 0304-3894 | - |
dc.identifier.uri | https://scholar.korea.ac.kr/handle/2021.sw.korea/128789 | - |
dc.description.abstract | This study evaluates the use of waste foundry dust (WFD) as a reactive material for mitigating water pollution using As(III) and Cr(VI) as model contaminants. A detailed structural characterization of WFD was performed using X-ray diffraction (XRD), X-ray fluorescence (XRF), scanning electron microscopy-energy dispersive X-ray spectroscopy (SEM-EDX), Fourier-transform infrared spectroscopy (FT-IR), and X-ray photoelectron spectroscopy (XPS). Batch removal experiments and kinetic studies for removal of both As(III) and Cr(VI) were conducted at various initial pH values (2–10), concentrations (1–100 mg/L), and solid-to-liquid ratios (2.5–125 g/L). The results show that WFD consisted of small particles (< 30 µm) with magnetic properties, mainly composed of quartz (SiO2) and magnetite (Fe3O4). The maximum removal capacity of WFD was 12.6 mg/g for As(III) at pH 3.0 and 6.1 mg/g for Cr(VI) at pH 5.0. WFD was effective in a wide pH range, from 3.0 to 8.0, and in high concentrations, up to 100 mg/L. WFD removed As(III) and Cr(VI) from aqueous solutions through complex processes including adsorption, precipitation, and redox reactions by oxidation of Fe(II). The results of this study suggest that WFD can be used as a reactive material for removal of As(III) and Cr(VI) from aqueous solutions. © 2021 | - |
dc.language | English | - |
dc.language.iso | en | - |
dc.publisher | Elsevier B.V. | - |
dc.subject | Adsorption | - |
dc.subject | Dust | - |
dc.subject | Energy dispersive spectroscopy | - |
dc.subject | Foundries | - |
dc.subject | Fourier transform infrared spectroscopy | - |
dc.subject | Iron oxides | - |
dc.subject | Magnetite | - |
dc.subject | pH | - |
dc.subject | Redox reactions | - |
dc.subject | Scanning electron microscopy | - |
dc.subject | Silica | - |
dc.subject | Water pollution | - |
dc.subject | X ray photoelectron spectroscopy | - |
dc.subject | Complex Processes | - |
dc.subject | Energy dispersive X ray spectroscopy | - |
dc.subject | Fourier transform infra red (FTIR) spectroscopy | - |
dc.subject | Model contaminant | - |
dc.subject | Reactive materials | - |
dc.subject | Solid-to-liquid ratio | - |
dc.subject | Structural characterization | - |
dc.subject | X ray fluorescence | - |
dc.subject | Chromium compounds | - |
dc.subject | arsenic | - |
dc.subject | chromium | - |
dc.subject | magnetite | - |
dc.subject | silicon dioxide | - |
dc.subject | aqueous solution | - |
dc.subject | arsenic | - |
dc.subject | chromium | - |
dc.subject | concentration (composition) | - |
dc.subject | dust | - |
dc.subject | experimental study | - |
dc.subject | fluorescence | - |
dc.subject | pollutant removal | - |
dc.subject | quartz | - |
dc.subject | reaction kinetics | - |
dc.subject | aqueous solution | - |
dc.subject | Article | - |
dc.subject | concentration (parameter) | - |
dc.subject | controlled study | - |
dc.subject | dust | - |
dc.subject | energy dispersive X ray spectroscopy | - |
dc.subject | foundry | - |
dc.subject | Fourier transform infrared spectroscopy | - |
dc.subject | heavy metal removal | - |
dc.subject | inductively coupled plasma mass spectrometry | - |
dc.subject | oxidation | - |
dc.subject | oxidation reduction reaction | - |
dc.subject | particle size | - |
dc.subject | pH | - |
dc.subject | photon correlation spectroscopy | - |
dc.subject | reaction time | - |
dc.subject | reduction (chemistry) | - |
dc.subject | scanning electron microscopy | - |
dc.subject | static electricity | - |
dc.subject | water pollution | - |
dc.subject | X ray diffraction | - |
dc.subject | X ray fluorescence | - |
dc.subject | X ray photoemission spectroscopy | - |
dc.title | Waste foundry dust (WFD) as a reactive material for removing As(III) and Cr(VI) from aqueous solutions | - |
dc.type | Article | - |
dc.contributor.affiliatedAuthor | Jo, H.Y. | - |
dc.identifier.doi | 10.1016/j.jhazmat.2021.125290 | - |
dc.identifier.scopusid | 2-s2.0-85100523907 | - |
dc.identifier.wosid | 000647694300005 | - |
dc.identifier.bibliographicCitation | Journal of Hazardous Materials, v.412 | - |
dc.relation.isPartOf | Journal of Hazardous Materials | - |
dc.citation.title | Journal of Hazardous Materials | - |
dc.citation.volume | 412 | - |
dc.type.rims | ART | - |
dc.type.docType | Article | - |
dc.description.journalClass | 1 | - |
dc.description.journalRegisteredClass | scie | - |
dc.description.journalRegisteredClass | scopus | - |
dc.relation.journalResearchArea | Engineering | - |
dc.relation.journalResearchArea | Environmental Sciences & Ecology | - |
dc.relation.journalWebOfScienceCategory | Engineering, Environmental | - |
dc.relation.journalWebOfScienceCategory | Environmental Sciences | - |
dc.subject.keywordPlus | Adsorption | - |
dc.subject.keywordPlus | Dust | - |
dc.subject.keywordPlus | Energy dispersive spectroscopy | - |
dc.subject.keywordPlus | Foundries | - |
dc.subject.keywordPlus | Fourier transform infrared spectroscopy | - |
dc.subject.keywordPlus | Iron oxides | - |
dc.subject.keywordPlus | Magnetite | - |
dc.subject.keywordPlus | pH | - |
dc.subject.keywordPlus | Redox reactions | - |
dc.subject.keywordPlus | Scanning electron microscopy | - |
dc.subject.keywordPlus | Silica | - |
dc.subject.keywordPlus | Water pollution | - |
dc.subject.keywordPlus | X ray photoelectron spectroscopy | - |
dc.subject.keywordPlus | Complex Processes | - |
dc.subject.keywordPlus | Energy dispersive X ray spectroscopy | - |
dc.subject.keywordPlus | Fourier transform infra red (FTIR) spectroscopy | - |
dc.subject.keywordPlus | Model contaminant | - |
dc.subject.keywordPlus | Reactive materials | - |
dc.subject.keywordPlus | Solid-to-liquid ratio | - |
dc.subject.keywordPlus | Structural characterization | - |
dc.subject.keywordPlus | X ray fluorescence | - |
dc.subject.keywordPlus | Chromium compounds | - |
dc.subject.keywordPlus | arsenic | - |
dc.subject.keywordPlus | chromium | - |
dc.subject.keywordPlus | magnetite | - |
dc.subject.keywordPlus | silicon dioxide | - |
dc.subject.keywordPlus | aqueous solution | - |
dc.subject.keywordPlus | arsenic | - |
dc.subject.keywordPlus | chromium | - |
dc.subject.keywordPlus | concentration (composition) | - |
dc.subject.keywordPlus | dust | - |
dc.subject.keywordPlus | experimental study | - |
dc.subject.keywordPlus | fluorescence | - |
dc.subject.keywordPlus | pollutant removal | - |
dc.subject.keywordPlus | quartz | - |
dc.subject.keywordPlus | reaction kinetics | - |
dc.subject.keywordPlus | aqueous solution | - |
dc.subject.keywordPlus | Article | - |
dc.subject.keywordPlus | concentration (parameter) | - |
dc.subject.keywordPlus | controlled study | - |
dc.subject.keywordPlus | dust | - |
dc.subject.keywordPlus | energy dispersive X ray spectroscopy | - |
dc.subject.keywordPlus | foundry | - |
dc.subject.keywordPlus | Fourier transform infrared spectroscopy | - |
dc.subject.keywordPlus | heavy metal removal | - |
dc.subject.keywordPlus | inductively coupled plasma mass spectrometry | - |
dc.subject.keywordPlus | oxidation | - |
dc.subject.keywordPlus | oxidation reduction reaction | - |
dc.subject.keywordPlus | particle size | - |
dc.subject.keywordPlus | pH | - |
dc.subject.keywordPlus | photon correlation spectroscopy | - |
dc.subject.keywordPlus | reaction time | - |
dc.subject.keywordPlus | reduction (chemistry) | - |
dc.subject.keywordPlus | scanning electron microscopy | - |
dc.subject.keywordPlus | static electricity | - |
dc.subject.keywordPlus | water pollution | - |
dc.subject.keywordPlus | X ray diffraction | - |
dc.subject.keywordPlus | X ray fluorescence | - |
dc.subject.keywordPlus | X ray photoemission spectroscopy | - |
dc.subject.keywordAuthor | Adsorption | - |
dc.subject.keywordAuthor | Arsenic | - |
dc.subject.keywordAuthor | Chromium | - |
dc.subject.keywordAuthor | Redox reaction | - |
dc.subject.keywordAuthor | Waste foundry dust | - |
dc.subject.keywordAuthor | Water treatment | - |
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