Ispitivanje adsorpcionih svojstava ilovače za uklanjanje jona olova i arsena iz vodenih rastvora
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Olovo i arsen predstavljaju značajnu grupu neorganskih polutanata koji su prisutni u
životnoj sredini, pre svega u vodenim sistemima, pa je njihovo uklanjanje veliki tehničkotehnološki izazov. Zbog toga se sve više pažnje posvećuje razvoju pristupačnih, efikasnih i
ekološki prihvatljivih adsorbenata. Prirodni materijali na bazi oksida metala (SiO2, Al2O3,
Fe2O3), poput ilovače, predstavljaju efikasne adsorbente za uklanjanje katjonskih i anjonskih
vrsta iz vodenih rastvora. U ovom radu adsorpciona svojstva ilovače ispitivana su u šaržnom
sistemu, promenom pH vrednosti početnog rastvora, dok su masa adsorbenta, vreme i
temperature procesa bili konstantni. Značajnu ulogu u odvijanju adsorpcionog procesa ima pH
vrednost rastvora, stoga se eksperiment zasnivao na određivanju efikasnosti procesa pri vrednosti
pH rastvora 4, 5 i 6. Strukturne karakteristike ilovače su određene primenom rendgenske
difrakcione analize (engl. X-Ray Difraction, XRD), infracrvenom spektroskopijom sa Furi...jeovom
transformacijom (engl. Fourier-Transform Infrared Spectroscopy, FTIR) i skenirajuće elektronske
mikroskopije (engl. Scanning electron microscopy, SEM). Koncentracija jona nakon procesa
adsorpcije određena je pomoću indukovano spregnute plazme sa masenom spektrometrijom (engl.
Inductively Coupled Plasma Mass Spectrometry, ICP-MS). Maksimalna efikasnost uklanjanja
jona olova postignuta je na pH vrednosti 5 (94,2 %), dok je za jone arsena optimalna pH vrednost
bila 6 (35,1 %).
Lead and arsenic represent an important group of inorganic pollutants that can be found in the environment, primarily in aquatic systems. Their removal from water systems is a big environmental problem, but also a significant technological challenge. Therefore, an increasing attention is paid to the development of widely available, efficient and environmentally friendly adsorbents. Natural metal oxide-based materials (SiO2, Al2O3, Fe2O3), such as loam, are effective adsorbents for removal of cationic and anionic species. The adsorption experiments were performed in a batch system, varying the pH value of the initial solution, while the mass of adsorbent, time and temperature were constant. The influence of pH value has a leading influence to the adsorption process so the process efficiency was determined at the pH values set at: 4, 5 and 6. The structural characteristics of the loam was performed using X-ray diffraction analysis (XRD), Fourier-Transform Infrared Spectroscopy (FTIR) and... scanning electron microscopy (SEM). The concentration of ions after their removal was determined using inductively coupled plasma mass spectrometry (ICP-MS). The maximum removal of lead ions was obtained at pH 5 (94.2%), while for arsenic ions, it was at pH 6 (35.1%).
Keywords:
katjonske i anjonske vrste / prirodni materijali / adsorpcija / ICP-MS / cationic and anionic species / natural materials / adsorptionSource:
6. Naučno-stručni skup Politehnika, Zbornik radova, 2021, 143-148Publisher:
- Akademija tehničkih strukovnih studija Beograd
Funding / projects:
- Ministry of Science, Technological Development and Innovation of the Republic of Serbia, institutional funding - 200135 (University of Belgrade, Faculty of Technology and Metallurgy) (RS-MESTD-inst-2020-200135)
- Ministry of Science, Technological Development and Innovation of the Republic of Serbia, institutional funding - 200287 (Innovation Center of the Faculty of Technology and Metallurgy) (RS-MESTD-inst-2020-200287)
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Institution/Community
Inovacioni centarTY - CONF AU - Stanišić, Tijana AU - Đolić, Maja AU - Ćujić, Mirjana AU - Ristić, Mirjana AU - Perić-Grujić, Aleksandra PY - 2021 UR - http://TechnoRep.tmf.bg.ac.rs/handle/123456789/6313 AB - Olovo i arsen predstavljaju značajnu grupu neorganskih polutanata koji su prisutni u životnoj sredini, pre svega u vodenim sistemima, pa je njihovo uklanjanje veliki tehničkotehnološki izazov. Zbog toga se sve više pažnje posvećuje razvoju pristupačnih, efikasnih i ekološki prihvatljivih adsorbenata. Prirodni materijali na bazi oksida metala (SiO2, Al2O3, Fe2O3), poput ilovače, predstavljaju efikasne adsorbente za uklanjanje katjonskih i anjonskih vrsta iz vodenih rastvora. U ovom radu adsorpciona svojstva ilovače ispitivana su u šaržnom sistemu, promenom pH vrednosti početnog rastvora, dok su masa adsorbenta, vreme i temperature procesa bili konstantni. Značajnu ulogu u odvijanju adsorpcionog procesa ima pH vrednost rastvora, stoga se eksperiment zasnivao na određivanju efikasnosti procesa pri vrednosti pH rastvora 4, 5 i 6. Strukturne karakteristike ilovače su određene primenom rendgenske difrakcione analize (engl. X-Ray Difraction, XRD), infracrvenom spektroskopijom sa Furijeovom transformacijom (engl. Fourier-Transform Infrared Spectroscopy, FTIR) i skenirajuće elektronske mikroskopije (engl. Scanning electron microscopy, SEM). Koncentracija jona nakon procesa adsorpcije određena je pomoću indukovano spregnute plazme sa masenom spektrometrijom (engl. Inductively Coupled Plasma Mass Spectrometry, ICP-MS). Maksimalna efikasnost uklanjanja jona olova postignuta je na pH vrednosti 5 (94,2 %), dok je za jone arsena optimalna pH vrednost bila 6 (35,1 %). AB - Lead and arsenic represent an important group of inorganic pollutants that can be found in the environment, primarily in aquatic systems. Their removal from water systems is a big environmental problem, but also a significant technological challenge. Therefore, an increasing attention is paid to the development of widely available, efficient and environmentally friendly adsorbents. Natural metal oxide-based materials (SiO2, Al2O3, Fe2O3), such as loam, are effective adsorbents for removal of cationic and anionic species. The adsorption experiments were performed in a batch system, varying the pH value of the initial solution, while the mass of adsorbent, time and temperature were constant. The influence of pH value has a leading influence to the adsorption process so the process efficiency was determined at the pH values set at: 4, 5 and 6. The structural characteristics of the loam was performed using X-ray diffraction analysis (XRD), Fourier-Transform Infrared Spectroscopy (FTIR) and scanning electron microscopy (SEM). The concentration of ions after their removal was determined using inductively coupled plasma mass spectrometry (ICP-MS). The maximum removal of lead ions was obtained at pH 5 (94.2%), while for arsenic ions, it was at pH 6 (35.1%). PB - Akademija tehničkih strukovnih studija Beograd C3 - 6. Naučno-stručni skup Politehnika, Zbornik radova T1 - Ispitivanje adsorpcionih svojstava ilovače za uklanjanje jona olova i arsena iz vodenih rastvora EP - 148 SP - 143 UR - https://hdl.handle.net/21.15107/rcub_technorep_6313 ER -
@conference{ author = "Stanišić, Tijana and Đolić, Maja and Ćujić, Mirjana and Ristić, Mirjana and Perić-Grujić, Aleksandra", year = "2021", abstract = "Olovo i arsen predstavljaju značajnu grupu neorganskih polutanata koji su prisutni u životnoj sredini, pre svega u vodenim sistemima, pa je njihovo uklanjanje veliki tehničkotehnološki izazov. Zbog toga se sve više pažnje posvećuje razvoju pristupačnih, efikasnih i ekološki prihvatljivih adsorbenata. Prirodni materijali na bazi oksida metala (SiO2, Al2O3, Fe2O3), poput ilovače, predstavljaju efikasne adsorbente za uklanjanje katjonskih i anjonskih vrsta iz vodenih rastvora. U ovom radu adsorpciona svojstva ilovače ispitivana su u šaržnom sistemu, promenom pH vrednosti početnog rastvora, dok su masa adsorbenta, vreme i temperature procesa bili konstantni. Značajnu ulogu u odvijanju adsorpcionog procesa ima pH vrednost rastvora, stoga se eksperiment zasnivao na određivanju efikasnosti procesa pri vrednosti pH rastvora 4, 5 i 6. Strukturne karakteristike ilovače su određene primenom rendgenske difrakcione analize (engl. X-Ray Difraction, XRD), infracrvenom spektroskopijom sa Furijeovom transformacijom (engl. Fourier-Transform Infrared Spectroscopy, FTIR) i skenirajuće elektronske mikroskopije (engl. Scanning electron microscopy, SEM). Koncentracija jona nakon procesa adsorpcije određena je pomoću indukovano spregnute plazme sa masenom spektrometrijom (engl. Inductively Coupled Plasma Mass Spectrometry, ICP-MS). Maksimalna efikasnost uklanjanja jona olova postignuta je na pH vrednosti 5 (94,2 %), dok je za jone arsena optimalna pH vrednost bila 6 (35,1 %)., Lead and arsenic represent an important group of inorganic pollutants that can be found in the environment, primarily in aquatic systems. Their removal from water systems is a big environmental problem, but also a significant technological challenge. Therefore, an increasing attention is paid to the development of widely available, efficient and environmentally friendly adsorbents. Natural metal oxide-based materials (SiO2, Al2O3, Fe2O3), such as loam, are effective adsorbents for removal of cationic and anionic species. The adsorption experiments were performed in a batch system, varying the pH value of the initial solution, while the mass of adsorbent, time and temperature were constant. The influence of pH value has a leading influence to the adsorption process so the process efficiency was determined at the pH values set at: 4, 5 and 6. The structural characteristics of the loam was performed using X-ray diffraction analysis (XRD), Fourier-Transform Infrared Spectroscopy (FTIR) and scanning electron microscopy (SEM). The concentration of ions after their removal was determined using inductively coupled plasma mass spectrometry (ICP-MS). The maximum removal of lead ions was obtained at pH 5 (94.2%), while for arsenic ions, it was at pH 6 (35.1%).", publisher = "Akademija tehničkih strukovnih studija Beograd", journal = "6. Naučno-stručni skup Politehnika, Zbornik radova", title = "Ispitivanje adsorpcionih svojstava ilovače za uklanjanje jona olova i arsena iz vodenih rastvora", pages = "148-143", url = "https://hdl.handle.net/21.15107/rcub_technorep_6313" }
Stanišić, T., Đolić, M., Ćujić, M., Ristić, M.,& Perić-Grujić, A.. (2021). Ispitivanje adsorpcionih svojstava ilovače za uklanjanje jona olova i arsena iz vodenih rastvora. in 6. Naučno-stručni skup Politehnika, Zbornik radova Akademija tehničkih strukovnih studija Beograd., 143-148. https://hdl.handle.net/21.15107/rcub_technorep_6313
Stanišić T, Đolić M, Ćujić M, Ristić M, Perić-Grujić A. Ispitivanje adsorpcionih svojstava ilovače za uklanjanje jona olova i arsena iz vodenih rastvora. in 6. Naučno-stručni skup Politehnika, Zbornik radova. 2021;:143-148. https://hdl.handle.net/21.15107/rcub_technorep_6313 .
Stanišić, Tijana, Đolić, Maja, Ćujić, Mirjana, Ristić, Mirjana, Perić-Grujić, Aleksandra, "Ispitivanje adsorpcionih svojstava ilovače za uklanjanje jona olova i arsena iz vodenih rastvora" in 6. Naučno-stručni skup Politehnika, Zbornik radova (2021):143-148, https://hdl.handle.net/21.15107/rcub_technorep_6313 .