Phosphate removal from real wastewater using maghemite beads

The present study aimed at research of phosphate adsorption onto poly(vinyl-alcohol) PVA alginate beads in comparison with maghemite modified beads from wastewater. The characterisation of material was performed by Fourier transform infrared spectroscopy (FTIR) and X-ray diffraction. The influence o...

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Permalink: http://skupnikatalog.nsk.hr/Record/nsk.NSK01001061394/Details
Matična publikacija: The holistic approach to environment
9 (2019), 2 ; str. 21-26
Glavni autor: Simonič, Marjana (Author)
Vrsta građe: e-članak
Jezik: eng
Predmet:
Online pristup: https://doi.org/10.33765/thate.9.2.1
The holistic approach to environment
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024 7 |2 doi  |a 10.33765/thate.9.2.1 
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040 |a HR-ZaNSK  |b hrv  |c HR-ZaNSK  |e ppiak 
041 0 |a eng  |b eng 
042 |a croatica 
044 |a ci  |c hr 
080 1 |a 628  |2 2011 
100 1 |a Simonič, Marjana  |4 aut 
245 1 0 |a Phosphate removal from real wastewater using maghemite beads  |h [Elektronička građa] /  |c Marjana Simonič. 
300 |b Ilustr., graf. prikazi. 
504 |a Bibliografija: 12 jed. 
504 |a Abstract. 
520 |a The present study aimed at research of phosphate adsorption onto poly(vinyl-alcohol) PVA alginate beads in comparison with maghemite modified beads from wastewater. The characterisation of material was performed by Fourier transform infrared spectroscopy (FTIR) and X-ray diffraction. The influence of pH and the quantity of maghemite nanoparticle was studied. The results of phosphate adsorption onto PVA-alginate beads showed 45 % of initial PO43- concentration removal from wastewater while the maghemite PVA-alginate beads showed better adsorption activity at 70 % of initial PO43- removal. The optimal dose was determined at 0.9 g of PVA-M beads (containing 0.01 g maghemite) added to the 50 mL wastewater. The efficiency of phosphate removal from wastewater was relatively low due to content of coexistent anions, including SO42−, CO32−, NO3− and Cl−, which compete with phosphate for the binding sites, hindering PO43− to form inner sphere complexes. 
653 0 |a Otpadne vode  |a Pročišćavanje otpadnih voda  |a Fosfati  |a Maghemit 
773 0 |t The holistic approach to environment  |x 1848-0071  |g 9 (2019), 2 ; str. 21-26  |w nsk.(HR-ZaNSK)000761740 
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856 4 0 |u https://doi.org/10.33765/thate.9.2.1 
856 4 0 |u https://casopis.hrcpo.com/volume-9-issue-2-simonic/  |y The holistic approach to environment 
856 4 1 |y Digitalna.nsk.hr 
856 4 0 |u https://hrcak.srce.hr/221389  |y Hrčak