<abstract xmlns="http://www.w3.org/1999/xhtml"><p> The paper reports the adsorption of strontium(II) and americium(III) from aqueous solutions onto calcium alginate (CaA), barium alginate (BaA) and strontium alginate (SrA) beads. Adsorption process was studied in batch experiments as a function of the initial pH of the solution and the contact time. All sorbents were examined by the termogravimetric analysis (TG). Laboratory obtained spherical beads of CaA, BaA and SrA seem to be good metal sorbents from liquid radioactive wastes. A contact time of about 4 h and neutral pH of the initial aqueous solution have been proposed to be optimum conditions for Sr-85 and Am-241 removal from the contaminated solutions using alginate sorbents. Laboratory obtained beads of CaA, BaA and SrA are characterized by the decontamination factor (DF) equal to 85% for Sr(II) and 90% for Am(III).</p></abstract>

The paper reports the adsorption of strontium(II) and americium(III) from aqueous solutions onto calcium alginate (CaA), barium alginate (BaA) and strontium alginate (SrA) beads. Adsorption process was studied in batch experiments as a function of the initial pH of the solution and the contact time. All sorbents were examined by the termogravimetric analysis (TG). Laboratory obtained spherical beads of CaA, BaA and SrA seem to be good metal sorbents from liquid radioactive wastes. A contact time of about 4 h and neutral pH of the initial aqueous solution have been proposed to be optimum conditions for Sr-85 and Am-241 removal from the contaminated solutions using alginate sorbents. Laboratory obtained beads of CaA, BaA and SrA are characterized by the decontamination factor (DF) equal to 85% for Sr(II) and 90% for Am(III).

Sorption of Sr-85 and Am-241 from liquid radioactive wastes by alginate beads

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{"article-title":"Sorption of Sr-85 and Am-241 from liquid radioactive wastes by alginate beads"}

The paper reports the adsorption of strontium(II) and americium(III) from aqueous solutions onto calcium alginate (CaA), barium alginate (BaA) and strontium...

Sorption of Sr-85 and Am-241 from liquid radioactive wastes by alginate beads

Publié en ligne: 30 déc. 2015

Pages: 927 - 931

Reçu: 18 juin 2015

Accepté: 15 sept. 2015

DOI: https://doi.org/10.1515/nuka-2015-0155

Mots clés
sorption, radionuclides, calcium alginate, barium alginate, strontium alginate

© by Agata Oszczak

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Sorption of Sr-85 and Am-241 from liquid radioactive wastes by alginate beads

Publié en ligne: 30 déc. 2015

Pages: 927 - 931

Reçu: 18 juin 2015

Accepté: 15 sept. 2015

DOI: https://doi.org/10.1515/nuka-2015-0155

Mots cléssorption, radionuclides, calcium alginate, barium alginate, strontium alginate

© by Agata Oszczak

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Mots clés
sorption, radionuclides, calcium alginate, barium alginate, strontium alginate