Removal of cadmium and cyanide from aqueous solutions through electrodialysis

The discharge of galvanic industry wastewaters containing heavy metals and cyanide is one of the largest sources of water pollution. The use of the electrodialysis technique for the treatment of a synthetic wastewater containing approximately 0.0089 mol L-1 cadmium and 0.081 mol L-1 cyanide was stud...

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Main Authors: Marder Luciano, Sulzbach Guilherme O., Bernardes Andréa M., Ferreira Jane Zoppas
Format: Article
Language:English
Published: Sociedade Brasileira de Química 2003-01-01
Series:Journal of the Brazilian Chemical Society
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532003000400018
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author Marder Luciano
Sulzbach Guilherme O.
Bernardes Andréa M.
Ferreira Jane Zoppas
author_facet Marder Luciano
Sulzbach Guilherme O.
Bernardes Andréa M.
Ferreira Jane Zoppas
author_sort Marder Luciano
collection DOAJ
description The discharge of galvanic industry wastewaters containing heavy metals and cyanide is one of the largest sources of water pollution. The use of the electrodialysis technique for the treatment of a synthetic wastewater containing approximately 0.0089 mol L-1 cadmium and 0.081 mol L-1 cyanide was studied using a five-compartment electrodialysis cell. The results demonstrate that the removal of cadmium and cyanide depends on the applied current density and it is limited by the precipitation of cadmium on the cation-exchange membrane in the diluate central cell compartment.
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spelling doaj.art-a64947a05f0844eaac96468baa1a81b22022-12-21T18:46:15ZengSociedade Brasileira de QuímicaJournal of the Brazilian Chemical Society0103-50532003-01-01144610615Removal of cadmium and cyanide from aqueous solutions through electrodialysisMarder LucianoSulzbach Guilherme O.Bernardes Andréa M.Ferreira Jane ZoppasThe discharge of galvanic industry wastewaters containing heavy metals and cyanide is one of the largest sources of water pollution. The use of the electrodialysis technique for the treatment of a synthetic wastewater containing approximately 0.0089 mol L-1 cadmium and 0.081 mol L-1 cyanide was studied using a five-compartment electrodialysis cell. The results demonstrate that the removal of cadmium and cyanide depends on the applied current density and it is limited by the precipitation of cadmium on the cation-exchange membrane in the diluate central cell compartment.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532003000400018cadmiumcyanideelectrodialysiswastewater
spellingShingle Marder Luciano
Sulzbach Guilherme O.
Bernardes Andréa M.
Ferreira Jane Zoppas
Removal of cadmium and cyanide from aqueous solutions through electrodialysis
Journal of the Brazilian Chemical Society
cadmium
cyanide
electrodialysis
wastewater
title Removal of cadmium and cyanide from aqueous solutions through electrodialysis
title_full Removal of cadmium and cyanide from aqueous solutions through electrodialysis
title_fullStr Removal of cadmium and cyanide from aqueous solutions through electrodialysis
title_full_unstemmed Removal of cadmium and cyanide from aqueous solutions through electrodialysis
title_short Removal of cadmium and cyanide from aqueous solutions through electrodialysis
title_sort removal of cadmium and cyanide from aqueous solutions through electrodialysis
topic cadmium
cyanide
electrodialysis
wastewater
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532003000400018
work_keys_str_mv AT marderluciano removalofcadmiumandcyanidefromaqueoussolutionsthroughelectrodialysis
AT sulzbachguilhermeo removalofcadmiumandcyanidefromaqueoussolutionsthroughelectrodialysis
AT bernardesandream removalofcadmiumandcyanidefromaqueoussolutionsthroughelectrodialysis
AT ferreirajanezoppas removalofcadmiumandcyanidefromaqueoussolutionsthroughelectrodialysis