Effect of operating conditions in removal of arsenic from water by nanofiltration membrane
- Autores
- Saitua, Hugo Alberto; Campderrós, Mercedes Edith; Cerutti, Estela Soledad; Pérez Padilla, Antonio
- Año de publicación
- 2005
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- The removal of arsenic from synthetic waters and surface water by nanofiltration (NF) membrane was investigated. In synthetic solutions, arsenic rejection experiments included variation of arsenic retentate concentration, transmembrane pressure, crossflow velocity and temperature. Arsenic rejection increased with arsenic retentate concentration. Arsenic was removed 93-99% from synthetic feed waters containing between 100 and 382 gg/L As V, resulting in permeate arsenic concentrations of about 5 gg/L. Under studied conditions, arsenic rejection was independent of transmembrane pressure, crossflow velocity and temperature. In surface water, the mean rejection of As V was 95% while the rejection of sulfate was 97%. The co-occurrence of dissolved inorganics does not significantly influence arsenic rejection. The mean concentration of As in collected permeated was 8 pg/L. The mean rejection of TDS, total hardness and conductivity were 75, 88 and 75% respectively.
Fil: Saitua, Hugo Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis. Instituto de Investigaciones en Tecnología Química. Universidad Nacional de San Luis. Facultad de Química, Bioquímica y Farmacia. Instituto de Investigaciones en Tecnología Química; Argentina
Fil: Campderrós, Mercedes Edith. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis. Instituto de Investigaciones en Tecnología Química. Universidad Nacional de San Luis. Facultad de Química, Bioquímica y Farmacia. Instituto de Investigaciones en Tecnología Química; Argentina
Fil: Cerutti, Estela Soledad. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis; Argentina. Universidad Nacional de San Luis. Facultad de Química, Bioquímica y Farmacia. Departamento de Química Analítica; Argentina
Fil: Pérez Padilla, Antonio. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis. Instituto de Investigaciones en Tecnología Química. Universidad Nacional de San Luis. Facultad de Química, Bioquímica y Farmacia. Instituto de Investigaciones en Tecnología Química; Argentina - Materia
-
ARSENIC REMOVAL
DRINKING WATER
NANOFILTRATION (NF)
OPERATING CONDITIONS - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/156282
Ver los metadatos del registro completo
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Effect of operating conditions in removal of arsenic from water by nanofiltration membraneSaitua, Hugo AlbertoCampderrós, Mercedes EdithCerutti, Estela SoledadPérez Padilla, AntonioARSENIC REMOVALDRINKING WATERNANOFILTRATION (NF)OPERATING CONDITIONShttps://purl.org/becyt/ford/1.4https://purl.org/becyt/ford/1The removal of arsenic from synthetic waters and surface water by nanofiltration (NF) membrane was investigated. In synthetic solutions, arsenic rejection experiments included variation of arsenic retentate concentration, transmembrane pressure, crossflow velocity and temperature. Arsenic rejection increased with arsenic retentate concentration. Arsenic was removed 93-99% from synthetic feed waters containing between 100 and 382 gg/L As V, resulting in permeate arsenic concentrations of about 5 gg/L. Under studied conditions, arsenic rejection was independent of transmembrane pressure, crossflow velocity and temperature. In surface water, the mean rejection of As V was 95% while the rejection of sulfate was 97%. The co-occurrence of dissolved inorganics does not significantly influence arsenic rejection. The mean concentration of As in collected permeated was 8 pg/L. The mean rejection of TDS, total hardness and conductivity were 75, 88 and 75% respectively.Fil: Saitua, Hugo Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis. Instituto de Investigaciones en Tecnología Química. Universidad Nacional de San Luis. Facultad de Química, Bioquímica y Farmacia. Instituto de Investigaciones en Tecnología Química; ArgentinaFil: Campderrós, Mercedes Edith. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis. Instituto de Investigaciones en Tecnología Química. Universidad Nacional de San Luis. Facultad de Química, Bioquímica y Farmacia. Instituto de Investigaciones en Tecnología Química; ArgentinaFil: Cerutti, Estela Soledad. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis; Argentina. Universidad Nacional de San Luis. Facultad de Química, Bioquímica y Farmacia. Departamento de Química Analítica; ArgentinaFil: Pérez Padilla, Antonio. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis. Instituto de Investigaciones en Tecnología Química. Universidad Nacional de San Luis. Facultad de Química, Bioquímica y Farmacia. Instituto de Investigaciones en Tecnología Química; ArgentinaElsevier Science2005-02-10info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/156282Saitua, Hugo Alberto; Campderrós, Mercedes Edith; Cerutti, Estela Soledad; Pérez Padilla, Antonio; Effect of operating conditions in removal of arsenic from water by nanofiltration membrane; Elsevier Science; Desalination; 172; 2; 10-2-2005; 173-1800011-9164CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/abs/pii/S0011916405800578info:eu-repo/semantics/altIdentifier/doi/10.1016/j.desal.2004.08.027info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:40:55Zoai:ri.conicet.gov.ar:11336/156282instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 09:40:55.466CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Effect of operating conditions in removal of arsenic from water by nanofiltration membrane |
title |
Effect of operating conditions in removal of arsenic from water by nanofiltration membrane |
spellingShingle |
Effect of operating conditions in removal of arsenic from water by nanofiltration membrane Saitua, Hugo Alberto ARSENIC REMOVAL DRINKING WATER NANOFILTRATION (NF) OPERATING CONDITIONS |
title_short |
Effect of operating conditions in removal of arsenic from water by nanofiltration membrane |
title_full |
Effect of operating conditions in removal of arsenic from water by nanofiltration membrane |
title_fullStr |
Effect of operating conditions in removal of arsenic from water by nanofiltration membrane |
title_full_unstemmed |
Effect of operating conditions in removal of arsenic from water by nanofiltration membrane |
title_sort |
Effect of operating conditions in removal of arsenic from water by nanofiltration membrane |
dc.creator.none.fl_str_mv |
Saitua, Hugo Alberto Campderrós, Mercedes Edith Cerutti, Estela Soledad Pérez Padilla, Antonio |
author |
Saitua, Hugo Alberto |
author_facet |
Saitua, Hugo Alberto Campderrós, Mercedes Edith Cerutti, Estela Soledad Pérez Padilla, Antonio |
author_role |
author |
author2 |
Campderrós, Mercedes Edith Cerutti, Estela Soledad Pérez Padilla, Antonio |
author2_role |
author author author |
dc.subject.none.fl_str_mv |
ARSENIC REMOVAL DRINKING WATER NANOFILTRATION (NF) OPERATING CONDITIONS |
topic |
ARSENIC REMOVAL DRINKING WATER NANOFILTRATION (NF) OPERATING CONDITIONS |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.4 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
The removal of arsenic from synthetic waters and surface water by nanofiltration (NF) membrane was investigated. In synthetic solutions, arsenic rejection experiments included variation of arsenic retentate concentration, transmembrane pressure, crossflow velocity and temperature. Arsenic rejection increased with arsenic retentate concentration. Arsenic was removed 93-99% from synthetic feed waters containing between 100 and 382 gg/L As V, resulting in permeate arsenic concentrations of about 5 gg/L. Under studied conditions, arsenic rejection was independent of transmembrane pressure, crossflow velocity and temperature. In surface water, the mean rejection of As V was 95% while the rejection of sulfate was 97%. The co-occurrence of dissolved inorganics does not significantly influence arsenic rejection. The mean concentration of As in collected permeated was 8 pg/L. The mean rejection of TDS, total hardness and conductivity were 75, 88 and 75% respectively. Fil: Saitua, Hugo Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis. Instituto de Investigaciones en Tecnología Química. Universidad Nacional de San Luis. Facultad de Química, Bioquímica y Farmacia. Instituto de Investigaciones en Tecnología Química; Argentina Fil: Campderrós, Mercedes Edith. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis. Instituto de Investigaciones en Tecnología Química. Universidad Nacional de San Luis. Facultad de Química, Bioquímica y Farmacia. Instituto de Investigaciones en Tecnología Química; Argentina Fil: Cerutti, Estela Soledad. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis; Argentina. Universidad Nacional de San Luis. Facultad de Química, Bioquímica y Farmacia. Departamento de Química Analítica; Argentina Fil: Pérez Padilla, Antonio. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis. Instituto de Investigaciones en Tecnología Química. Universidad Nacional de San Luis. Facultad de Química, Bioquímica y Farmacia. Instituto de Investigaciones en Tecnología Química; Argentina |
description |
The removal of arsenic from synthetic waters and surface water by nanofiltration (NF) membrane was investigated. In synthetic solutions, arsenic rejection experiments included variation of arsenic retentate concentration, transmembrane pressure, crossflow velocity and temperature. Arsenic rejection increased with arsenic retentate concentration. Arsenic was removed 93-99% from synthetic feed waters containing between 100 and 382 gg/L As V, resulting in permeate arsenic concentrations of about 5 gg/L. Under studied conditions, arsenic rejection was independent of transmembrane pressure, crossflow velocity and temperature. In surface water, the mean rejection of As V was 95% while the rejection of sulfate was 97%. The co-occurrence of dissolved inorganics does not significantly influence arsenic rejection. The mean concentration of As in collected permeated was 8 pg/L. The mean rejection of TDS, total hardness and conductivity were 75, 88 and 75% respectively. |
publishDate |
2005 |
dc.date.none.fl_str_mv |
2005-02-10 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/156282 Saitua, Hugo Alberto; Campderrós, Mercedes Edith; Cerutti, Estela Soledad; Pérez Padilla, Antonio; Effect of operating conditions in removal of arsenic from water by nanofiltration membrane; Elsevier Science; Desalination; 172; 2; 10-2-2005; 173-180 0011-9164 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/156282 |
identifier_str_mv |
Saitua, Hugo Alberto; Campderrós, Mercedes Edith; Cerutti, Estela Soledad; Pérez Padilla, Antonio; Effect of operating conditions in removal of arsenic from water by nanofiltration membrane; Elsevier Science; Desalination; 172; 2; 10-2-2005; 173-180 0011-9164 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/abs/pii/S0011916405800578 info:eu-repo/semantics/altIdentifier/doi/10.1016/j.desal.2004.08.027 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Elsevier Science |
publisher.none.fl_str_mv |
Elsevier Science |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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1844613294874165248 |
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13.070432 |