Sensitive determination of thallium species in drinking and natural water by ionic liquid-assisted ion-pairing liquid-liquid microextraction and inductively coupled plasma mass spe...
- Autores
- Escudero, Leticia Belén; Wuilloud, Rodolfo German; Olsina, Roberto Antonio
- Año de publicación
- 2012
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- A fast and simple method involving separation and determination of thallium (Tl) species, based on novel ionic liquid-assisted ion pairing dispersive liquid-liquid microextraction (DLLME) method, was developed. Initially, Tl(III) was selectively complexed with chloride ion to form [TlCl4]- chlorocomplex. Subsequently,tetradecyl(trihexyl)phosphonium chloride ionic liquid (CYPHOS® IL 101) was used to form the ion-pair with [TlCl4]- anion followed by extraction. The DLLME procedure was developed by dispersing 80 microliters of carbon tetrachloride with 100 microliters of ethanol added to the aqueous solution. After DLLME, the upper aqueous phase containing Tl(I) only was removed and analyzed by inductively coupled plasma-mass spectrometry (ICP-MS). In contrast to Tl(III), Tl(I) species do not form neither stable nor anionic complexes with chloride ions and they were not extracted into the organic phase. Total Tl concentration was obtained by direct introduction of sample into ICP-MS instrument. The calibration graph for the analyte was linear with a correlation coefficient of 0.9989. Under optimal conditions, detection limit of Tl species was 0.4 ng/ L. The relative standard deviation (n=10) at 1 ng/ mL Tl concentration level was 1.3% for Tl(I) and 1.5% for Tl(III). The method was successfully applied for fast speciation analysis of Tl
at ultratrace levels in real water samples.
Fil: Escudero, Leticia Belén. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico San Luis. Instituto de Química de San Luis; Argentina. Universidad Nacional de Cuyo; Argentina
Fil: Wuilloud, Rodolfo German. Universidad Nacional de Cuyo. Facultad de Ciencias Exactas y Naturales. Laboratorio de Química Analítica para Investigación y Desarrollo; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Mendoza; Argentina
Fil: Olsina, Roberto Antonio. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico San Luis. Instituto de Química de San Luis; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina - Materia
-
Thallium
Speciation
Ionic Liquid
Icp-Ms - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-nd/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/3589
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oai:ri.conicet.gov.ar:11336/3589 |
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repository_id_str |
3498 |
network_name_str |
CONICET Digital (CONICET) |
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Sensitive determination of thallium species in drinking and natural water by ionic liquid-assisted ion-pairing liquid-liquid microextraction and inductively coupled plasma mass spectrometryEscudero, Leticia BelénWuilloud, Rodolfo GermanOlsina, Roberto AntonioThalliumSpeciationIonic LiquidIcp-Mshttps://purl.org/becyt/ford/1.4https://purl.org/becyt/ford/1A fast and simple method involving separation and determination of thallium (Tl) species, based on novel ionic liquid-assisted ion pairing dispersive liquid-liquid microextraction (DLLME) method, was developed. Initially, Tl(III) was selectively complexed with chloride ion to form [TlCl4]- chlorocomplex. Subsequently,tetradecyl(trihexyl)phosphonium chloride ionic liquid (CYPHOS® IL 101) was used to form the ion-pair with [TlCl4]- anion followed by extraction. The DLLME procedure was developed by dispersing 80 microliters of carbon tetrachloride with 100 microliters of ethanol added to the aqueous solution. After DLLME, the upper aqueous phase containing Tl(I) only was removed and analyzed by inductively coupled plasma-mass spectrometry (ICP-MS). In contrast to Tl(III), Tl(I) species do not form neither stable nor anionic complexes with chloride ions and they were not extracted into the organic phase. Total Tl concentration was obtained by direct introduction of sample into ICP-MS instrument. The calibration graph for the analyte was linear with a correlation coefficient of 0.9989. Under optimal conditions, detection limit of Tl species was 0.4 ng/ L. The relative standard deviation (n=10) at 1 ng/ mL Tl concentration level was 1.3% for Tl(I) and 1.5% for Tl(III). The method was successfully applied for fast speciation analysis of Tl<br />at ultratrace levels in real water samples.Fil: Escudero, Leticia Belén. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico San Luis. Instituto de Química de San Luis; Argentina. Universidad Nacional de Cuyo; ArgentinaFil: Wuilloud, Rodolfo German. Universidad Nacional de Cuyo. Facultad de Ciencias Exactas y Naturales. Laboratorio de Química Analítica para Investigación y Desarrollo; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Mendoza; ArgentinaFil: Olsina, Roberto Antonio. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico San Luis. Instituto de Química de San Luis; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaElsevier2012-12-03info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/3589Escudero, Leticia Belén; Wuilloud, Rodolfo German; Olsina, Roberto Antonio; Sensitive determination of thallium species in drinking and natural water by ionic liquid-assisted ion-pairing liquid-liquid microextraction and inductively coupled plasma mass spectrometry; Elsevier; Journal of Hazardous Materials; 244-245; 3-12-2012; 380-3860304-3894enginfo:eu-repo/semantics/altIdentifier/url/http://www.sciencedirect.com/science/article/pii/S0304389412011594info:eu-repo/semantics/altIdentifier/doi/10.1016/j.jhazmat.2012.11.057info:eu-repo/semantics/altIdentifier/issn/0304-3894info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-nd/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-03T10:09:10Zoai:ri.conicet.gov.ar:11336/3589instacron: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:34982025-09-03 10:09:10.522CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Sensitive determination of thallium species in drinking and natural water by ionic liquid-assisted ion-pairing liquid-liquid microextraction and inductively coupled plasma mass spectrometry |
title |
Sensitive determination of thallium species in drinking and natural water by ionic liquid-assisted ion-pairing liquid-liquid microextraction and inductively coupled plasma mass spectrometry |
spellingShingle |
Sensitive determination of thallium species in drinking and natural water by ionic liquid-assisted ion-pairing liquid-liquid microextraction and inductively coupled plasma mass spectrometry Escudero, Leticia Belén Thallium Speciation Ionic Liquid Icp-Ms |
title_short |
Sensitive determination of thallium species in drinking and natural water by ionic liquid-assisted ion-pairing liquid-liquid microextraction and inductively coupled plasma mass spectrometry |
title_full |
Sensitive determination of thallium species in drinking and natural water by ionic liquid-assisted ion-pairing liquid-liquid microextraction and inductively coupled plasma mass spectrometry |
title_fullStr |
Sensitive determination of thallium species in drinking and natural water by ionic liquid-assisted ion-pairing liquid-liquid microextraction and inductively coupled plasma mass spectrometry |
title_full_unstemmed |
Sensitive determination of thallium species in drinking and natural water by ionic liquid-assisted ion-pairing liquid-liquid microextraction and inductively coupled plasma mass spectrometry |
title_sort |
Sensitive determination of thallium species in drinking and natural water by ionic liquid-assisted ion-pairing liquid-liquid microextraction and inductively coupled plasma mass spectrometry |
dc.creator.none.fl_str_mv |
Escudero, Leticia Belén Wuilloud, Rodolfo German Olsina, Roberto Antonio |
author |
Escudero, Leticia Belén |
author_facet |
Escudero, Leticia Belén Wuilloud, Rodolfo German Olsina, Roberto Antonio |
author_role |
author |
author2 |
Wuilloud, Rodolfo German Olsina, Roberto Antonio |
author2_role |
author author |
dc.subject.none.fl_str_mv |
Thallium Speciation Ionic Liquid Icp-Ms |
topic |
Thallium Speciation Ionic Liquid Icp-Ms |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.4 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
A fast and simple method involving separation and determination of thallium (Tl) species, based on novel ionic liquid-assisted ion pairing dispersive liquid-liquid microextraction (DLLME) method, was developed. Initially, Tl(III) was selectively complexed with chloride ion to form [TlCl4]- chlorocomplex. Subsequently,tetradecyl(trihexyl)phosphonium chloride ionic liquid (CYPHOS® IL 101) was used to form the ion-pair with [TlCl4]- anion followed by extraction. The DLLME procedure was developed by dispersing 80 microliters of carbon tetrachloride with 100 microliters of ethanol added to the aqueous solution. After DLLME, the upper aqueous phase containing Tl(I) only was removed and analyzed by inductively coupled plasma-mass spectrometry (ICP-MS). In contrast to Tl(III), Tl(I) species do not form neither stable nor anionic complexes with chloride ions and they were not extracted into the organic phase. Total Tl concentration was obtained by direct introduction of sample into ICP-MS instrument. The calibration graph for the analyte was linear with a correlation coefficient of 0.9989. Under optimal conditions, detection limit of Tl species was 0.4 ng/ L. The relative standard deviation (n=10) at 1 ng/ mL Tl concentration level was 1.3% for Tl(I) and 1.5% for Tl(III). The method was successfully applied for fast speciation analysis of Tl<br />at ultratrace levels in real water samples. Fil: Escudero, Leticia Belén. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico San Luis. Instituto de Química de San Luis; Argentina. Universidad Nacional de Cuyo; Argentina Fil: Wuilloud, Rodolfo German. Universidad Nacional de Cuyo. Facultad de Ciencias Exactas y Naturales. Laboratorio de Química Analítica para Investigación y Desarrollo; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Mendoza; Argentina Fil: Olsina, Roberto Antonio. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico San Luis. Instituto de Química de San Luis; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina |
description |
A fast and simple method involving separation and determination of thallium (Tl) species, based on novel ionic liquid-assisted ion pairing dispersive liquid-liquid microextraction (DLLME) method, was developed. Initially, Tl(III) was selectively complexed with chloride ion to form [TlCl4]- chlorocomplex. Subsequently,tetradecyl(trihexyl)phosphonium chloride ionic liquid (CYPHOS® IL 101) was used to form the ion-pair with [TlCl4]- anion followed by extraction. The DLLME procedure was developed by dispersing 80 microliters of carbon tetrachloride with 100 microliters of ethanol added to the aqueous solution. After DLLME, the upper aqueous phase containing Tl(I) only was removed and analyzed by inductively coupled plasma-mass spectrometry (ICP-MS). In contrast to Tl(III), Tl(I) species do not form neither stable nor anionic complexes with chloride ions and they were not extracted into the organic phase. Total Tl concentration was obtained by direct introduction of sample into ICP-MS instrument. The calibration graph for the analyte was linear with a correlation coefficient of 0.9989. Under optimal conditions, detection limit of Tl species was 0.4 ng/ L. The relative standard deviation (n=10) at 1 ng/ mL Tl concentration level was 1.3% for Tl(I) and 1.5% for Tl(III). The method was successfully applied for fast speciation analysis of Tl<br />at ultratrace levels in real water samples. |
publishDate |
2012 |
dc.date.none.fl_str_mv |
2012-12-03 |
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/11336/3589 Escudero, Leticia Belén; Wuilloud, Rodolfo German; Olsina, Roberto Antonio; Sensitive determination of thallium species in drinking and natural water by ionic liquid-assisted ion-pairing liquid-liquid microextraction and inductively coupled plasma mass spectrometry; Elsevier; Journal of Hazardous Materials; 244-245; 3-12-2012; 380-386 0304-3894 |
url |
http://hdl.handle.net/11336/3589 |
identifier_str_mv |
Escudero, Leticia Belén; Wuilloud, Rodolfo German; Olsina, Roberto Antonio; Sensitive determination of thallium species in drinking and natural water by ionic liquid-assisted ion-pairing liquid-liquid microextraction and inductively coupled plasma mass spectrometry; Elsevier; Journal of Hazardous Materials; 244-245; 3-12-2012; 380-386 0304-3894 |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/url/http://www.sciencedirect.com/science/article/pii/S0304389412011594 info:eu-repo/semantics/altIdentifier/doi/10.1016/j.jhazmat.2012.11.057 info:eu-repo/semantics/altIdentifier/issn/0304-3894 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-nd/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-nd/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Elsevier |
publisher.none.fl_str_mv |
Elsevier |
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 |
_version_ |
1842270071769006080 |
score |
13.13397 |