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dc.contributor.author
Cora Jofré, Florencia
dc.contributor.author
Larregui, Daiana N.
dc.contributor.author
Savio, Marianela
dc.date.available
2022-02-04T16:47:43Z
dc.date.issued
2020-12
dc.identifier.citation
Cora Jofré, Florencia; Larregui, Daiana N.; Savio, Marianela; An eco-friendly infrared method for rapid soil sample preparation for multielemental determination by microwave induced plasma atomic emission spectrometry; Elsevier Science; Microchemical Journal; 159; 12-2020; 1-8
dc.identifier.issn
0026-265X
dc.identifier.uri
http://hdl.handle.net/11336/151369
dc.description.abstract
In order to attain Sustainable Development Goals (SDGs), soils mineral assessment is of great importance, since even small changes in their concentration levels, either due to natural or anthropogenic factors, can affect food security and human health. Sample preparation is a crucial step in the analytical procedure. Considering the refractory nature of soils, conventional digestion procedures are considered a slow stage with high contamination potential. In order to come across to a simplified method for soil sample preparation, an infrared (IR) radiation digester prototype using commercially available IR lamps was evaluated through soil elemental determination by microwave induced plasma atomic emission spectrometry (MIP OES). Soil samples were digested using 2 mL of HNO3 and 2 mL of H2O2, reducing the amount of reagent commonly used. Digestion efficiency was evaluated: dissolved carbon content was <1% and residual acidity was <0.08 mol L−1. The proposed procedure allowed Ca, Cd, Cu, Fe, K, Mg, Mn, P, Pb and Zn quantification in soils, with LOQ among 0.4 mg kg−1 (Mg and Mn) and 172 mg kg−1 (P). Soil certified reference materials were studied, and determined concentrations were between 80 and 120% compared to certified values. The proposed IR method is straightforward, low-cost, and it is in agreement with green analytical chemistry (GAC) recommendations.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Elsevier Science
dc.rights
info:eu-repo/semantics/restrictedAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
GREEN ANALYTICAL CHEMISTRY (GAC)
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INFRARED (IR) RADIATION HEATING DIGESTER PROTOTYPE
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MICROWAVE INDUCED PLASMA ATOMIC EMISSION SPECTROMETRY (MIP OES)
dc.subject
SOIL
dc.subject.classification
Química Analítica
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Ciencias Químicas
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CIENCIAS NATURALES Y EXACTAS
dc.title
An eco-friendly infrared method for rapid soil sample preparation for multielemental determination by microwave induced plasma atomic emission spectrometry
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2020-10-27T17:46:53Z
dc.journal.volume
159
dc.journal.pagination
1-8
dc.journal.pais
Países Bajos
dc.journal.ciudad
Amsterdam
dc.description.fil
Fil: Cora Jofré, Florencia. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Ciencias de la Tierra y Ambientales de La Pampa. Universidad Nacional de La Pampa. Facultad de Ciencias Exactas y Naturales. Instituto de Ciencias de la Tierra y Ambientales de La Pampa; Argentina
dc.description.fil
Fil: Larregui, Daiana N.. Universidad Nacional de La Pampa. Facultad de Ciencias Exactas y Naturales; Argentina
dc.description.fil
Fil: Savio, Marianela. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Ciencias de la Tierra y Ambientales de La Pampa. Universidad Nacional de La Pampa. Facultad de Ciencias Exactas y Naturales. Instituto de Ciencias de la Tierra y Ambientales de La Pampa; Argentina
dc.journal.title
Microchemical Journal
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/abs/pii/S0026265X20323468
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1016/j.microc.2020.105448
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