dor_id: 4133143

506.#.#.a: Público

590.#.#.d: Los artículos enviados a la revista "Geofísica Internacional", se juzgan por medio de un proceso de revisión por pares

510.0.#.a: Consejo Nacional de Ciencia y Tecnología (CONACyT); Scientific Electronic Library Online (SciELO); SCOPUS, Dialnet, Directory of Open Access Journals (DOAJ); Geobase

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650.#.4.x: Físico Matemáticas y Ciencias de la Tierra

336.#.#.b: article

336.#.#.3: Artículo de Investigación

336.#.#.a: Artículo

351.#.#.6: http://revistagi.geofisica.unam.mx/index.php/RGI

351.#.#.b: Geofísica Internacional

351.#.#.a: Artículos

harvesting_group: RevistasUNAM

270.1.#.p: Revistas UNAM. Dirección General de Publicaciones y Fomento Editorial, UNAM en revistas@unam.mx

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883.#.#.u: https://revistas.unam.mx/catalogo/

883.#.#.a: Revistas UNAM

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883.#.#.1: https://www.publicaciones.unam.mx/

883.#.#.q: Dirección General de Publicaciones y Fomento Editorial

850.#.#.a: Universidad Nacional Autónoma de México

856.4.0.u: http://revistagi.geofisica.unam.mx/index.php/RGI/article/view/794/785

100.1.#.a: Favara, Rocco; Grassa, Fausto; Inguaggiato, Salvatore; Pecoraino, Giovannella; Capasso, Giorgio

524.#.#.a: Favara, Rocco, et al. (2002). A simple method to determine the δ13C content of total dissolved inorganic carbon. Geofísica Internacional; Vol. 41 Núm. 3: Julio 1, 2002; 313-320. Recuperado de https://repositorio.unam.mx/contenidos/4133143

245.1.0.a: A simple method to determine the δ13C content of total dissolved inorganic carbon

502.#.#.c: Universidad Nacional Autónoma de México

561.1.#.a: Instituto de Geofísica, UNAM

264.#.0.c: 2002

264.#.1.c: 2002-07-01

653.#.#.a: Isótopos de carbono; TDIC; CO2; HCO3; interacción agua - CO2; Carbon isotopes; TDIC; CO2; HCO3; CO2- water interaction

506.1.#.a: La titularidad de los derechos patrimoniales de esta obra pertenece a las instituciones editoras. Su uso se rige por una licencia Creative Commons BY-NC-SA 4.0 Internacional, https://creativecommons.org/licenses/by-nc-sa/4.0/legalcode.es, para un uso diferente consultar al responsable jurídico del repositorio por medio del correo electrónico revistagi@igeofisica.unam.mx

884.#.#.k: http://revistagi.geofisica.unam.mx/index.php/RGI/article/view/794

001.#.#.#: 063.oai:revistagi.geofisica.unam.mx:article/794

041.#.7.h: spa

520.3.#.a: A simple method for determining the ä13C of TDIC (Total Dissolved Inorganic Carbon) in natural waters was developed and tested. The proposed method is based on chemical and physical stripping of CO2 from water samples. The sampling apparatus consists of a glass bottle (ca 100 ml) totally filled with water sample in the field and sealed by gas-tight rubber/teflon plug. In the laboratory, we introduce 10 ml of pure Ar as host gas into the bottles and draw out an equal volume of water. About 0.5 ml of 37% extra-pure HCl is then injected into the bottle. Water pH decreases to values close to 1 and, therefore, the only carbon species present is CO2 both as dissolved and gaseous phase. Then the bottle is connected to a vacuum line to extract CO2 gas and to purify it by means of standard techniques for CO2 purification. In order to test this method, several sea water samples were prepared and analysed, as well as a series of standard solutions of Na2CO3 at known isotopic composition of carbon. The accuracy of these measurements was ± 0.2 ‰ vs V-PDB and their reproducibility was better than 0.2 ‰ vs V-PDB.doi: https://doi.org/10.22201/igeof.00167169p.2002.41.3.349

773.1.#.t: Geofísica Internacional; Vol. 41 Núm. 3: Julio 1, 2002; 313-320

773.1.#.o: http://revistagi.geofisica.unam.mx/index.php/RGI

022.#.#.a: ISSN-L: 2954-436X; ISSN impreso: 0016-7169

310.#.#.a: Trimestral

300.#.#.a: Páginas: 313-320

264.#.1.b: Instituto de Geofísica, UNAM

doi: https://doi.org/10.22201/igeof.00167169p.2002.41.3.349

handle: 3b71252db404e70f

harvesting_date: 2023-06-20 16:00:00.0

856.#.0.q: application/pdf

file_creation_date: 2002-08-02 11:52:23.0

file_modification_date: 2022-07-15 16:35:01.0

file_creator: Rocco Favara

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245.1.0.b: A simple method to determine the δ13C content of total dissolved inorganic carbon

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Artículo

A simple method to determine the δ13C content of total dissolved inorganic carbon

Favara, Rocco; Grassa, Fausto; Inguaggiato, Salvatore; Pecoraino, Giovannella; Capasso, Giorgio

Instituto de Geofísica, UNAM, publicado en Geofísica Internacional, y cosechado de Revistas UNAM

Licencia de uso

Procedencia del contenido

Entidad o dependencia
Instituto de Geofísica, UNAM
Revista
Repositorio
Contacto
Revistas UNAM. Dirección General de Publicaciones y Fomento Editorial, UNAM en revistas@unam.mx

Cita

Favara, Rocco, et al. (2002). A simple method to determine the δ13C content of total dissolved inorganic carbon. Geofísica Internacional; Vol. 41 Núm. 3: Julio 1, 2002; 313-320. Recuperado de https://repositorio.unam.mx/contenidos/4133143

Descripción del recurso

Autor(es)
Favara, Rocco; Grassa, Fausto; Inguaggiato, Salvatore; Pecoraino, Giovannella; Capasso, Giorgio
Tipo
Artículo de Investigación
Área del conocimiento
Físico Matemáticas y Ciencias de la Tierra
Título
A simple method to determine the δ13C content of total dissolved inorganic carbon
Fecha
2002-07-01
Resumen
A simple method for determining the ä13C of TDIC (Total Dissolved Inorganic Carbon) in natural waters was developed and tested. The proposed method is based on chemical and physical stripping of CO2 from water samples. The sampling apparatus consists of a glass bottle (ca 100 ml) totally filled with water sample in the field and sealed by gas-tight rubber/teflon plug. In the laboratory, we introduce 10 ml of pure Ar as host gas into the bottles and draw out an equal volume of water. About 0.5 ml of 37% extra-pure HCl is then injected into the bottle. Water pH decreases to values close to 1 and, therefore, the only carbon species present is CO2 both as dissolved and gaseous phase. Then the bottle is connected to a vacuum line to extract CO2 gas and to purify it by means of standard techniques for CO2 purification. In order to test this method, several sea water samples were prepared and analysed, as well as a series of standard solutions of Na2CO3 at known isotopic composition of carbon. The accuracy of these measurements was ± 0.2 ‰ vs V-PDB and their reproducibility was better than 0.2 ‰ vs V-PDB.doi: https://doi.org/10.22201/igeof.00167169p.2002.41.3.349
Tema
Isótopos de carbono; TDIC; CO2; HCO3; interacción agua - CO2; Carbon isotopes; TDIC; CO2; HCO3; CO2- water interaction
Idioma
spa
ISSN
ISSN-L: 2954-436X; ISSN impreso: 0016-7169

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