{"id":17406,"date":"2018-03-09T09:05:27","date_gmt":"2018-03-09T09:05:27","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/determinacion-cromatografica-de-aminas-biogenas-previa-derivatizacion-off-line-con-cloruro-de-dabsilo-en-muestras-de-vino-cerveza-y-malta\/"},"modified":"2018-03-09T09:05:27","modified_gmt":"2018-03-09T09:05:27","slug":"determinacion-cromatografica-de-aminas-biogenas-previa-derivatizacion-off-line-con-cloruro-de-dabsilo-en-muestras-de-vino-cerveza-y-malta","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/determinacion-cromatografica-de-aminas-biogenas-previa-derivatizacion-off-line-con-cloruro-de-dabsilo-en-muestras-de-vino-cerveza-y-malta\/","title":{"rendered":"Determinaci\u00f3n cromatogr\u00e1fica de aminas bi\u00f3genas previa derivatizaci\u00f3n \u00aboff-line\u00bb con cloruro de dabsilo en muestras de vino, cerveza y malta"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Roberto Romero Gonz\u00e1lez <\/strong><\/h2>\n<p>El objetivo de esta memoria de doctorado ha sido la validaci\u00f3n de la determinaci\u00f3n cromatogr\u00e1fica de aminas bi\u00f3genas, en concreto de triptamina, feniletilamina, putrescina, cadaverina, histamina, tiramina, espermidina y espermina, en muestras de vino, cerveza y malta, previa derivatizaci\u00f3n con cloruro de dabsilo.  con este enfoque y dentro de lo que se denomin\u00f3 validaci\u00f3n caracter\u00edstica, se desarrollaron experimentos dirigidos a la reoptimizaci\u00f3n de las variables implicadas en la reacci\u00f3n de derivatizaci\u00f3n y separaci\u00f3n cromatogr\u00e1fica de los analitos, haciendo uso de las t\u00e9cnicas formales de optimizaci\u00f3n multidimensional, con el objeto de mejorar tanto los par\u00e1metros de calidad del m\u00e9todo como de la resoluci\u00f3n cromatogr\u00e1fica.  a continuaci\u00f3n se procedi\u00f3 a la obtenci\u00f3n de estos par\u00e1metros de calidad, seleccionando el \u00e1rea de pico como se\u00f1al instrumental. Adem\u00e1s, se realiz\u00f3 un estudio robustez, con objeto de conocer el efecto de las variaciones de las variables experimentales sobre diversas variables respuestas, procediendo a la redifinici\u00f3n de efecto, permitiendo dar una interpretaci\u00f3n geom\u00e9trica del ensayo de robustez al aplicar la regresi\u00f3n lineal m\u00faltiple.  dentro de la validaci\u00f3n aplicada, se llevaron a cabo estudios centrados en la influencia de la matriz para la obtenci\u00f3n de resultados veraces, cuando se aplic\u00f3 el m\u00e9todo en muestras de vino, cerveza, malta y m\u00e1iz, obteniendo buenos resultados. En relaci\u00f3n a la muestras s\u00f3lidas, y previo a su determinaci\u00f3n cromatogr\u00e1fica, fue necesario recurrir a una etapa de extracci\u00f3n s\u00f3lido-l\u00edquido.  mediante la aplicaci\u00f3n del an\u00e1lisis multivariante a los resultados obtenidos, se obtuvo informaci\u00f3n qu\u00edmica relevante asociada al proceso de elaboraci\u00f3n de los vinos. Adem\u00e1s, se estudi\u00f3 la variaci\u00f3n en el contenido de aminas biog\u00e9nas durante el proceso de elaboraci\u00f3n de la cerveza, desde la adquisici\u00f3n de la materia prima, hasta la obtenci\u00f3n de<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Determinaci\u00f3n cromatogr\u00e1fica de aminas bi\u00f3genas previa derivatizaci\u00f3n \u00aboff-line\u00bb con cloruro de dabsilo en muestras de vino, cerveza y malta<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Determinaci\u00f3n cromatogr\u00e1fica de aminas bi\u00f3genas previa derivatizaci\u00f3n \u00aboff-line\u00bb con cloruro de dabsilo en muestras de vino, cerveza y malta <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Roberto Romero Gonz\u00e1lez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Granada<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 13\/06\/2002<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Mercedes S\u00e1nchez Vi\u00f1as<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jos\u00e9 Luis V\u00edlchez quero <\/li>\n<li>agustina Gomez hens (vocal)<\/li>\n<li>ake J\u00ed\u00b6nsson jan (vocal)<\/li>\n<li> Gonz\u00e1lez gonz\u00e1lez a. gustavo (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Roberto Romero Gonz\u00e1lez El objetivo de esta memoria de doctorado ha sido la validaci\u00f3n de la determinaci\u00f3n [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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