{"id":13635,"date":"2024-09-18T12:08:10","date_gmt":"2024-09-18T10:08:10","guid":{"rendered":"https:\/\/www.ceab.csic.es\/servicos-a-externos\/quimica-analitica-labqa\/"},"modified":"2024-09-24T10:51:38","modified_gmt":"2024-09-24T08:51:38","slug":"quimica-analitica","status":"publish","type":"page","link":"https:\/\/www.ceab.csic.es\/es\/servicos-a-externos\/quimica-analitica\/","title":{"rendered":"Qu\u00edmica anal\u00edtica"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"13635\" class=\"elementor elementor-13635 elementor-13524\" data-elementor-post-type=\"page\">\n\t\t\t\t<div data-dce-background-image-url=\"https:\/\/www.ceab.csic.es\/wp-content\/uploads\/2024\/04\/s-ext-quimica-analitica.jpg\" class=\"elementor-element elementor-element-9c20423 e-con-full e-flex e-con e-parent\" data-id=\"9c20423\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-62d016e elementor-widget-mobile__width-initial elementor-widget elementor-widget-button\" data-id=\"62d016e\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.ceab.csic.es\/es\/servicos-a-externos\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-angle-double-left\"><\/i>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Servicios a externos<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-579fb55 e-con-full e-flex e-con e-child\" data-id=\"579fb55\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-2ad0763 e-con-full e-flex e-con e-child\" data-id=\"2ad0763\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-070892f animated-slow elementor-invisible elementor-widget elementor-widget-qi_addons_for_elementor_animated_text\" data-id=\"070892f\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;}\" data-widget_type=\"qi_addons_for_elementor_animated_text.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"qodef-shortcode qodef-m qodef-qi-animated-text qodef--animated-by-letter qodef-qi--has-appear qodef--appear-from-bottom\" data-appear-delay=\"200\">\n\t\t<p class=\"qodef-m-title\">\n\t\t<span class=\"qodef-e-word-holder\">Servicios<\/span> <span class=\"qodef-e-word-holder\">a<\/span> <span class=\"qodef-e-word-holder\">externos<\/span>\t<\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d48789f animated-slow elementor-invisible elementor-widget elementor-widget-qi_addons_for_elementor_animated_text\" data-id=\"d48789f\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;}\" data-widget_type=\"qi_addons_for_elementor_animated_text.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"qodef-shortcode qodef-m qodef-qi-animated-text qodef--animated-by-letter qodef-qi--has-appear qodef--appear-from-bottom\" data-appear-delay=\"200\">\n\t\t<h1 class=\"qodef-m-title\">\n\t\t<span class=\"qodef-e-word-holder\">Qu\u00edmica<\/span> <span class=\"qodef-e-word-holder\">anal\u00edtica<\/span>\t<\/h1>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-280a30c e-flex e-con-boxed e-con e-child\" data-id=\"280a30c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-2fb8e13 e-con-full e-flex e-con e-child\" data-id=\"2fb8e13\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-568c24a elementor-widget elementor-widget-heading\" data-id=\"568c24a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Presentaci\u00f3n del servicio<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e9bc852 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"e9bc852\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>El <strong>Laboratorio de Qu\u00edmica Anal\u00edtica (LabQA)<\/strong> est\u00e1 equipado con un autoanalizador de flujo continuo modelo FUTURA de ALLIANCE INSTRUMENTS, un analizador TOC-L con m\u00f3dulo TNM-L para TOC de SHIMADZU, y un cromat\u00f3grafo i\u00f3nico para an\u00e1lisis de iones mayoritarios de METROHM.<\/p><p>El FUTURA de Alianza est\u00e1 preparado para analizar la concentraci\u00f3n de nutrientes inorg\u00e1nicos disueltos (Nitrato, Nitrito, Amonio, Fosfato, Silicato).<\/p><p>El TOC-TN de Shimadzu est\u00e1 preparado para analizar la concentraci\u00f3n de carbono org\u00e1nico total (TOC), carbono org\u00e1nico no purgable (NPOC) y nitr\u00f3geno total (TN).<\/p><p>El cromat\u00f3grafo i\u00f3nico de Metrohm est\u00e1 preparado para analizar la concentraci\u00f3n de cationes (Calcio, Sodio, Magnesio, Amonio, Potasio) y aniones mayoritarios (Fluorur, Bromuro, Cloruro, Nitrato, Nitrito, Fosfato, y Sulfato).<\/p><p>Los tres sistemas est\u00e1n listos para muestras l\u00edquidas. Pueden adaptarse tanto a los an\u00e1lisis de muestras de aguas continentales como de muestras salinas.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-89742c6 e-con-full e-flex e-con e-child\" data-id=\"89742c6\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6beaf01 elementor-widget elementor-widget-heading\" data-id=\"6beaf01\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Aplicaciones<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-307d83a elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"307d83a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Algunas de las aplicaciones del an\u00e1lisis de nutrientes son:<\/p><ul><li>El control de fitoplancton y la producci\u00f3n de biomasa en determinadas zonas de inter\u00e9s.<\/li><li>La caracterizaci\u00f3n de la calidad del agua en distintos ambientes.<\/li><li>El an\u00e1lisis y la detecci\u00f3n precoz de la contaminaci\u00f3n ambiental en ecosistemas acu\u00e1ticos.<\/li><li>La evaluaci\u00f3n temporal de variables indicativas de cambios en el nivel tr\u00f3fico del sistema y que pueden afectar a la productividad pesquera.<\/li><li>El an\u00e1lisis de la deposici\u00f3n atmosf\u00e9rica h\u00fameda.<\/li><\/ul><p><br \/>Algunas de las aplicaciones del an\u00e1lisis del carbono org\u00e1nico total (TOC), del nitr\u00f3geno total (TN) y del an\u00e1lisis de iones mayoritarios son:<\/p><ul><li>La caracterizaci\u00f3n de la calidad del agua y la materia org\u00e1nica disuelta en ambientes diversos.<\/li><li>El an\u00e1lisis y la detecci\u00f3n precoz de la contaminaci\u00f3n ambiental en ecosistemas acu\u00e1ticos.<\/li><li>Investigaciones ambientales de diversa \u00edndole en aguas dulces superficiales, suelos, fre\u00e1ticos y ambientes marinos.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-163d749 e-con-full e-flex e-con e-child\" data-id=\"163d749\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;slideshow&quot;,&quot;background_slideshow_gallery&quot;:[],&quot;background_slideshow_loop&quot;:&quot;yes&quot;,&quot;background_slideshow_slide_duration&quot;:5000,&quot;background_slideshow_slide_transition&quot;:&quot;fade&quot;,&quot;background_slideshow_transition_duration&quot;:500}\">\n\t\t<div data-dce-background-color=\"#084054\" class=\"elementor-element elementor-element-06b13df e-con-full e-flex e-con e-child\" data-id=\"06b13df\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-13d0da4 elementor-widget elementor-widget-heading\" data-id=\"13d0da4\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Informaci\u00f3n para los usuarios<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b148334 elementor-widget elementor-widget-heading\" data-id=\"b148334\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\">El <b>servicio puede ser contratado <\/b> tanto por <b>personal interno (CSIC) <\/b>como por <b>personal externo (otros centros de investigaci\u00f3n), as\u00ed como por parte de empresas<\/b>. Si desea cualquier informaci\u00f3n o asesoramiento sobre el tratamiento de las muestras y conservaci\u00f3n de las mismas, debe dirigirse a la persona t\u00e9cnica responsable.<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fa8674b elementor-widget elementor-widget-text-editor\" data-id=\"fa8674b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>El personal interno, del Centro o adscrito provisionalmente a \u00e9l, tambi\u00e9n puede acceder al <span style=\"text-decoration: underline;\"><a href=\"https:\/\/www.ceab.csic.es\/es\/el-ceab\/instalaciones\/\">resto de laboratorios<\/a><\/span> (sin servicio asociado).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6089765 e-flex e-con-boxed e-con e-child\" data-id=\"6089765\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-754447d elementor-widget elementor-widget-heading\" data-id=\"754447d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Contacto<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8334732 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"8334732\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"mailto:labqa@ceab.csic.es%20\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-envelope\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">labqa@ceab.csic.es <\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7c667b1 elementor-widget elementor-widget-text-editor\" data-id=\"7c667b1\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La persona t\u00e9cnica responsable le facilitar\u00e1 la informaci\u00f3n necesaria sobre las condiciones del servicio, tarifas y otras especificaciones.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d0e842c e-flex e-con-boxed e-con e-child\" data-id=\"d0e842c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-29ecb52 e-con-full e-flex e-con e-child\" data-id=\"29ecb52\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-366beb9 elementor-widget elementor-widget-heading\" data-id=\"366beb9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">M\u00e9todos anal\u00edticos<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0eb8fa2 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"0eb8fa2\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Los <strong>m\u00e9todos anal\u00edticos utilizados est\u00e1n contrastados cient\u00edficamente y comprobados por certificaciones internacionales<\/strong> como ISO, AOAC, BATF, USEPA, AFNOR, COFRAC<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-71dee61 e-flex e-con-boxed e-con e-child\" data-id=\"71dee61\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div data-dce-background-color=\"#FFFFFF\" class=\"elementor-element elementor-element-d02733a e-con-full e-flex e-con e-child\" data-id=\"d02733a\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ade4205 elementor-widget elementor-widget-heading\" data-id=\"ade4205\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">NITRATOS+NITRITOS<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-babdab7 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"babdab7\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Los nitratos se reducen a nitritos mediante Vanadi (III) cloruro. Los nitritos reaccionan con la sulfanilamida en condiciones \u00e1cidas para dar un diazocompuesto. con N-(1-Naftil)etilendiamina, la mezcla pasa a ser un compuesto de color rosa. La densidad \u00f3ptica es medida a una longitud de onda de 520\/540nm.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2ac575e elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"2ac575e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Referencia: Doane TA and Horwath WR. 2003. <em>Spectrophotometric determination of nitrate with a single reagent<\/em>. Analytical Letters 36(12):2713-2722; Miranda KM, Espey MG, Wink DA. 2001.\u00a0<em>A rapid, simple spectrophotometric method for simultaneous detection of nitrate and nitrite<\/em>. Nitric Oxide: Biology and Chemistry 5(1):62-71.)<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div data-dce-background-color=\"#FFFFFF\" class=\"elementor-element elementor-element-0ac3441 e-con-full e-flex e-con e-child\" data-id=\"0ac3441\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6242ba3 elementor-widget elementor-widget-heading\" data-id=\"6242ba3\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">FOSFATOS<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9710f18 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"9710f18\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>El heptamollibdato de amonio reacciona con el ortofosfato en condiciones \u00e1cidas para formar el \u00e1cido fosfomol\u00edbdico. Esta mezcla se reduce a azul de molibdeno con \u00e1cido asc\u00f3rbico. La reacci\u00f3n se cataliza con tartrato de antimonio y potasio. La densidad \u00f3ptica es medida a una longitud de onda de 880nm.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-774fd60 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"774fd60\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Referencia: Grasshoff K, Kremling, K, Ehrhardt M. 1999. <em>Methods of Seawater Analysis<\/em>. 3<sup>rd<\/sup>\u00a0revised and extended edition. Wiley, Weinheim, Germany.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div data-dce-background-color=\"#FFFFFF\" class=\"elementor-element elementor-element-35f707d e-con-full e-flex e-con e-child\" data-id=\"35f707d\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4bd1e02 elementor-widget elementor-widget-heading\" data-id=\"4bd1e02\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">AMONIO<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-555ac15 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"555ac15\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>El m\u00e9todo se basa en la reacci\u00f3n del amonio con ftaldialdeh\u00eddo (OPA) en presencia de sulfito a 70\u00baC. El complejo resultante viaja a trav\u00e9s de un detector equipado con una l\u00e1mpara negra de fluorescencia, que excita el complejo a 370nm y registra la emisi\u00f3n resultante a 460nm.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8ac5847 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"8ac5847\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Referencia: K\u00e9rouel R and Aminot A. 1997. <em>Fluorometric determination of ammonia in sea and estuarine waters by direct segmented flow analysis.<\/em>\u00a0Marine Chemistry 57: 265-275.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div data-dce-background-color=\"#FFFFFF\" class=\"elementor-element elementor-element-9694903 e-con-full e-flex e-con e-child\" data-id=\"9694903\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-956e61e elementor-widget elementor-widget-heading\" data-id=\"956e61e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">NITRITOS<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9622822 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"9622822\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Los nitritos reaccionan con sulfanilamida en condiciones \u00e1cidas para dar un diazocompuesto. Con N-(1-Naftil)etilendiamina, se forma un compuesto ros\u00e1ceo. La densidad \u00f3ptica es medida a una longitud de onda de 520\/540nm.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8ece1f6 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"8ece1f6\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Referencia: Grasshoff K, Kremling, K, Ehrhardt M. 1999. <em>Methods of Seawater Analysis<\/em>. 3<sup>rd<\/sup>\u00a0revised and extended edition. Wiley, Weinheim, Germany.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div data-dce-background-color=\"#FFFFFF\" class=\"elementor-element elementor-element-2d99bdb e-con-full e-flex e-con e-child\" data-id=\"2d99bdb\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1359a0a elementor-widget elementor-widget-heading\" data-id=\"1359a0a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">SILICATOS<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-70007bb elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"70007bb\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>El silicato reacciona con molibdato en condiciones \u00e1cidas(1&lt;pH&lt;2) para formar un complejo cuando el ratio Si:Mo es 1:12. \u00c9ste se reduce con \u00e1cido asc\u00f3rbico para formar un compuesto de color azul medido a 810nm. Se a\u00f1ade \u00e1cido ox\u00e1lico para evitar interferencias provocadas por el complejo fosfomol\u00edbdico.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6ce46cd elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"6ce46cd\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Referencia: Grasshoff K, Kremling, K, Ehrhardt M. 1999.\u00a0<em>Methods of Seawater Analysis<\/em>. 3<sup>rd<\/sup>\u00a0revised and extended edition. Wiley, Weinheim, Germany.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div data-dce-background-color=\"#FFFFFF\" class=\"elementor-element elementor-element-e0e2ab6 e-con-full e-flex e-con e-child\" data-id=\"e0e2ab6\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-354cf13 elementor-widget elementor-widget-heading\" data-id=\"354cf13\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">CARBONO ORG\u00c1NICO TOTAL<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7236098 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"7236098\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La muestra l\u00edquida est\u00e1 sometida a combusti\u00f3n oxidativa a alta temperatura (680\u00baC) despu\u00e9s de eliminar el carbono inorg\u00e1nico mediante acidificaci\u00f3n.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6a5f20c elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"6a5f20c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Referencia: \u00c1lvarez-Salgado X and Miller AEJ.1998.\u00a0<em>Simultaneous determination of dissolved organic carbon and total dissolved nitrogen in seawater by high temperature catalytic oxidation: conditions for accurate shipboard measurements.<\/em>\u00a0Marine Chemistry 62: 325\u2013333.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div data-dce-background-color=\"#FFFFFF\" class=\"elementor-element elementor-element-561c12b e-con-full e-flex e-con e-child\" data-id=\"561c12b\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-52bc9ac elementor-widget elementor-widget-heading\" data-id=\"52bc9ac\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">NITR\u00d3GENO TOTAL<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7f8bd0c elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"7f8bd0c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La muestra l\u00edquida es sometida a pir\u00f3lisis oxidativa (720\u00baC) y el \u00f3xido n\u00edtrico resultante, despu\u00e9s de entrar en contacto con O3, pasa a N2O, emitiendo posteriormente un fot\u00f3n que es detectado por quimioluminiscencia.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b002645 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"b002645\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Referencia: \u00c1lvarez-Salgado X and Miller AEJ.1998.\u00a0<em>Simultaneous determination of dissolved organic carbon and total dissolved nitrogen in seawater by high temperature catalytic oxidation: conditions for accurate shipboard measurements.<\/em>\u00a0Marine Chemistry 62: 325\u2013333.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div data-dce-background-color=\"#FFFFFF\" class=\"elementor-element elementor-element-3bac5be e-con-full e-flex e-con e-child\" data-id=\"3bac5be\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a550c65 elementor-widget elementor-widget-heading\" data-id=\"a550c65\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">IONES MAYORITARIOS<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9d0fe43 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"9d0fe43\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La cromatograf\u00eda i\u00f3nica permite el an\u00e1lisis de aniones y cationes solubles en muestras acuosas. Los iones se separan mediante intercambio i\u00f3nico entre la fase m\u00f3vil y la estacionaria (columna). Los iones quedan retenidos en la columna en funci\u00f3n de su carga, son detectados secuencialmente por un detector de conductividad y registrados en un cromatograma, que representa la intensidad de la se\u00f1al de cada ion seg\u00fan su tiempo de retenci\u00f3n.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d8a1b0f elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"d8a1b0f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Referencia: Haddad, P.R., and Jackson, P.E. 1990. Ion chromatography. Principles and applications. Elsevier, Kensington, Australia, vol 46, 1<sup>st<\/sup> ed. 775pp.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e1c94fd e-flex e-con-boxed e-con e-child\" data-id=\"e1c94fd\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-1acd363 e-con-full e-flex e-con e-child\" data-id=\"1acd363\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;slideshow&quot;,&quot;background_slideshow_gallery&quot;:[],&quot;background_slideshow_loop&quot;:&quot;yes&quot;,&quot;background_slideshow_slide_duration&quot;:5000,&quot;background_slideshow_slide_transition&quot;:&quot;fade&quot;,&quot;background_slideshow_transition_duration&quot;:500}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fcf6aa0 elementor-arrows-position-outside elementor-widget elementor-widget-image-carousel\" data-id=\"fcf6aa0\" data-element_type=\"widget\" data-settings=\"{&quot;slides_to_show&quot;:&quot;4&quot;,&quot;navigation&quot;:&quot;arrows&quot;,&quot;autoplay&quot;:&quot;no&quot;,&quot;image_spacing_custom&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:5,&quot;sizes&quot;:[]},&quot;infinite&quot;:&quot;yes&quot;,&quot;speed&quot;:500,&quot;image_spacing_custom_laptop&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;image_spacing_custom_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;image_spacing_custom_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"image-carousel.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-image-carousel-wrapper swiper\" role=\"region\" aria-roledescription=\"carousel\" aria-label=\"Carrusel de im\u00e1genes\" dir=\"ltr\">\n\t\t\t<div class=\"elementor-image-carousel swiper-wrapper\" aria-live=\"polite\">\n\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"1 de 4\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/www.ceab.csic.es\/wp-content\/uploads\/2024\/03\/analisi-nutrients-2.jpg\" alt=\"An\u00e0lisi de nutrients 4\" \/><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"2 de 4\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/www.ceab.csic.es\/wp-content\/uploads\/2024\/03\/analisi-nutrients.jpg\" alt=\"An\u00e0lisi de nutrients 3\" \/><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"3 de 4\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/www.ceab.csic.es\/wp-content\/uploads\/2024\/03\/analisi-nutrients-1.jpg\" alt=\"An\u00e0lisi de nutrients 2\" \/><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"4 de 4\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/www.ceab.csic.es\/wp-content\/uploads\/2024\/03\/analisi-nutrients-3.jpg\" alt=\"An\u00e0lisi de nutrients 1\" \/><\/figure><\/div>\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-prev\" role=\"button\" tabindex=\"0\">\n\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"eicon-chevron-left\"><\/i>\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-next\" role=\"button\" tabindex=\"0\">\n\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"eicon-chevron-right\"><\/i>\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Servicios a externos Servicios a externos Qu\u00edmica anal\u00edtica Presentaci\u00f3n del servicio El Laboratorio de Qu\u00edmica Anal\u00edtica (LabQA) est\u00e1 equipado con un autoanalizador de flujo continuo modelo FUTURA de ALLIANCE INSTRUMENTS, un analizador TOC-L con m\u00f3dulo TNM-L para TOC de SHIMADZU, y un cromat\u00f3grafo i\u00f3nico para an\u00e1lisis de iones mayoritarios de METROHM. El FUTURA de Alianza&hellip;&nbsp;<a href=\"https:\/\/www.ceab.csic.es\/es\/servicos-a-externos\/quimica-analitica\/\" rel=\"bookmark\"><span class=\"screen-reader-text\">Qu\u00edmica anal\u00edtica<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":11647,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-templates\/template-pagebuilder-full-width.php","meta":{"_acf_changed":false,"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"off","neve_meta_content_width":100,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"class_list":["post-13635","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Qu\u00edmica anal\u00edtica | 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