{"id":4353,"date":"2026-07-22T09:14:20","date_gmt":"2026-07-22T09:14:20","guid":{"rendered":"https:\/\/nano-test.de\/?p=4353"},"modified":"2026-07-22T09:18:39","modified_gmt":"2026-07-22T09:18:39","slug":"schwermetallanalysen-an-verpackungen-im-rahmen-des-ppwr-programms","status":"publish","type":"post","link":"https:\/\/nano-test.de\/es\/2026\/07\/22\/schwermetallanalysen-an-verpackungen-im-rahmen-des-ppwr-programms\/","title":{"rendered":"An\u00e1lisis de metales pesados de envases bajo el programa PPWR"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"4353\" class=\"elementor elementor-4353\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-64e045ec ts-col-stretched-none ts-bg-color-over-image elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"64e045ec\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-56f802aa ts-bg-color-over-image\" data-id=\"56f802aa\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-49e61715 elementor-widget elementor-widget-text-editor\" data-id=\"49e61715\" data-element_type=\"widget\" data-e-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<h2><span style=\"color: #000000;\">Introducci\u00f3n: La importancia reguladora de los metales pesados para la seguridad de los envases<\/span><\/h2><p><span style=\"color: #000000;\">La seguridad qu\u00edmica de los materiales de envasado es uno de los requisitos m\u00e1s b\u00e1sicos del Reglamento de Envasado de la Uni\u00f3n Europea (PPWR) y su predecesor, Directiva 94\/62\/CE sobre residuos de envases y envases. Este marco legal regula estrictamente la aparici\u00f3n de cuatro metales pesados prioritarios en los materiales de envasado para minimizar el impacto ambiental de los envases, para asegurar la integridad de los procesos de reciclaje y riesgos para la salud humana desde el suelo, el agua y el aire en la fase de eliminaci\u00f3n de residuos. Nano-Test Labor Services realiza los an\u00e1lisis de metales pesados requeridos bajo el PPWR con los \u00faltimos dispositivos de medici\u00f3n y procedimientos de validaci\u00f3n compatibles con GLP; No solo ofrecemos a nuestros clientes datos anal\u00edticos fiables, sino tambi\u00e9n un servicio integral que incluye la interpretaci\u00f3n de los resultados en un contexto regulatorio.<\/span><\/p><h2><span style=\"color: #000000;\">Metales pesados regulados bajo la PPWR y Directiva 94\/62\/CE<\/span><\/h2><p><span style=\"color: #000000;\">Die PPWR und die ihr zugrunde liegende Richtlinie <a href=\"https:\/\/eur-lex.europa.eu\/eli\/dir\/1994\/62\/oj\/eng\">94\/62\/EG<\/a> legen klare und verbindliche Grenzwerte f\u00fcr die Schwermetallkonzentrationen fest, die in Verpackungsmaterialien vorkommen d\u00fcrfen. Demnach ist es verboten, dass die Verpackung oder einzelne Verpackungskomponenten eine Konzentration an Blei (Pb), Cadmium (Cd), Quecksilber (Hg) und sechswertigem Chrom (Cr(VI)) aufweisen, die 100 ppm (mg\/kg) des Gesamtgewichts \u00fcbersteigt. Dieser Schwellenwert gilt nicht nur f\u00fcr die Endform der <a href=\"https:\/\/nano-test.de\/es\/service\/verpackung\/\">Embalaje<\/a>, sondern gilt separat f\u00fcr alle Verpackungskomponenten, einschlie\u00dflich Druckfarben, Lacke, Beschichtungen, Klebstoffe, Farbstoffe und recycelte Rohstoffe.<\/span><\/p><p><span style=\"color: #000000;\">La siguiente tabla resume los metales pesados regulados, sus s\u00edmbolos qu\u00edmicos, el l\u00edmite de concentraci\u00f3n total en el contexto de PPWR y las razones t\u00edpicas de su aparici\u00f3n en los materiales de embalaje:<\/span><\/p><table><thead><tr><th><span style=\"color: #000000;\">Metal pesado<\/span><\/th><th><span style=\"color: #000000;\">S\u00edmbolo qu\u00edmico<\/span><\/th><th><span style=\"color: #000000;\">L\u00edmite general PPWR (ppm)<\/span><\/th><th><span style=\"color: #000000;\">Razones t\u00edpicas de la ocurrencia en el embalaje<\/span><\/th><\/tr><\/thead><tbody><tr><td><span style=\"color: #000000;\">Plomo<\/span><\/td><td><span style=\"color: #000000;\">Pen\u00ednsula<\/span><\/td><td><span style=\"color: #000000;\">\u2264 100 (Suma de cuatro metales)<\/span><\/td><td><span style=\"color: #000000;\">Estabilizadores de PVC, pigmentos, soldaduras, materiales reciclados<\/span><\/td><\/tr><tr><td><span style=\"color: #000000;\">Cadmio<\/span><\/td><td><span style=\"color: #000000;\">Discos compactos<\/span><\/td><td><span style=\"color: #000000;\">\u2264 100 (Suma de cuatro metales)<\/span><\/td><td><span style=\"color: #000000;\">Pigmentos amarillo\/naranja\/rojo brillante, estabilizadores de PVC, recubrimientos<\/span><\/td><\/tr><tr><td><span style=\"color: #000000;\">Mercurio<\/span><\/td><td><span style=\"color: #000000;\">Estad\u00eda<\/span><\/td><td><span style=\"color: #000000;\">\u2264 100<\/span><br><span style=\"color: #000000;\">(Suma de cuatro metales)<\/span><\/td><td><span style=\"color: #000000;\">Conservantes utilizados como biocidas, fungicidas, residuos de catalizadores<\/span><\/td><\/tr><tr><td><span style=\"color: #000000;\">Cromo hexavalente<\/span><\/td><td><span style=\"color: #000000;\">Cr(vi)<\/span><\/td><td><span style=\"color: #000000;\">\u2264 100 (Suma de cuatro metales)<\/span><\/td><td><span style=\"color: #000000;\">Recubrimientos anticorrosivos, tratamientos superficiales que contienen cromato, pigmentos<\/span><\/td><\/tr><\/tbody><\/table><p><span style=\"color: #000000;\"><em>Nota: El l\u00edmite se calcula en base al peso seco del embalaje, el componente de embalaje o los residuos de embalaje. El l\u00edmite de 100 ppm se aplica a la suma aritm\u00e9tica de las concentraciones de los cuatro metales.<\/em><\/span><\/p><h2><span style=\"color: #000000;\">Metodolog\u00eda e instrumentaci\u00f3n anal\u00edtica en el laboratorio de pruebas nano<\/span><\/h2><p><span style=\"color: #000000;\">En los laboratorios de pruebas nano, la determinaci\u00f3n cuantitativa de metales pesados en muestras de envases se lleva a cabo en pleno cumplimiento de los m\u00e9todos est\u00e1ndar reconocidos internacionalmente (EN 15586, EPA 3052, ISO 11885, EN ISO 17294-2). Nuestro flujo de trabajo anal\u00edtico est\u00e1 asegurado por los principios de GLP en cada fase, desde la preparaci\u00f3n de muestras hasta la evaluaci\u00f3n de datos.<\/span><\/p><h3><span style=\"color: #000000;\">Preparaci\u00f3n de muestras por digesti\u00f3n con \u00e1cido asistida por microondas<\/span><\/h3><p><span style=\"color: #000000;\">La muestra de envases homogeneizados se pesa primero en una escala de alta precisi\u00f3n y luego en un sistema de digesti\u00f3n de microondas cerrado bajo temperatura controlada y presi\u00f3n controlada en una mezcla de \u00e1cido n\u00edtrico de alta pureza (HNO\u2083) y, si es necesario, \u00e1cido clorh\u00eddrico (HCl) o per\u00f3xido de hidr\u00f3geno (H\u2082O\u2082) completamente disuelto. Este paso asegura que los metales unidos en la matriz de muestra se transfieren a la forma i\u00f3nica libre y se procesan para su an\u00e1lisis. La soluci\u00f3n obtenida despu\u00e9s de la descomposici\u00f3n se alimenta a an\u00e1lisis instrumental utilizando factores de diluci\u00f3n adecuados.<\/span><\/p><h3><span style=\"color: #000000;\">Determinaci\u00f3n cuantitativa por ICP-MS y ICP-OES<\/span><\/h3><p><span style=\"color: #000000;\">En nuestro laboratorio se utilizan dos plataformas instrumentales complementarias para la determinaci\u00f3n cuantitativa de metales pesados. La siguiente tabla compara las propiedades, ventajas y alcance de estas dos t\u00e9cnicas b\u00e1sicas en nano-test:<\/span><\/p><table style=\"background-color: #ffffff;\"><thead><tr><th><span style=\"color: #000000;\">Caracter\u00edstica<\/span><\/th><th><span style=\"color: #000000;\">ICP-MS (plasma acoplado inductivamente - espectrometr\u00eda de masas)<\/span><\/th><th><span style=\"color: #000000;\">ICP-OES (plasma acoplado inductivamente - espectr\u00f3metro de emisi\u00f3n \u00f3ptica)<\/span><\/th><\/tr><\/thead><tbody><tr><td><span style=\"color: #000000;\">Principio funcional<\/span><\/td><td><span style=\"color: #000000;\">Separaci\u00f3n y recuento de los elementos ionizados en plasma en funci\u00f3n de su relaci\u00f3n masa-carga (m\/z)<\/span><\/td><td><span style=\"color: #000000;\">Medici\u00f3n de la radiaci\u00f3n emitida por los elementos excitados en el plasma en sus longitudes de onda caracter\u00edsticas<\/span><\/td><\/tr><tr><td><span style=\"color: #000000;\">L\u00edmite t\u00edpico de determinaci\u00f3n (LOQ)<\/span><\/td><td><span style=\"color: #000000;\">0,001 \u2013 0,1 ppm (en rango de \u00b5g\/L)<\/span><\/td><td><span style=\"color: #000000;\">0.01 \u2013 0.5 ppm<\/span><\/td><\/tr><tr><td><span style=\"color: #000000;\">Beneficios<\/span><\/td><td><span style=\"color: #000000;\">Determinaci\u00f3n en el rango de ultra-track; alta sensibilidad a concentraciones muy bajas; Posibilidad de an\u00e1lisis isot\u00f3pico<\/span><\/td><td><span style=\"color: #000000;\">Mayor compatibilidad matricial; amplio rango de medici\u00f3n lineal; An\u00e1lisis r\u00e1pido de varios elementos<\/span><\/td><\/tr><tr><td><span style=\"color: #000000;\">\u00c1mbito de aplicaci\u00f3n para nano-test<\/span><\/td><td><span style=\"color: #000000;\">Determinaci\u00f3n de plomo (Pb), cadmio (CD), mercurio (Hg) y otros metales traza en el rango de PPB<\/span><\/td><td><span style=\"color: #000000;\">Muestras con concentraciones m\u00e1s altas, manejo de efectos de matriz y validaci\u00f3n complementaria<\/span><\/td><\/tr><\/tbody><\/table><h3><span style=\"color: #000000;\">M\u00e9todo espec\u00edfico para determinar el cromo hexavalente (Cr(VI))<\/span><\/h3><p><span style=\"color: #000000;\">El an\u00e1lisis de cromo hexavalente (Cr(VI)) difiere met\u00f3dicamente de la determinaci\u00f3n del cromo total. Cr(vi) es la forma de cromo toxicol\u00f3gicamente m\u00e1s riesgosa y est\u00e1 sujeta a valores l\u00edmite espec\u00edficos en el marco de la PPWR. La determinaci\u00f3n de CR(VI) en el laboratorio de nano-prueba se lleva a cabo mediante un m\u00e9todo validado basado en la extracci\u00f3n alcalina (EPA 3060A), formaci\u00f3n de complejos con difenilcarbazida (DPC) y una medici\u00f3n cuantitativa mediante espectrofotometr\u00eda UV-Vis. Si es necesario, se realiza una validaci\u00f3n adicional mediante cromatograf\u00eda i\u00f3nica (IC).<\/span><\/p><h2><span style=\"color: #000000;\">Control de calidad y validaci\u00f3n de m\u00e9todos<\/span><\/h2><p><span style=\"color: #000000;\">Todos los an\u00e1lisis de metales pesados realizados en el laboratorio de pruebas de nano se realizan como parte de un sistema de gesti\u00f3n de calidad que est\u00e1 totalmente en l\u00ednea con los principios GLP y los requisitos de la acreditaci\u00f3n ISO 17025. La siguiente tabla resume los par\u00e1metros de control de calidad y los criterios de aceptaci\u00f3n utilizados en cada serie de an\u00e1lisis:<\/span><\/p><table><thead><tr><th><span style=\"color: #000000;\">Par\u00e1metros de control de calidad<\/span><\/th><th><span style=\"color: #000000;\">Frecuencia de aplicaci\u00f3n<\/span><\/th><th><span style=\"color: #000000;\">Criterio de aceptaci\u00f3n<\/span><\/th><\/tr><\/thead><tbody><tr><td><span style=\"color: #000000;\">Muestra ciega<\/span><\/td><td><span style=\"color: #000000;\">Al menos 1 por serie<\/span><\/td><td><span style=\"color: #000000;\">&amp;lt; LOQ (por debajo del l\u00edmite de determinaci\u00f3n)<\/span><\/td><\/tr><tr><td><span style=\"color: #000000;\">Material de referencia certificado (CRM)<\/span><\/td><td><span style=\"color: #000000;\">Al menos 1 pieza por serie<\/span><\/td><td><span style=\"color: #000000;\">Recuperaci\u00f3n dentro del \u00b110% del valor del certificado<\/span><\/td><\/tr><tr><td><span style=\"color: #000000;\">Recuperaci\u00f3n en Matrix Spike<\/span><\/td><td><span style=\"color: #000000;\">Para cada tipo de matriz de cada serie<\/span><\/td><td><span style=\"color: #000000;\">Tasa de recuperaci\u00f3n entre 80% y 120%<\/span><\/td><\/tr><tr><td><span style=\"color: #000000;\">An\u00e1lisis duplicado<\/span><\/td><td><span style=\"color: #000000;\">1 Pieza por 10 muestras<\/span><\/td><td><span style=\"color: #000000;\">Diferencia porcentual relativa (RPD) \u2264 20%<\/span><\/td><\/tr><tr><td><span style=\"color: #000000;\">Est\u00e1ndar de control de calidad independiente (IQC)<\/span><\/td><td><span style=\"color: #000000;\">1 de 10 muestras<\/span><\/td><td><span style=\"color: #000000;\">Dentro de \u00b110% del valor esperado<\/span><\/td><\/tr><\/tbody><\/table><h2><span style=\"color: #000000;\">El enfoque de servicio integrado y el informe de nano-test<\/span><\/h2><p><span style=\"color: #000000;\">Como servicios de mano de obra de prueba de nano, no ofrecemos an\u00e1lisis de metales pesados como prueba aislada, sino como parte integral del proceso de conformidad PPWR. El valor agregado que ofrecemos a nuestros clientes va m\u00e1s all\u00e1 de la medici\u00f3n anal\u00edtica pura e incluye los siguientes pasos:<\/span><\/p><ul><li><span style=\"color: #000000;\">An\u00e1lisis de la cadena de suministro: en el caso de las estructuras de empaquetado de m\u00faltiples capas y m\u00faltiples componentes, se realiza un an\u00e1lisis separado para cada capa o componente individual (tinta, adhesivo, revestimiento, material de soporte principal) para determinar con precisi\u00f3n la fuente de una posible violaci\u00f3n del valor l\u00edmite.<\/span><\/li><li><span style=\"color: #000000;\">Evaluaci\u00f3n de la conformidad normativa: los resultados obtenidos se comparan con el l\u00edmite total de 100 ppm, con lo cual se emite una declaraci\u00f3n de conformidad o no conformidad para cada componente y el embalaje final.<\/span><\/li><li><span style=\"color: #000000;\">Informes t\u00e9cnicos y consultor\u00edas: Se preparar\u00e1 un exhaustivo informe t\u00e9cnico que contiene todos los datos anal\u00edticos, resultados de control de calidad y evaluaci\u00f3n regulatoria. En caso de no conformidad, el cliente recibe recomendaciones de acciones correctivas para corregir la causa del problema.<\/span><\/li><\/ul><p><span style=\"color: #000000;\">Para garantizar la conformidad de su mercado europeo de embalajes para metales pesados, cumpla plenamente con los requisitos de PPWR y proteja su cadena de suministro de los riesgos regulatorios, puede ponerse en contacto con nuestro equipo de expertos para obtener informaci\u00f3n detallada sobre an\u00e1lisis de metales pesados acreditados y asesoramiento t\u00e9cnico. para obtener de la prueba nano.<\/span><\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Einleitung: Die regulatorische Bedeutung von Schwermetallen f\u00fcr die Verpackungssicherheit Die chemische Sicherheit von Verpackungsmaterialien ist eine der grundlegendsten Anforderungen der Verpackungsverordnung der Europ\u00e4ischen Union (PPWR) sowie ihrer Vorg\u00e4ngerin, der Richtlinie 94\/62\/EG \u00fcber Verpackungen und Verpackungsabf\u00e4lle. Dieser Rechtsrahmen regelt streng das Vorkommen von vier priorit\u00e4ren Schwermetallen in Verpackungsmaterialien, um die Umweltauswirkungen von Verpackungen zu minimieren, die \u2026 <a href=\"https:\/\/nano-test.de\/es\/2026\/07\/22\/schwermetallanalysen-an-verpackungen-im-rahmen-des-ppwr-programms\/\" class=\"more-link\" title=\"Continue reading &lt;span class=\" screen-reader-text>Schwermetallanalysen an Verpackungen im Rahmen des PPWR-Programms\u00ab&gt;Continue reading <span class=\"screen-reader-text\">An\u00e1lisis de metales pesados de envases bajo el programa PPWR<\/span><\/a><\/p>\n","protected":false},"author":4,"featured_media":4355,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[42],"tags":[],"class_list":["post-4353","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-verpackung-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO 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