{"id":548081,"date":"2026-08-28T19:44:53","date_gmt":"2026-08-28T17:44:53","guid":{"rendered":"https:\/\/dev.phytocontrol.com\/non-classifie\/especiacion-del-mercurio\/"},"modified":"2026-08-28T19:44:53","modified_gmt":"2026-08-28T17:44:53","slug":"especiacion-del-mercurio","status":"publish","type":"post","link":"https:\/\/dev.phytocontrol.com\/es\/vigilancia-reglementaria\/especiacion-del-mercurio\/","title":{"rendered":"Especiaci\u00f3n del mercurio"},"content":{"rendered":"<p><a href=\"http:\/\/phytocontrol.s3.amazonaws.com\/wp-content\/uploads\/2016\/01\/photo-actu-methylmercure.jpg\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-2660\" src=\"http:\/\/phytocontrol.s3.amazonaws.com\/wp-content\/uploads\/2016\/01\/photo-actu-methylmercure.jpg\" alt=\"photo actu methylmercure\" width=\"400\" height=\"120\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>El mercurio es un metal presente de forma natural en el medio ambiente, pero tambi\u00e9n procedente de actividades humanas como la metalurgia o la incineraci\u00f3n de residuos.<\/p>\n<p>En el medio ambiente, el mercurio puede encontrarse en el agua o los sedimentos en su forma org\u00e1nica metilada, denominada metilmercurio.<br \/>\nEsta forma de mercurio, especialmente t\u00f3xica, es mejor asimilada por los organismos que el mercurio inorg\u00e1nico y, por tanto, puede concentrarse en niveles elevados en los organismos acu\u00e1ticos.<\/p>\n<p>Actualmente, la normativa europea no ha fijado l\u00edmites para esta sustancia, pero la EFSA ya ha realizado un estudio al respecto y ha concluido que es necesario reunir datos adicionales.<br \/>\nEl CODEX ha establecido umbrales de 0,5 mg\/kg en pescados y de 1 mg\/kg en depredadores de peces (CODEX STAN 193-1995).<br \/>\nLos productos de la pesca no son las \u00fanicas matrices afectadas por el metilmercurio, ya que a partir del 1 de diciembre de 2015 se modificar\u00e1 el cap\u00edtulo de la farmacopea USP \u00ab<561> Articles of botanical origins\u00bb, relativo a las drogas vegetales (plantas secas). Se fijar\u00e1 un l\u00edmite espec\u00edfico para el metilmercurio de 0,2 mg\/kg.<\/p>\n<p>Nuestro departamento de I+D ha desarrollado recientemente un m\u00e9todo de an\u00e1lisis del metilmercurio mediante LC-ICP\/MS con un LOQ de 0,02 mg\/kg. En el marco de nuestro alcance flexible para el programa de metales pesados (99-3), el COFRAC ha validado la acreditaci\u00f3n de este par\u00e1metro en las siguientes matrices: productos de la pesca, frutas y hortalizas, plantas medicinales, complementos alimenticios y alimentaci\u00f3n animal.<\/p>\n<p>Para cualquier informaci\u00f3n t\u00e9cnica, de tarifas o normativa, no dude en contactarnos.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; El mercurio es un metal presente de forma natural en el medio ambiente, pero&hellip;<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"gallery","meta":{"_acf_changed":false,"footnotes":""},"categories":[190],"tags":[],"class_list":["post-548081","post","type-post","status-publish","format-gallery","hentry","category-vigilancia-reglementaria","post_format-post-format-gallery"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.4 (Yoast SEO v28.5) - 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