{"id":7456,"date":"2026-07-14T09:48:31","date_gmt":"2026-07-14T09:48:31","guid":{"rendered":"https:\/\/www.mediapreparators.com\/blog\/limpact-de-la-qualite-de-leau-sur-la-preparation-des-milieux-de-culture\/"},"modified":"2026-07-14T10:44:02","modified_gmt":"2026-07-14T10:44:02","slug":"limpact-de-la-qualite-de-leau-sur-la-preparation-des-milieux-de-culture","status":"publish","type":"blog","link":"https:\/\/www.mediapreparators.com\/fr\/blog\/limpact-de-la-qualite-de-leau-sur-la-preparation-des-milieux-de-culture\/","title":{"rendered":"L\u2019impact de la qualit\u00e9 de l\u2019eau sur la pr\u00e9paration des milieux de culture"},"content":{"rendered":"<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Tiempo de lectura:<\/span> <span class=\"rt-time\"> 4<\/span> <span class=\"rt-label rt-postfix\">minutos<\/span><\/span>\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"7456\" class=\"elementor elementor-7456 elementor-7409\" data-elementor-post-type=\"blog\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e1f630e e-flex e-con-boxed e-con e-parent\" data-id=\"e1f630e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-f20dd46 e-con-full e-flex e-con e-child\" data-id=\"f20dd46\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-009ee50 elementor-widget elementor-widget-text-editor\" data-id=\"009ee50\" 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<p><a href=\"https:\/\/www.mediapreparators.com\/fr\/blog\/\">Blog &gt;<\/a><\/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-e3435ee elementor-widget elementor-widget-text-editor\" data-id=\"e3435ee\" 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\tL\u2019impact de la qualit\u00e9 de l\u2019eau sur la pr\u00e9paration des milieux de culture\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-7ff2ecc e-con-full e-flex e-con e-child\" data-id=\"7ff2ecc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-072a703 e-con-full e-flex e-con e-child\" data-id=\"072a703\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2a497ea elementor-widget elementor-widget-heading\" data-id=\"2a497ea\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">L\u2019impact de la qualit\u00e9 de l\u2019eau sur la pr\u00e9paration des milieux de culture<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eb6de92 elementor-widget elementor-widget-text-editor\" data-id=\"eb6de92\" 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\tLa qualit\u00e9 de l&rsquo;eau est essentielle pour obtenir des milieux de culture reproductibles et fiables. D\u00e9couvrez comment \u00e9viter que les impuret\u00e9s ne compromettent vos r\u00e9sultats. \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-7642c33 elementor-icon-list--layout-inline elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"7642c33\" data-element_type=\"widget\" data-e-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 elementor-inline-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">RAYPA Lab<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><span class=\"span-reading-time rt-reading-time\"><span class=\"rt-label rt-prefix\"><\/span> <span class=\"rt-time\"> 4<\/span> <span class=\"rt-label rt-postfix\">min de lecture<\/span><\/span><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Mis \u00e0 jour : 14\/07\/2026<\/span>\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>\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-c38b46b e-con-full e-flex e-con e-parent\" data-id=\"c38b46b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6e491b2 elementor-widget elementor-widget-progress-tracker\" data-id=\"6e491b2\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;percentage&quot;:&quot;yes&quot;,&quot;percentage_color&quot;:&quot;#FFFFFF&quot;,&quot;sticky&quot;:&quot;top&quot;,&quot;sticky_offset&quot;:72,&quot;type&quot;:&quot;horizontal&quot;,&quot;relative_to&quot;:&quot;entire_page&quot;,&quot;sticky_on&quot;:[&quot;desktop&quot;,&quot;tablet&quot;,&quot;mobile&quot;],&quot;sticky_effects_offset&quot;:0,&quot;sticky_anchor_link_offset&quot;:0}\" data-widget_type=\"progress-tracker.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\n\t\t<div class=\"elementor-scrolling-tracker elementor-scrolling-tracker-horizontal elementor-scrolling-tracker-alignment-\">\n\t\t\t\t\t\t<div class=\"current-progress\">\n\t\t\t\t\t<div class=\"current-progress-percentage\"><\/div>\n\t\t\t\t<\/div>\n\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<article class=\"elementor-element elementor-element-a0492fe e-flex e-con-boxed e-con e-parent\" data-id=\"a0492fe\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-ac56ad1 e-con-full e-flex e-con e-child\" data-id=\"ac56ad1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-d68209e e-con-full e-flex e-con e-child\" data-id=\"d68209e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;sticky&quot;:&quot;top&quot;,&quot;sticky_offset&quot;:100,&quot;sticky_effects_offset&quot;:100,&quot;sticky_parent&quot;:&quot;yes&quot;,&quot;sticky_on&quot;:[&quot;desktop&quot;,&quot;tablet&quot;,&quot;mobile&quot;],&quot;sticky_anchor_link_offset&quot;:0}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-aea318f elementor-toc--minimized-on-mobile elementor-widget elementor-widget-table-of-contents\" data-id=\"aea318f\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;headings_by_tags&quot;:[&quot;h2&quot;,&quot;h3&quot;],&quot;exclude_headings_by_selector&quot;:[],&quot;marker_view&quot;:&quot;bullets&quot;,&quot;icon&quot;:{&quot;value&quot;:&quot;&quot;,&quot;library&quot;:&quot;&quot;},&quot;no_headings_message&quot;:&quot;No se encontraron t\\u00edtulos en esta p\\u00e1gina.&quot;,&quot;collapse_subitems&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;mobile&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\tSOMMAIRE\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__aea318f\" aria-expanded=\"true\" aria-label=\"Ouvrir la table des mati\u00e8res\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__aea318f\" aria-expanded=\"true\" aria-label=\"Fermer la table des mati\u00e8res\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__aea318f\" class=\"elementor-toc__body elementor-toc__list-items--collapsible\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\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<\/div>\n\t\t<div class=\"elementor-element elementor-element-b560b2a e-con-full e-flex e-con e-child\" data-id=\"b560b2a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-faa9b4e e-con-full e-flex e-con e-child\" data-id=\"faa9b4e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f9f3bd8 elementor-widget elementor-widget-heading\" data-id=\"f9f3bd8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">R\u00e9sum\u00e9<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-920f20e parrafo elementor-widget elementor-widget-text-editor\" data-id=\"920f20e\" 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<p>La qualit\u00e9 de l\u2019eau utilis\u00e9e pour pr\u00e9parer les milieux de culture est un facteur essentiel qui influence directement la reproductibilit\u00e9 et la fiabilit\u00e9 des cultures microbiologiques, cellulaires et de tissus v\u00e9g\u00e9taux.<\/p><p>Bien qu\u2019elle soit souvent sous-estim\u00e9e, l\u2019eau est non seulement le principal constituant des milieux de culture, mais aussi le vecteur par lequel les nutriments et les autres composants essentiels sont apport\u00e9s aux cellules cultiv\u00e9es.<\/p><p>Cet article explique comment et pourquoi la qualit\u00e9 de l\u2019eau influence la pr\u00e9paration des milieux de culture et pr\u00e9sente des recommandations pour garantir des r\u00e9sultats optimaux.<\/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-dca7399 e-con-full e-flex e-con e-child\" data-id=\"dca7399\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-b3208e0 e-con-full e-flex e-con e-child\" data-id=\"b3208e0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c24519d elementor-widget elementor-widget-heading\" data-id=\"c24519d\" data-element_type=\"widget\" data-e-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\">L\u2019eau : la base des milieux de culture<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6e6ff26 parrafo elementor-widget elementor-widget-text-editor\" data-id=\"6e6ff26\" 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<p>L\u2019eau est le principal composant des milieux de culture. En plus de son r\u00f4le de solvant, elle assure la dissolution et la r\u00e9partition homog\u00e8ne des nutriments, participe \u00e0 de nombreuses r\u00e9actions biochimiques et contribue au maintien des conditions physicochimiques n\u00e9cessaires au d\u00e9veloppement des micro-organismes, des cellules ou des tissus v\u00e9g\u00e9taux. <\/p><p>Une eau de qualit\u00e9 insuffisante peut introduire des impuret\u00e9s susceptibles de modifier la composition du milieu, d\u2019en compromettre la stabilit\u00e9 ou d\u2019interf\u00e9rer avec la croissance des cultures, r\u00e9duisant ainsi la reproductibilit\u00e9 des r\u00e9sultats.<\/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-2bacae1 e-con-full e-flex e-con e-child\" data-id=\"2bacae1\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4a4a9e8 e-con-full e-flex e-con e-child\" data-id=\"4a4a9e8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-46af232 elementor-widget elementor-widget-heading\" data-id=\"46af232\" data-element_type=\"widget\" data-e-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\">Facteurs li\u00e9s \u00e0 la qualit\u00e9 de l\u2019eau influen\u00e7ant les milieux de culture<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9ee3467 elementor-widget elementor-widget-heading\" data-id=\"9ee3467\" data-element_type=\"widget\" data-e-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\">1. Contamination chimique<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-df8c520 parrafo elementor-widget elementor-widget-text-editor\" data-id=\"df8c520\" 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<p>L\u2019eau peut contenir des ions m\u00e9talliques, des sels dissous, du chlore et d\u2019autres compos\u00e9s chimiques susceptibles de modifier la composition du milieu de culture.<\/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-f331504 parrafo elementor-widget elementor-widget-text-editor\" data-id=\"f331504\" 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<ul><li><strong>Sels dissous et ions m\u00e9talliques<\/strong> : L\u2019eau peut contenir diff\u00e9rents sels min\u00e9raux dissous, principalement des carbonates, bicarbonates, chlorures, sulfates, nitrates et phosphates, g\u00e9n\u00e9ralement associ\u00e9s au calcium, au magn\u00e9sium, au sodium et au potassium. Elle peut \u00e9galement contenir de faibles quantit\u00e9s de fer, de cuivre ou m\u00eame de m\u00e9taux lourds provenant des canalisations. Ces compos\u00e9s peuvent modifier la composition du milieu de culture, provoquer la pr\u00e9cipitation de certains de ses constituants lors de la st\u00e9rilisation et inhiber la croissance de certains micro-organismes, voire exercer des effets toxiques.  <\/li><li><strong>Chlore et chloramines<\/strong> : L\u2019eau du r\u00e9seau est g\u00e9n\u00e9ralement trait\u00e9e au chlore ou aux chloramines afin d\u2019assurer sa d\u00e9sinfection. Ces compos\u00e9s peuvent oxyder certains constituants du milieu de culture, d\u00e9grader des vitamines ou des acides amin\u00e9s et inhiber la croissance microbienne. <\/li><\/ul>\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-1b0b2d8 parrafo elementor-widget elementor-widget-text-editor\" data-id=\"1b0b2d8\" 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<p>Les syst\u00e8mes de purification de l\u2019eau destin\u00e9s aux laboratoires \u00e9liminent g\u00e9n\u00e9ralement ces contaminants avant la production d\u2019eau de qualit\u00e9 laboratoire.<\/p><p><strong>Impact<\/strong> :<\/p><ul><li>Modification de la composition chimique du milieu de culture.<\/li><li>Effets toxiques sur les organismes cultiv\u00e9s.<\/li><li>D\u00e9gradation de nutriments essentiels.<\/li><\/ul>\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-3e32e2c parrafo elementor-widget elementor-widget-text-editor\" data-id=\"3e32e2c\" 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<p><strong>Solution<\/strong> :<\/p><p>Utiliser de l\u2019eau d\u00e9ionis\u00e9e ou ultrapure afin d\u2019\u00e9liminer ces contaminants.<\/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-b8f0b6c elementor-widget elementor-widget-heading\" data-id=\"b8f0b6c\" data-element_type=\"widget\" data-e-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\">2. Contaminants organiques et particules<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1bd3de0 parrafo elementor-widget elementor-widget-text-editor\" data-id=\"1bd3de0\" 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<p>L\u2019eau peut contenir des compos\u00e9s organiques (r\u00e9sidus de pesticides, plastiques ou mati\u00e8res v\u00e9g\u00e9tales) ainsi que des particules en suspension qui peuvent alt\u00e9rer la limpidit\u00e9 et la st\u00e9rilit\u00e9 du milieu de culture.<\/p><p><strong>Impact<\/strong> :<\/p><ul><li>Modification de la couleur et de la transparence du milieu.<\/li><li>Introduction de contaminants chimiques susceptibles d\u2019interf\u00e9rer avec la croissance des cultures.<\/li><li>Augmentation du carbone organique total (COT), qui peut constituer une source suppl\u00e9mentaire de carbone pour certains micro-organismes, modifier la composition du milieu et r\u00e9duire la reproductibilit\u00e9 des essais.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-034a00c e-con-full e-flex e-con e-child\" data-id=\"034a00c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d9b778c parrafo elementor-widget elementor-widget-text-editor\" data-id=\"d9b778c\" 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<p><strong>Solution<\/strong> :<\/p><p>Utiliser de l\u2019eau ultrapure ou de l\u2019eau produite par des syst\u00e8mes de purification adapt\u00e9s, tels qu\u2019une combinaison d\u2019osmose inverse, de d\u00e9ionisation et de filtration finale.<\/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-6ddeb6c elementor-widget elementor-widget-heading\" data-id=\"6ddeb6c\" data-element_type=\"widget\" data-e-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\">3. pH, duret\u00e9 et composition ionique de l\u2019eau<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2b94ee1 parrafo elementor-widget elementor-widget-text-editor\" data-id=\"2b94ee1\" 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<p>Le pH naturel et la duret\u00e9 de l\u2019eau peuvent avoir une influence importante sur l\u2019\u00e9quilibre chimique du milieu de culture.<\/p><ul><li>Une eau dont le pH est trop acide ou trop alcalin peut modifier le pH initial du milieu et r\u00e9duire l\u2019efficacit\u00e9 de son syst\u00e8me tampon pour maintenir un pH stable pendant la culture.<\/li><li>Une teneur \u00e9lev\u00e9e en calcium et en magn\u00e9sium (eau dure) peut favoriser la formation de pr\u00e9cipit\u00e9s et interagir avec certains agents g\u00e9lifiants, modifiant ainsi la consistance et les propri\u00e9t\u00e9s du milieu.<\/li><\/ul>\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-69b3718 parrafo elementor-widget elementor-widget-text-editor\" data-id=\"69b3718\" 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<p><strong>Impact<\/strong> :<\/p><ul><li>Modification du pH du milieu final.<\/li><li>Formation de pr\u00e9cipit\u00e9s lors de la st\u00e9rilisation.<\/li><li>Probl\u00e8mes de solidification.<\/li><\/ul>\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-02ab8a4 parrafo elementor-widget elementor-widget-text-editor\" data-id=\"02ab8a4\" 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<p><strong>Solution<\/strong> :<\/p><p>Privil\u00e9gier une eau d\u00e9min\u00e9ralis\u00e9e ou purifi\u00e9e.<\/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-159a86f e-con-full e-flex e-con e-child\" data-id=\"159a86f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-190a9e3 elementor-widget elementor-widget-heading\" data-id=\"190a9e3\" data-element_type=\"widget\" data-e-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\">Exigences courantes relatives \u00e0 l\u2019eau utilis\u00e9e pour les milieux de culture<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a84f519 parrafo elementor-widget elementor-widget-text-editor\" data-id=\"a84f519\" 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<p>Selon le niveau de sensibilit\u00e9 des cultures, diff\u00e9rents niveaux de puret\u00e9 de l\u2019eau peuvent \u00eatre utilis\u00e9s :<\/p><ul><li><strong>Eau distill\u00e9e<\/strong> : adapt\u00e9e \u00e0 la plupart des applications courantes, mais pouvant s\u2019av\u00e9rer insuffisante pour les cultures les plus sensibles.<\/li><li><strong>Eau d\u00e9ionis\u00e9e<\/strong> : exempte d\u2019ions m\u00e9talliques et de sels dissous, id\u00e9ale pour les applications plus sp\u00e9cialis\u00e9es.<\/li><li><strong>Eau ultrapure (Type I)<\/strong> : indispensable pour les applications les plus exigeantes, telles que la culture de tissus v\u00e9g\u00e9taux, la biologie mol\u00e9culaire ou la production de prot\u00e9ines recombinantes.<\/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-e1afdd7 e-con-full e-flex e-con e-child\" data-id=\"e1afdd7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fc7adfa elementor-widget elementor-widget-heading\" data-id=\"fc7adfa\" data-element_type=\"widget\" data-e-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\">L\u2019impact de la qualit\u00e9 de l\u2019eau sur les pr\u00e9parateurs de milieux automatiques\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6d4d09d parrafo elementor-widget elementor-widget-text-editor\" data-id=\"6d4d09d\" 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<p>Dans les pr\u00e9parateurs de milieux automatis\u00e9s, la qualit\u00e9 de l\u2019eau est encore plus d\u00e9terminante en raison de son interaction directe avec les syst\u00e8mes internes, tels que les capteurs de conductivit\u00e9, les sondes de pH et les pompes de recirculation.<\/p><ul><li>L\u2019utilisation d\u2019une <strong>eau contenant des impuret\u00e9s<\/strong> peut entra\u00eener l\u2019obstruction des vannes et des conduites, r\u00e9duisant ainsi les performances de l\u2019\u00e9quipement.<\/li><li>Une <strong>eau de qualit\u00e9 insuffisante<\/strong> peut modifier les caract\u00e9ristiques finales du milieu de culture, en particulier dans les proc\u00e9d\u00e9s n\u00e9cessitant une composition chimique parfaitement ma\u00eetris\u00e9e.<\/li><\/ul>\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-096a14b parrafo elementor-widget elementor-widget-text-editor\" data-id=\"096a14b\" 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<p><strong>Recommandation<\/strong> :<\/p><p>Utiliser une eau trait\u00e9e et exempte de contaminants afin de prolonger la dur\u00e9e de vie de l\u2019\u00e9quipement et de garantir une pr\u00e9paration des milieux de culture constante et reproductible.<\/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-189de64 e-con-full e-flex e-con e-child\" data-id=\"189de64\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6ce2b5f e-con-full e-flex e-con e-child\" data-id=\"6ce2b5f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-dbf1c9e elementor-widget elementor-widget-heading\" data-id=\"dbf1c9e\" data-element_type=\"widget\" data-e-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\">Conclusion\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-70c97f0 parrafo elementor-widget elementor-widget-text-editor\" data-id=\"70c97f0\" 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<p>La qualit\u00e9 de l\u2019eau est un param\u00e8tre essentiel, mais souvent n\u00e9glig\u00e9, dans la pr\u00e9paration des milieux de culture. Des impuret\u00e9s chimiques aux variations de pH, en passant par la pr\u00e9sence de mati\u00e8res organiques, toute alt\u00e9ration de la qualit\u00e9 de l\u2019eau peut compromettre la composition du milieu ainsi que la reproductibilit\u00e9 des cultures. <\/p><p>Investir dans un syst\u00e8me de purification de l\u2019eau adapt\u00e9 et utiliser le niveau de puret\u00e9 appropri\u00e9 \u00e0 chaque application constitue une \u00e9tape essentielle pour garantir la qualit\u00e9 et la reproductibilit\u00e9 des exp\u00e9rimentations.<\/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-af827f1 e-con-full e-flex e-con e-child\" data-id=\"af827f1\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-044ea53 parrafo elementor-widget elementor-widget-text-editor\" data-id=\"044ea53\" 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<p><strong>Vous souhaitez savoir quel type d\u2019eau convient le mieux \u00e0 votre laboratoire ou comment optimiser la pr\u00e9paration de vos milieux de culture ?<\/strong><\/p><p>Contactez notre \u00e9quipe : nous vous aiderons \u00e0 trouver la solution la mieux adapt\u00e9e \u00e0 votre application.<\/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-b63b00d elementor-align-center elementor-widget elementor-widget-button\" data-id=\"b63b00d\" data-element_type=\"widget\" data-e-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:\/\/portal.raypa.com\/contact?marca=mp&#038;lang=fr\" target=\"_blank\" rel=\"noopener\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Demander plus d\u2019informations<\/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\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-8ff775d e-con-full elementor-hidden-tablet elementor-hidden-mobile e-flex e-con e-child\" data-id=\"8ff775d\" data-element_type=\"container\" data-e-type=\"container\" id=\"barra-lateral\">\n\t\t<div class=\"elementor-element elementor-element-9191129 e-con-full e-flex e-con e-child\" data-id=\"9191129\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;sticky&quot;:&quot;top&quot;,&quot;sticky_offset&quot;:100,&quot;sticky_effects_offset&quot;:100,&quot;sticky_parent&quot;:&quot;yes&quot;,&quot;sticky_on&quot;:[&quot;desktop&quot;,&quot;tablet&quot;,&quot;mobile&quot;],&quot;sticky_anchor_link_offset&quot;:0}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a3044ff elementor-widget elementor-widget-image\" data-id=\"a3044ff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"200\" height=\"200\" src=\"https:\/\/www.mediapreparators.com\/wp-content\/uploads\/2026\/03\/raypa-lab-user.png\" class=\"attachment-full size-full wp-image-7018\" alt=\"\" srcset=\"https:\/\/www.mediapreparators.com\/wp-content\/uploads\/2026\/03\/raypa-lab-user.png 200w, https:\/\/www.mediapreparators.com\/wp-content\/uploads\/2026\/03\/raypa-lab-user-150x150.png 150w\" sizes=\"(max-width: 200px) 100vw, 200px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b2e8db0 e-con-full e-flex e-con e-child\" data-id=\"b2e8db0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3b83c6f elementor-widget elementor-widget-heading\" data-id=\"3b83c6f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">RAYPA Lab<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a142ac2 parrafo elementor-widget elementor-widget-text-editor\" data-id=\"a142ac2\" 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\u00c9quipe de professionnels sp\u00e9cialis\u00e9e dans la st\u00e9rilisation par autoclave et la pr\u00e9paration de milieux de culture, avec une expertise en microbiologie, contr\u00f4le qualit\u00e9 et biotechnologie.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2f649a2 e-con-full e-flex e-con e-child\" data-id=\"2f649a2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e5dc642 parrafo elementor-widget elementor-widget-text-editor\" data-id=\"e5dc642\" 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<p>Partager<\/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-67ae5ae elementor-share-buttons--shape-circle elementor-share-buttons--color-custom elementor-share-buttons--view-icon-text elementor-share-buttons--skin-gradient elementor-grid-0 elementor-widget elementor-widget-share-buttons\" data-id=\"67ae5ae\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"share-buttons.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-grid\" role=\"list\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_whatsapp\" role=\"button\" tabindex=\"0\" aria-label=\"Partager sur whatsapp\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fab-whatsapp\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M380.9 97.1C339 55.1 283.2 32 223.9 32c-122.4 0-222 99.6-222 222 0 39.1 10.2 77.3 29.6 111L0 480l117.7-30.9c32.4 17.7 68.9 27 106.1 27h.1c122.3 0 224.1-99.6 224.1-222 0-59.3-25.2-115-67.1-157zm-157 341.6c-33.2 0-65.7-8.9-94-25.7l-6.7-4-69.8 18.3L72 359.2l-4.4-7c-18.5-29.4-28.2-63.3-28.2-98.2 0-101.7 82.8-184.5 184.6-184.5 49.3 0 95.6 19.2 130.4 54.1 34.8 34.9 56.2 81.2 56.1 130.5 0 101.8-84.9 184.6-186.6 184.6zm101.2-138.2c-5.5-2.8-32.8-16.2-37.9-18-5.1-1.9-8.8-2.8-12.5 2.8-3.7 5.6-14.3 18-17.6 21.8-3.2 3.7-6.5 4.2-12 1.4-32.6-16.3-54-29.1-75.5-66-5.7-9.8 5.7-9.1 16.3-30.3 1.8-3.7.9-6.9-.5-9.7-1.4-2.8-12.5-30.1-17.1-41.2-4.5-10.8-9.1-9.3-12.5-9.5-3.2-.2-6.9-.2-10.6-.2-3.7 0-9.7 1.4-14.8 6.9-5.1 5.6-19.4 19-19.4 46.3 0 27.3 19.9 53.7 22.6 57.4 2.8 3.7 39.1 59.7 94.8 83.8 35.2 15.2 49 16.5 66.6 13.9 10.7-1.6 32.8-13.4 37.4-26.4 4.6-13 4.6-24.1 3.2-26.4-1.3-2.5-5-3.9-10.5-6.6z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_email\" role=\"button\" tabindex=\"0\" aria-label=\"Partager sur email\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-envelope\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M502.3 190.8c3.9-3.1 9.7-.2 9.7 4.7V400c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V195.6c0-5 5.7-7.8 9.7-4.7 22.4 17.4 52.1 39.5 154.1 113.6 21.1 15.4 56.7 47.8 92.2 47.6 35.7.3 72-32.8 92.3-47.6 102-74.1 131.6-96.3 154-113.7zM256 320c23.2.4 56.6-29.2 73.4-41.4 132.7-96.3 142.8-104.7 173.4-128.7 5.8-4.5 9.2-11.5 9.2-18.9v-19c0-26.5-21.5-48-48-48H48C21.5 64 0 85.5 0 112v19c0 7.4 3.4 14.3 9.2 18.9 30.6 23.9 40.7 32.4 173.4 128.7 16.8 12.2 50.2 41.8 73.4 41.4z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_linkedin\" role=\"button\" tabindex=\"0\" aria-label=\"Partager sur linkedin\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fab-linkedin\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 32H31.9C14.3 32 0 46.5 0 64.3v383.4C0 465.5 14.3 480 31.9 480H416c17.6 0 32-14.5 32-32.3V64.3c0-17.8-14.4-32.3-32-32.3zM135.4 416H69V202.2h66.5V416zm-33.2-243c-21.3 0-38.5-17.3-38.5-38.5S80.9 96 102.2 96c21.2 0 38.5 17.3 38.5 38.5 0 21.3-17.2 38.5-38.5 38.5zm282.1 243h-66.4V312c0-24.8-.5-56.7-34.5-56.7-34.6 0-39.9 27-39.9 54.9V416h-66.4V202.2h63.7v29.2h.9c8.9-16.8 30.6-34.5 62.9-34.5 67.2 0 79.7 44.3 79.7 101.9V416z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_facebook\" role=\"button\" tabindex=\"0\" aria-label=\"Partager sur facebook\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fab-facebook\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256C504 119 393 8 256 8S8 119 8 256c0 123.78 90.69 226.38 209.25 245V327.69h-63V256h63v-54.64c0-62.15 37-96.48 93.67-96.48 27.14 0 55.52 4.84 55.52 4.84v61h-31.28c-30.8 0-40.41 19.12-40.41 38.73V256h68.78l-11 71.69h-57.78V501C413.31 482.38 504 379.78 504 256z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\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<div class=\"elementor-element elementor-element-5253306 e-con-full elementor-hidden-desktop elementor-hidden-tablet elementor-hidden-mobile e-flex e-con e-child\" data-id=\"5253306\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-574778a elementor-widget elementor-widget-heading\" data-id=\"574778a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Fais \u00e9voluer votre expertise<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b05329b parrafo elementor-widget elementor-widget-text-editor\" data-id=\"b05329b\" 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<p>Abonnez-vous pour recevoir des contenus sp\u00e9cialis\u00e9s sur les milieux de culture, la st\u00e9rilisation, l\u2019automatisation et les biotechnologies v\u00e9g\u00e9tales.<\/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-7ef8b4b elementor-button-align-stretch elementor-widget elementor-widget-form\" data-id=\"7ef8b4b\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;step_next_label&quot;:&quot;Next&quot;,&quot;step_previous_label&quot;:&quot;Previous&quot;,&quot;step_type&quot;:&quot;none&quot;,&quot;button_width&quot;:&quot;100&quot;,&quot;step_icon_shape&quot;:&quot;circle&quot;}\" data-widget_type=\"form.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<form class=\"elementor-form\" method=\"post\" name=\"Newsletter\" aria-label=\"Newsletter\">\n\t\t\t<input type=\"hidden\" name=\"post_id\" value=\"7456\"\/>\n\t\t\t<input type=\"hidden\" name=\"form_id\" value=\"7ef8b4b\"\/>\n\t\t\t<input type=\"hidden\" name=\"referer_title\" value=\"\" \/>\n\n\t\t\t\n\t\t\t<div class=\"elementor-form-fields-wrapper elementor-labels-\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-email elementor-field-group elementor-column elementor-field-group-email elementor-col-100 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-email\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tEmail\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"email\" name=\"form_fields[email]\" id=\"form-field-email\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Email\" required=\"required\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-group elementor-column elementor-field-type-submit elementor-col-100 e-form__buttons\">\n\t\t\t\t\t<button class=\"elementor-button elementor-size-sm\" type=\"submit\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">S\u2019abonner<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/button>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/form>\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<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/article>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Tiempo de lectura:<\/span> <span class=\"rt-time\"> 4<\/span> <span class=\"rt-label rt-postfix\">minutos<\/span><\/span>La qualit\u00e9 de l&rsquo;eau est essentielle pour obtenir des milieux de culture reproductibles et fiables. D\u00e9couvrez comment \u00e9viter que les impuret\u00e9s ne compromettent vos r\u00e9sultats. <\/p>\n","protected":false},"author":5,"featured_media":7418,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categoria-de-articulo":[41],"class_list":["post-7456","blog","type-blog","status-publish","format-standard","has-post-thumbnail","hentry","categoria-de-articulo-milieux-de-culture"],"acf":{"imagen_categoria_articulo":null},"_links":{"self":[{"href":"https:\/\/www.mediapreparators.com\/fr\/wp-json\/wp\/v2\/blog\/7456","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mediapreparators.com\/fr\/wp-json\/wp\/v2\/blog"}],"about":[{"href":"https:\/\/www.mediapreparators.com\/fr\/wp-json\/wp\/v2\/types\/blog"}],"author":[{"embeddable":true,"href":"https:\/\/www.mediapreparators.com\/fr\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mediapreparators.com\/fr\/wp-json\/wp\/v2\/comments?post=7456"}],"version-history":[{"count":1,"href":"https:\/\/www.mediapreparators.com\/fr\/wp-json\/wp\/v2\/blog\/7456\/revisions"}],"predecessor-version":[{"id":7457,"href":"https:\/\/www.mediapreparators.com\/fr\/wp-json\/wp\/v2\/blog\/7456\/revisions\/7457"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mediapreparators.com\/fr\/wp-json\/wp\/v2\/media\/7418"}],"wp:attachment":[{"href":"https:\/\/www.mediapreparators.com\/fr\/wp-json\/wp\/v2\/media?parent=7456"}],"wp:term":[{"taxonomy":"categoria-de-articulo","embeddable":true,"href":"https:\/\/www.mediapreparators.com\/fr\/wp-json\/wp\/v2\/categoria-de-articulo?post=7456"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}