{"id":32028,"date":"2026-03-12T11:32:19","date_gmt":"2026-03-12T10:32:19","guid":{"rendered":"https:\/\/rls-wacon.de\/produkt\/caldur-fer-lrs-photometrique\/"},"modified":"2026-03-12T11:32:19","modified_gmt":"2026-03-12T10:32:19","slug":"caldur-fer-lrs-photometrique","status":"publish","type":"product","link":"https:\/\/rls-wacon.de\/fr\/produkt\/caldur-fer-lrs-photometrique\/","title":{"rendered":"Caldur\u00ae Fer LRS &#8211; Photom\u00e9trique"},"content":{"rendered":"<h2>Kit de test CALDUR\u00ae Fer LRS &#8211; Photom\u00e9trique<\/h2>\n<h3>Pourquoi mesure-t-on le fer ?<\/h3>\n<p>Le fer est un \u00e9l\u00e9ment naturel que l&rsquo;on trouve dans presque tous les cours d&rsquo;eau et sources d&rsquo;eau souterraine. Bien que le fer soit essentiel pour le corps humain, une concentration trop \u00e9lev\u00e9e dans l&rsquo;eau potable peut avoir des effets ind\u00e9sirables. Des niveaux \u00e9lev\u00e9s de fer provoquent une coloration brun\u00e2tre de l&rsquo;eau, un go\u00fbt m\u00e9tallique et peuvent entra\u00eener des d\u00e9p\u00f4ts dans les canalisations et les appareils m\u00e9nagers.  <\/p>\n<p><strong>En Allemagne, la valeur limite pour l&rsquo;eau potable est de 0,2 mg\/l<\/strong> (ordonnance sur l&rsquo;eau potable). Le kit de test CALDUR\u00ae Eisen LRS est sp\u00e9cialement con\u00e7u pour mesurer avec une grande sensibilit\u00e9 de tr\u00e8s faibles concentrations de fer. Avec une limite de d\u00e9tection de seulement 0,01 mg\/l, il est parfaitement adapt\u00e9 \u00e0 la surveillance de l&rsquo;eau potable, de l&rsquo;eau ultra-pure et des applications o\u00f9 m\u00eame les traces de fer les plus infimes doivent \u00eatre d\u00e9tect\u00e9es avec pr\u00e9cision.  <\/p>\n<p>Le fer peut \u00eatre introduit dans l&rsquo;eau par diff\u00e9rentes sources : lixiviation naturelle \u00e0 partir de couches rocheuses contenant du fer, corrosion des conduites en fer, rejets industriels ou additifs contenant du fer dans le traitement de l&rsquo;eau. Le contr\u00f4le photom\u00e9trique pr\u00e9cis des plus faibles concentrations de fer est particuli\u00e8rement important dans le traitement de l&rsquo;eau potable, dans l&rsquo;industrie alimentaire et dans les processus sensibles. <\/p>\n<h3>Comment fonctionne le kit de test ?<\/h3>\n<p>Le kit d&rsquo;essai CALDUR\u00ae Fer LRS &#8211; Photom\u00e9trique utilise la m\u00e9thode \u00e9prouv\u00e9e de la ferrozine avec une sensibilit\u00e9 optimis\u00e9e. La ferrozine forme avec les ions ferreux un complexe de couleur violet intense dont l&rsquo;intensit\u00e9 est proportionnelle \u00e0 la concentration en fer. La formulation sp\u00e9ciale du r\u00e9actif permet de d\u00e9tecter des concentrations de fer \u00e0 partir de 0,01 mg\/l.  <\/p>\n<p>Apr\u00e8s un temps de r\u00e9action de 5 minutes, une \u00e9valuation pr\u00e9cise est effectu\u00e9e \u00e0 l&rsquo;aide du photom\u00e8tre WINLAB Data Line. Le photom\u00e8tre mesure l&rsquo;absorbance de la solution color\u00e9e et calcule automatiquement la concentration exacte en fer. Cette m\u00e9thode offre une pr\u00e9cision et une reproductibilit\u00e9 maximales pour les applications de laboratoire et les contr\u00f4les de qualit\u00e9 exigeants.  <\/p>\n<h3>Avantages du kit de test CALDUR<\/h3>\n<ul class=\"feature-list\">\n<li>Plage de mesure tr\u00e8s sensible \u00e0 partir de 0,01 mg\/l &#8211; pour l&rsquo;analyse de traces\n<p style=\"text-indent: 30px; font-style: italic;\">Id\u00e9al pour l&rsquo;eau potable, l&rsquo;eau ultrapure et les processus sensibles<\/p>\n<\/li>\n<li>\u00c9valuation photom\u00e9trique pr\u00e9cise avec lecture num\u00e9rique\n<p style=\"text-indent: 30px; font-style: italic;\">Des r\u00e9sultats objectifs sans \u00e9valuation subjective des couleurs<\/p>\n<\/li>\n<li>100 dispositions par ensemble &#8211; \u00e9conomique en utilisation continue\n<p style=\"text-indent: 30px; font-style: italic;\">Rentable pour les contr\u00f4les r\u00e9guliers dans les usines de production d&rsquo;eau et l&rsquo;industrie<\/p>\n<\/li>\n<li>1 seul r\u00e9actif n\u00e9cessaire &#8211; tr\u00e8s facile \u00e0 utiliser\n<p style=\"text-indent: 30px; font-style: italic;\">Moins d&rsquo;\u00e9tapes pour des r\u00e9sultats plus rapides<\/p>\n<\/li>\n<li>Analyse rapide en seulement 5 minutes\n<p style=\"text-indent: 30px; font-style: italic;\">Efficace pour les contr\u00f4les de routine et l&rsquo;assurance qualit\u00e9<\/p>\n<\/li>\n<li>Haute reproductibilit\u00e9 et documentabilit\u00e9\n<p style=\"text-indent: 30px; font-style: italic;\">Parfait pour les syst\u00e8mes de gestion de la qualit\u00e9 et la journalisation<\/p>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Kit de test CALDUR\u00ae Fer LRS &#8211; Photom\u00e9trique Pourquoi mesure-t-on le fer ? Le fer est un \u00e9l\u00e9ment naturel que l&rsquo;on trouve dans presque tous les cours d&rsquo;eau et sources d&rsquo;eau souterraine. Bien que le fer soit essentiel pour le corps humain, une concentration trop \u00e9lev\u00e9e dans l&rsquo;eau potable peut avoir des effets ind\u00e9sirables. Des [&hellip;]<\/p>\n","protected":false},"featured_media":32030,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[1035,1023,955],"product_tag":[],"class_list":{"0":"post-32028","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-fer","7":"product_cat-kits-de-test-caldur","8":"product_cat-methode-photometrique","10":"first","11":"instock","12":"shipping-taxable","13":"purchasable","14":"product-type-variable"},"exclude_global_add_ons":[],"addons":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.6 (Yoast SEO v27.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Kit d&#039;essai CALDUR\u00ae Fer LRS - Photom\u00e9trique pour l&#039;eau<\/title>\n<meta name=\"description\" content=\"D\u00e9termination pr\u00e9cise du fer avec le kit d&#039;essai CALDUR\u00ae Fer LRS - Photom\u00e9trique. 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