{"id":31666,"date":"2026-03-12T11:31:54","date_gmt":"2026-03-12T10:31:54","guid":{"rendered":"https:\/\/rls-wacon.de\/produkt\/caldur-fer-lrs-colorimetrique\/"},"modified":"2026-03-12T11:31:54","modified_gmt":"2026-03-12T10:31:54","slug":"caldur-fer-lrs-colorimetrique","status":"publish","type":"product","link":"https:\/\/rls-wacon.de\/fr\/produkt\/caldur-fer-lrs-colorimetrique\/","title":{"rendered":"Caldur\u00ae Fer LRS &#8211; Colorim\u00e9trique"},"content":{"rendered":"<h2>Kit de test CALDUR\u00ae Fer LRS &#8211; Colorim\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.  <\/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. La surveillance pr\u00e9cise des concentrations de fer les plus faibles est particuli\u00e8rement importante 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; Colorim\u00e9trique fonctionne selon la m\u00e9thode \u00e9prouv\u00e9e de la ferrozine avec une sensibilit\u00e9 optimis\u00e9e. La ferrozine forme avec les ions ferreux un complexe color\u00e9 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 en fer \u00e0 partir de 0,01 mg\/l.  <\/p>\n<p>Apr\u00e8s un temps de r\u00e9action de 5 minutes, la valeur mesur\u00e9e est d\u00e9termin\u00e9e par comparaison directe des couleurs avec un nuancier \u00e0 6 niveaux fourni. Cette m\u00e9thode colorim\u00e9trique permet une d\u00e9termination rapide et fiable sur site sans avoir recours \u00e0 un \u00e9quipement de laboratoire co\u00fbteux. <\/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>Analyse rapide en seulement 5 minutes\n<p style=\"text-indent: 30px; font-style: italic;\">Id\u00e9al pour une utilisation sur le terrain &#8211; permet de gagner du temps et de prendre des d\u00e9cisions imm\u00e9diates<\/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>Utilisable en colorim\u00e9trie et en option en photom\u00e9trie\n<p style=\"text-indent: 30px; font-style: italic;\">Flexible pour des tests simples sur site ou des analyses pr\u00e9cises en laboratoire avec photom\u00e8tre<\/p>\n<\/li>\n<li>Bo\u00eetier en plastique robuste et r\u00e9sistant \u00e0 l&rsquo;eau avec couvercle \u00e0 charni\u00e8re\n<p style=\"text-indent: 30px; font-style: italic;\">Transport s\u00fbr et protection des r\u00e9actifs &#8211; durable et fiable<\/p>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Kit de test CALDUR\u00ae Fer LRS &#8211; Colorim\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":31667,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[1035,1023,966],"product_tag":[],"class_list":{"0":"post-31666","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-colorimetrique","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>CALDUR\u00ae Fer LRS Testset - Colorim\u00e9trique pour l&#039;eau<\/title>\n<meta name=\"description\" content=\"Mesure tr\u00e8s sensible du fer avec le kit d&#039;essai CALDUR\u00ae Fer LRS - Colorim\u00e9trique. 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