{"id":31746,"date":"2026-03-12T11:34:46","date_gmt":"2026-03-12T10:34:46","guid":{"rendered":"https:\/\/rls-wacon.de\/produkt\/caldur-valeur-pm-titrimetrique\/"},"modified":"2026-03-12T11:34:46","modified_gmt":"2026-03-12T10:34:46","slug":"caldur-valeur-pm-titrimetrique","status":"publish","type":"product","link":"https:\/\/rls-wacon.de\/fr\/produkt\/caldur-valeur-pm-titrimetrique\/","title":{"rendered":"Caldur\u00ae Valeur PM &#8211; Titrim\u00e9trique"},"content":{"rendered":"<h2>Kit de test de la valeur PM CALDUR\u00ae &#8211; Titrim\u00e9trique<\/h2>\n<h3>A quoi sert la mesure des PM ?<\/h3>\n<p>La valeur PM (valeur p et valeur m) d\u00e9crit la capacit\u00e9 acide et basique de l&rsquo;eau et est un param\u00e8tre central dans la surveillance de l&rsquo;eau de chaudi\u00e8re et de refroidissement.<\/p>\n<p><strong>La valeur p (ph\u00e9nolphtal\u00e9ine)<\/strong> indique la capacit\u00e9 de base jusqu&rsquo;\u00e0 un pH de 8,2 et indique la concentration d&rsquo;ions hydroxyde et carbonate. Elle est particuli\u00e8rement importante pour le contr\u00f4le de l&rsquo;alcalinit\u00e9 de l&rsquo;eau de chaudi\u00e8re et des syst\u00e8mes d&rsquo;eau de refroidissement. <\/p>\n<p><strong>La valeur m (m\u00e9thylorange)<\/strong> indique l&rsquo;alcalinit\u00e9 totale jusqu&rsquo;\u00e0 un pH de 4,3 et comprend \u00e9galement les ions hydrog\u00e9nocarbonate. C&rsquo;est une mesure de la capacit\u00e9 acide totale de l&rsquo;eau. <\/p>\n<p>Le contr\u00f4le r\u00e9gulier de la valeur PM est essentiel pour le fonctionnement s\u00fbr des chaudi\u00e8res \u00e0 vapeur, des syst\u00e8mes d&rsquo;eau de refroidissement et des installations de traitement de l&rsquo;eau. Des valeurs d&rsquo;alcalinit\u00e9 incorrectes peuvent entra\u00eener la corrosion, le tartre ou la formation de mousse. <\/p>\n<h3>Comment fonctionne le kit de test ?<\/h3>\n<p>Le kit d&rsquo;analyse CALDUR\u00ae PM fonctionne selon la m\u00e9thode \u00e9prouv\u00e9e de titration acide-base. L&rsquo;\u00e9chantillon d&rsquo;eau est d&rsquo;abord m\u00e9lang\u00e9 avec un pr\u00e9-r\u00e9actif et un m-r\u00e9actif (indicateur). La solution de titrage est ensuite ajout\u00e9e goutte \u00e0 goutte jusqu&rsquo;\u00e0 ce que le point final soit clairement indiqu\u00e9 par un changement de couleur.  <\/p>\n<p><strong>Principe de mesure :<\/strong> chaque goutte de solution titr\u00e9e correspond \u00e0 0,5 mmol\/l (pour un volume d&rsquo;\u00e9chantillon standard) ou \u00e0 0,25 mmol\/l (pour un volume d&rsquo;\u00e9chantillon double). Le nombre de gouttes multipli\u00e9 par la valeur de la goutte donne directement la valeur PM. <\/p>\n<p><strong>Calcul :<\/strong> nombre de gouttes \u00d7 0,5 (0,25) mmol\/l = valeur PM.<\/p>\n<h3>Avantages du kit de test CALDUR<\/h3>\n<ul class=\"feature-list\">\n<li>Valeur p et valeur m dans un ensemble de tests\n<p style=\"text-indent: 30px; font-style: italic;\">D\u00e9termination compl\u00e8te de l&rsquo;alcalinit\u00e9 avec un seul kit de test<\/p>\n<\/li>\n<li>Valeur mesur\u00e9e 0,5 (0,25) mmol\/l par goutte\n<p style=\"text-indent: 30px; font-style: italic;\">Mesure pr\u00e9cise pour la surveillance des installations<\/p>\n<\/li>\n<li>100 dispositions par ensemble\n<p style=\"text-indent: 30px; font-style: italic;\">\u00c9conomique pour le contr\u00f4le r\u00e9gulier des op\u00e9rations<\/p>\n<\/li>\n<li>3 r\u00e9actifs pour une pr\u00e9cision maximale\n<p style=\"text-indent: 30px; font-style: italic;\">m-r\u00e9actif, pr\u00e9-r\u00e9actif et solution de titrage<\/p>\n<\/li>\n<li>Un titrage acide-base \u00e9prouv\u00e9\n<p style=\"text-indent: 30px; font-style: italic;\">R\u00e9sultats fiables et reproductibles<\/p>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Kit de test de la valeur PM CALDUR\u00ae &#8211; Titrim\u00e9trique A quoi sert la mesure des PM ? La valeur PM (valeur p et valeur m) d\u00e9crit la capacit\u00e9 acide et basique de l&rsquo;eau et est un param\u00e8tre central dans la surveillance de l&rsquo;eau de chaudi\u00e8re et de refroidissement. La valeur p (ph\u00e9nolphtal\u00e9ine) indique la [&hellip;]<\/p>\n","protected":false},"featured_media":31748,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[1023,1000,950],"product_tag":[],"class_list":{"0":"post-31746","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-kits-de-test-caldur","7":"product_cat-methode-de-titrage","8":"product_cat-valeur-pm","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 de test de la valeur PM CALDUR\u00ae - Titrim\u00e9trique<\/title>\n<meta name=\"description\" content=\"Mesure pr\u00e9cise de la valeur PM (valeur p\/m) avec le kit de test de titration CALDUR\u00ae. 0,5\/0,25 mmol\/l par goutte, 100 d\u00e9terminations. 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