{"id":1221,"date":"2018-12-08T13:29:57","date_gmt":"2018-12-08T13:29:57","guid":{"rendered":"http:\/\/localhost\/alquera\/productos\/producto\/limaduras-de-hierro25\/"},"modified":"2026-04-29T09:31:33","modified_gmt":"2026-04-29T09:31:33","slug":"limaduras-de-hierro","status":"publish","type":"product","link":"https:\/\/www.alquera.com\/de\/limaduras-de-hierro\/","title":{"rendered":"Eisenfeilsp\u00e4ne"},"content":{"rendered":"<p>Eisenfeilsp\u00e4ne sind sehr kleine Eisenst\u00fccke, die in wissenschaftlichen Demonstrationen verwendet werden, um die Richtung eines Magnetfeldes zu zeigen. Eisen hat magnetische Eigenschaften, eine hohe H\u00e4rte und Dichte, wird in zahlreichen Anwendungen eingesetzt und macht 95% der Weltproduktion des Metalls aus (nach Gewicht).<\/p>\n<h1>IDENTIFIZIERUNG UND EIGENSCHAFTEN<\/h1>\n<p><strong>Name:<\/strong> Eisenfeilsp\u00e4ne<br \/>\n<strong>Synonyme:<\/strong> Metallisches Eisen, elementares Eisen.<br \/>\n<strong>CAS:<\/strong> 7439-89-6<br \/>\n<strong>EC:<\/strong> 231-096-4<\/p>\n<ul>\n<li>Physikalischer Zustand (20\u00baC): Fest - Sp\u00e4ne<\/li>\n<li>Farbe: grau (metallisch).<\/li>\n<li>Geruch: Geruchlos.<\/li>\n<li>Startpunkt\/Siedepunkt\/Siedebereich: 2861\u00baC<\/li>\n<li>Dampfdruck: 1,0 .<\/li>\n<li>Verdunstungsrate: N.D. Nicht fl\u00fcchtig.<\/li>\n<li>Entflammbarkeit: Material nicht leicht entflammbar. Staub ist leicht brennbar.<\/li>\n<li>Flammpunkt: Gem\u00e4\u00df Spalte 2 von Anhang VII der REACH-Verordnung ist die Studie nicht erforderlich, da der Stoff anorganisch ist.<\/li>\n<li>Selbstentz\u00fcndungstemperatur: 350\u00b0C bei 1013 hPa (ECHA) (relative Selbstentz\u00fcndungstemperatur von Feststoffen).<\/li>\n<li>Schmelzpunkt: 1530\u00baC<\/li>\n<li>pH-Wert: N.A. Unl\u00f6slich in Wasser.<\/li>\n<li>Kinematische\/dynamische Viskosit\u00e4t: Nicht zutreffend. Die Viskosit\u00e4t ist nur f\u00fcr Fl\u00fcssigkeiten relevant. Der Stoff ist ein metallischer Feststoff mit einem Schmelzpunkt &gt;1500\u00b0C, daher ist diese Bestimmung nicht erforderlich.<\/li>\n<li>Dynamische Viskosit\u00e4t: Nicht anwendbar.<\/li>\n<li>L\u00f6slichkeit: Unl\u00f6slich in Wasser; 0,015 mg\/L (22\u00baC).<\/li>\n<li>Wasserl\u00f6slichkeit: unl\u00f6slich in Wasser; 0,015 mg\/L (22\u00baC)<\/li>\n<li>Metallisches Eisen wird schnell zu Fe(II) oxidiert, dann wird Fe(II) langsam zu Fe(III) oxidiert, das sich schlie\u00dflich zu Fe(OH)3 (rotes Eisenoxid) niederschl\u00e4gt. Eisen l\u00f6st sich nicht in Wasser oder verd\u00fcnnten w\u00e4ssrigen Elektrolytl\u00f6sungen, es oxidiert mit (bel\u00fcftetem) Wasser, bildet aber haupts\u00e4chlich unl\u00f6sliche Oxide. Es wurde ein siebent\u00e4giger Umwandlungs-\/Aufl\u00f6sungstest mit Eisenpulver bei einer Massenbeladung von 100 mg\/l und einem pH-Wert von 6,0 gem\u00e4\u00df der OECD-Richtlinie 29 und dem GHS-Protokoll (Anhang 10) durchgef\u00fchrt. Unter den Bedingungen dieses Tests betr\u00e4gt die Fe-Verd\u00fcnnung 19,4 mg\/l f\u00fcr den 7-Tage-Endpunkt. Es wurde eine chemische Gleichgewichtsmodellierung (ETAP0, 2010) durchgef\u00fchrt, um eine L\u00f6slichkeitsgrenze f\u00fcr Eisen unter Verwendung von Eisen(III) zu berechnen. Es wurden L\u00f6slichkeitsgrenzen von 0,015, 0,0024 und 0,00001 mg\/l bei pH 6,7 bzw. 8 berechnet (ECHA).<\/li>\n<li>Verteilungskoeffizient (n-Oktanol\/Wasser) (logarithmischer Wert): Anorganischer Stoff<\/li>\n<li>Absolute Dichte: &gt;7,3 g\/cm3<\/li>\n<li>Sch\u00fcttdichte: 4,5 g\/cm3<\/li>\n<li>Relative Dichte (Wasser=1; 20\u00baC): &gt;7,3 g\/cm3 (Eisen: 7,87)<\/li>\n<\/ul>\n<h1>ANWENDUNGEN<\/h1>\n<ul>\n<li>Einsatz in industriellen und professionellen Anwendungen<\/li>\n<li>Laborreagenzien\/analytische Verwendung<\/li>\n<li>Wissenschaftliche Demonstrationen<\/li>\n<li>Anzeige der Magnetfeldrichtung<\/li>\n<li>Schulpraktika<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Kaufen Sie Eisenfeilsp\u00e4ne in den Gr\u00f6\u00dfen 1 kg, 5 kg und 25 kg. Sie k\u00f6nnen den Preis der verschiedenen Formate der Eisenfeilsp\u00e4ne sehen, wenn Sie das gew\u00fcnschte Format ausw\u00e4hlen. Die Bestellung erfolgt direkt \u00fcber das Internet nach den angegebenen Schritten und wird innerhalb von 24\/48 Stunden geliefert.<\/p>","protected":false},"featured_media":8659,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_brand":[],"product_cat":[260,206],"product_tag":[],"class_list":{"0":"post-1221","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-hierro-polvo-limaduras-y-chapa","7":"product_cat-productos-experimentos","8":"pa_cantidad-1kg","9":"pa_cantidad-5kg","10":"pa_cantidad-25kg","11":"desktop-align-left","12":"tablet-align-left","13":"mobile-align-left","14":"ast-product-gallery-layout-horizontal-slider","15":"ast-magnify-disabled","16":"ast-product-single-variable","17":"ast-product-tabs-layout-horizontal","18":"ast-qv-on-image","20":"first","21":"instock","22":"taxable","23":"shipping-taxable","24":"purchasable","25":"product-type-variable","26":"has-default-attributes"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.1 (Yoast SEO v27.1.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Limaduras de Hierro: Comprar Online - Alquera.com<\/title>\n<meta name=\"description\" content=\"ENV\u00cdOS EN 24\/48H. 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