{"id":40848,"date":"2023-01-26T15:13:24","date_gmt":"2023-01-26T15:13:24","guid":{"rendered":"https:\/\/www.alquera.com\/?post_type=product&#038;p=40848"},"modified":"2024-12-28T06:51:26","modified_gmt":"2024-12-28T06:51:26","slug":"deteccion-huellas-dactilares","status":"publish","type":"product","link":"https:\/\/www.alquera.com\/de\/deteccion-huellas-dactilares\/","title":{"rendered":"Erkennung von Fingerabdr\u00fccken. Kaliumjodid-Oxidation... #Exp6"},"content":{"rendered":"<p>Das Fingerabdruckerkennungsset ist ein Set, mit dem Sie die chemischen Komponenten erhalten, um die Praxis der Fingerabdruckerkennung durchf\u00fchren zu k\u00f6nnen.<\/p>\n<h2>INHALT DES FINGERABDRUCKERKENNUNGS-KITS<\/h2>\n<p>Der Bausatz enth\u00e4lt<\/p>\n<ul>\n<li><span style=\"font-size: 16px;\">100g <\/span><a style=\"font-size: 16px; background-color: #ffffff;\" href=\"https:\/\/www.alquera.com\/de\/sulfato-de-cobre\/\">Kupfersulfat<\/a><\/li>\n<li>100g <a href=\"https:\/\/www.alquera.com\/de\/yoduro-de-potasio\/\">Kaliumjodid<\/a><\/li>\n<li>3 <a href=\"https:\/\/www.alquera.com\/de\/placas-de-petri\/\">Petrischalen<\/a><\/li>\n<\/ul>\n<h2>SCHRITT F\u00dcR SCHRITT FINGERABDR\u00dcCKE NEHMEN<\/h2>\n<p>Wir zeigen Ihnen die detaillierte Schritt-f\u00fcr-Schritt-Anleitung im Video<\/p>\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe loading=\"lazy\" title=\"#Exp6 - Huellas Dactilares a trav\u00e9s de la Oxidaci\u00f3n del Yodo.\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/mQyC5msTUEQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<ol>\n<li>Nehmen Sie einen halben L\u00f6ffel Kaliumjodid und geben Sie ihn auf die Petrischale.<\/li>\n<li>Nehmen Sie den gleichen Anteil an Kupfersulfat und mischen Sie es in der Petrischale.<\/li>\n<li>Zur besseren Durchmischung ein paar Tropfen Wasser hinzuf\u00fcgen und umr\u00fchren.<\/li>\n<li>Auf einem Blatt Papier markieren Sie Ihre Finger. Wir haben von Natur aus Fett an den H\u00e4nden, und wenn man mit den Fingern auf dem Papier markiert, bleibt das Fett auf dem Papier, auch wenn man es nicht sehen kann.<\/li>\n<li>Legen Sie das Papier mit der Vorderseite nach unten in die Petrischale (wo sich das Kupfersulfat und das Kaliumjodid befanden). Warten Sie 1-2 Minuten, und wenn Sie das Papier entfernen, werden Sie die Spuren auf dem Glas sehen.<\/li>\n<\/ol>\n<h2><strong>TECHNISCHE ERKL\u00c4RUNG<\/strong><\/h2>\n<p>Wenn Kaliumiodid (KI) mit Kupfersulfat (CuSO4) in einer w\u00e4ssrigen L\u00f6sung gemischt wird, findet eine chemische Reaktion statt, die als Oxidations-Reduktions-Reaktion bekannt ist. Die vollst\u00e4ndige chemische Reaktion ist:<\/p>\n<p>2 KI + CuSO4 \u2192 CuI + K2SO4 + I2<\/p>\n<p>Bei dieser Reaktion wirkt das Jodid-Ion (I-) als Reduktionsmittel und das Kupfer-Ion (Cu2+) als Oxidationsmittel. Das Iodid-Ion gibt Elektronen an das Kupfer-Ion ab, wodurch Kupferoxid (CuI) und Iod (I2) gebildet werden. Jod ist ein farbloses Gas, das bei der Reaktion freigesetzt wird, und Kupferoxid ist eine braune Verbindung.<\/p>\n<p>Jod ist eine organische Verbindung, die als Farbstoff in verschiedenen chemischen Prozessen verwendet wird, unter anderem zur Erkennung von Fingerabdr\u00fccken.<\/p>\n<p>Fett ist ein Bestandteil von Fingerabdr\u00fccken, und wenn eine Jodl\u00f6sung auf eine Fingerabdruckoberfl\u00e4che aufgetragen wird, reagieren die in den Fingerabdr\u00fccken enthaltenen Fette mit dem Jod und bilden eine braune Verbindung. Dieses Verfahren ist als \"Jodf\u00e4rbung\" bekannt und wird zur Hervorhebung von Fingerabdr\u00fccken auf einer Oberfl\u00e4che verwendet.<\/p>","protected":false},"excerpt":{"rendered":"<p>In diesem Experiment werden Sie eine Technik anwenden, die als \"Jodf\u00e4rbung\" bekannt ist, um Fingerabdr\u00fccke auf einer Oberfl\u00e4che zu erkennen. Sie k\u00f6nnen sehen, wie das gesamte Experiment durchgef\u00fchrt wird, und auch einen Bausatz daf\u00fcr kaufen.<\/p>","protected":false},"featured_media":40851,"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":[329],"product_tag":[],"class_list":{"0":"post-40848","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-experimentos-ciencias","7":"desktop-align-left","8":"tablet-align-left","9":"mobile-align-left","10":"ast-product-gallery-layout-horizontal-slider","11":"ast-product-gallery-with-no-image","12":"ast-magnify-disabled","13":"ast-product-tabs-layout-horizontal","14":"ast-qv-on-image","16":"first","17":"instock","18":"taxable","19":"shipping-taxable","20":"purchasable","21":"product-type-simple"},"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>Detecci\u00f3n Huellas Dactilares. 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