{"id":5211,"date":"2026-09-10T16:40:05","date_gmt":"2026-09-10T08:40:05","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=5211"},"modified":"2026-09-10T16:40:05","modified_gmt":"2026-09-10T08:40:05","slug":"determination-of-calcium-in-milk-powder-flame-atomic-absorption-spectrometry-3","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/de\/applications\/determination-of-calcium-in-milk-powder-flame-atomic-absorption-spectrometry-3","title":{"rendered":"Bestimmung von Calcium in Milchpulver (Flammenatomabsorptionsspektrometrie)"},"content":{"rendered":"<p>1 Methodenblick<br \/>\nNach dem Aufschluss der Probe wird Lanthanl\u00f6sung als Freisetzungsmittel zugegeben. Die Probe wird in einer Atomabsorptionsflamme atomisiert und die Absorption bei 422,7 nm gemessen. Innerhalb eines bestimmten Konzentrationsbereichs ist die Absorption proportional zum Calciumgehalt; die Quantifizierung erfolgt durch Vergleich mit einer Standardreihe.<\/p>\n<p>2 Anwendungsbereich<br \/>\nDiese Methode eignet sich zur Bestimmung des Calciumgehalts in Milchpulver.<\/p>\n<p>3 Referenzbasis<br \/>\nGB 5009.92\u20112016, Nationaler Lebensmittelsicherheitsstandard \u2014 Bestimmung von Kalzium in Lebensmitteln<\/p>\n<p>4 Instrumente und Reagenzien<\/p>\n<p>4.1 Instrumente und Ausr\u00fcstung<\/p>\n<p>4.1.1 Pr\u00fcfger\u00e4te<\/p>\n<table>\n<thead>\n<tr>\n<th>- Nein. - Nein.<\/th>\n<th>Name<\/th>\n<th>Menge<\/th>\n<th>Technische Anforderung<\/th>\n<th>Zubeh\u00f6r<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1<\/td>\n<td>Flammenabsorptionsspektrophotometer<\/td>\n<td>1 Satz<\/td>\n<td>\u2014<\/td>\n<td>Kalzium-Hohlkathodenlampe<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>Luftkompressor<\/td>\n<td>1 Satz<\/td>\n<td>Bemessungsabgasdruck: 0,3 MPa<\/td>\n<td>\u2014<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>Acetylen<\/td>\n<td>1 Zylinder<\/td>\n<td>Reinheit \u226599,99 %<\/td>\n<td>\u2014<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>1 Method Overview After the sample is digested, lanthanum solution is added as a releasing agent. The sample is atomized in an atomic\u2011absorption flame, and the absorbance is measured at 422.7\u202fnm. Within a certain concentration range, the absorbance is proportional to the calcium content, and quantification is performed by comparison with the standard series. 2 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":5212,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[36,73],"tags":[],"class_list":["post-5211","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-applications","category-food-and-drugs"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/posts\/5211","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/comments?post=5211"}],"version-history":[{"count":1,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/posts\/5211\/revisions"}],"predecessor-version":[{"id":5213,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/posts\/5211\/revisions\/5213"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/media\/5212"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/media?parent=5211"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/categories?post=5211"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/tags?post=5211"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}