<?xml version="1.0" encoding="utf-8"?><metadata xmlns:dc="http://purl.org/dc/elements/1.1/"  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:dcterms="http://purl.org/dc/terms/"><dc:title xml:lang="en-US">matrix</dc:title><dc:identifier>https://digilab.ptb.de/dkd/refType/vocab/skos/323</dc:identifier><dc:language>en-US</dc:language><dc:publisher xml:lang="en-US">German Calibration Service (DKD)</dc:publisher><dcterms:created>2025-08-20 15:05:47</dcterms:created><dcterms:isPartOf xsi:type="dcterms:URI">https://digilab.ptb.de/dkd/refType/vocab/</dcterms:isPartOf><dcterms:isPartOf xml:lang="en-US">Metrology Database</dcterms:isPartOf><dc:format>text/html</dc:format> <dc:description xml:lang="de"><![CDATA[ <p>Mögliche Einträge:</p>
<ul>
<li>Serum</li>
<li>Urin</li>
<li>Plasma</li>
<li>Vollblut</li>
<li>Lysat</li>
<li>Lösung</li>
<li>Liquor</li>
</ul> ]]> </dc:description> <dc:description xml:lang="en"><![CDATA[ <p>Possible entries:</p>
<ul>
<li>serum</li>
<li>urine</li>
<li>plasma</li>
<li>whole blood</li>
<li>lysate</li>
<li>solution</li>
<li>liquor</li>
</ul> ]]> </dc:description> <dc:source xml:lang="en"><![CDATA[ <p>ISO 17511:2020(E)</p> ]]> </dc:source></metadata>