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</topic><topic id="https://digilab.ptb.de/oiml-g-18/vocab/skos/398"><instanceOf><topicRef xlink:href="#term"/></instanceOf><baseName><baseNameString>detection limit           #01496</baseNameString></baseName>  <occurrence>    <instanceOf>      <topicRef xlink:href="#scope-note"/>    </instanceOf><baseName><baseNameString><![CDATA[ This term is also referred to as «minimum detectability» or «minimum detectable limit (MDL)» in references and manufacturer’s literature. The detection limit is sometimes defined as the output signal equal to some other multiple (for example, two or ten) of the noise level and may depend somewhat on whether the gas chromatograph is being used for quantitative or qualitative analysis ]]> </baseNameString></baseName>  </occurrence></topic>  <association>    <instanceOf>      <topicRef xlink:href="#broader-narrower"/>    </instanceOf>    <member>      <roleSpec>  <topicRef xlink:href="#narrower"/>      </roleSpec>      <topicRef xlink:href="#https://digilab.ptb.de/oiml-g-18/vocab/skos/398"/>    </member>    <member>      <roleSpec>  <topicRef xlink:href="#broader"/>      </roleSpec>      <topicRef xlink:href="#https://digilab.ptb.de/oiml-g-18/vocab/skos/2"/>    </member>  </association></topicMap>