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</topic><topic id="https://digilab.ptb.de/oiml-g-18/vocab/skos/395"><instanceOf><topicRef xlink:href="#term"/></instanceOf><baseName><baseNameString>detection limit           #01055</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 some references and manufacturer's literature. It is sometimes defined as an output signal equal to some other multiple (two or ten) of the noise level and depends somewhat on whether the gas chromatograph is 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/395"/>    </member>    <member>      <roleSpec>  <topicRef xlink:href="#broader"/>      </roleSpec>      <topicRef xlink:href="#https://digilab.ptb.de/oiml-g-18/vocab/skos/2"/>    </member>  </association></topicMap>