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		<title>New Calibration Facility Puts Soot Particle Counting on a Traceable Footing</title>
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		<pubDate>Thu, 08 Oct 2026 15:14:31 +0000</pubDate>
				<category><![CDATA[Chemistry]]></category>
		<category><![CDATA[aerosol research]]></category>
		<category><![CDATA[calibration facility]]></category>
		<category><![CDATA[catalytic stripper]]></category>
		<category><![CDATA[condensation particle counter]]></category>
		<category><![CDATA[emission regulations]]></category>
		<category><![CDATA[Faraday Cup Aerosol Electrometer]]></category>
		<category><![CDATA[metrology]]></category>
		<category><![CDATA[particle number counters]]></category>
		<category><![CDATA[PTB]]></category>
		<category><![CDATA[soot emissions]]></category>
		<category><![CDATA[traceability]]></category>
		<category><![CDATA[ultrafine particles]]></category>
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					<description><![CDATA[Germany's national metrology institute has built a calibration facility that anchors vehicle emission particle counters to primary standards using traceable soot aerosols.]]></description>
		
		
		
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