Individual:
http://rdf.iit.demokritos.gr/2014/iaeaSafetyGlossary/id167
Annotations (2)
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nreo:canonicalLabel "derived air concentration (DAC)" (en)
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skos:definition "A 'derived limit' on the 'activity concentration' in air of a specified <br/>
radionuclide, calculated such that 'Reference Man', breathing air with constant <br/>'contamination' at the 'DAC' while performing light physical activity for a <br/>working year, would receive an 'intake' corresponding to the <i>annual limit on <br/>intake</i> for the radionuclide in question.<br/>
The parameter values recommended by the International Commission on <br/>Radiological Protection for calculating 'DACs' are a breathing rate of 1.2 m3/h <br/>and a working year of 2000 h [15].<br/>" (en)
Types (1)
Usage (7)