oxides of nitrogen
Defined in Article 2, Directive 2008/50/EC
Definitions over time (1)
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‘oxides of nitrogen’ shall mean the sum of the volume mixing ratio (ppbv) of nitrogen monoxide (nitric oxide) and nitrogen dioxide expressed in units of mass concentration of nitrogen dioxide (μg/m^{3});
Earlier definition records in this act (1)
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- Article 2(24) Historical · definitions end 18/09/2015
Used in (11 places in 8 provisions on 12/11/2026)
Directive 2008/50/EC (11 in 8)
Recital 3 · Article 2 · Article 52 · Article 7 · Annex I · Annex II · Annex VI3 · Annex XIII