Nuclear energy - Determination of nitrogen content in UO<(Index)2>, (U,Gd)O<(Index)2> and (U,Pu)O<(Index)2> sintered pellets - Inert gas extraction and conductivity detection method (ISO 12799:2015)
Edition 2019-10-15

Electrical apparatus for the detection and measurement of toxic and combustible gases in car parks and tunnels - Part 1: General performance requirements and test methods for the detection and measurement of carbon monoxide and nitrogen oxides (german version)
Edition 2017-03-01

Electrical apparatus for the detection and measurement of toxic and combustible gases in car parks and tunnels - Part 1: General performance requirements and test methods for the detection and measurement of carbon monoxide and nitrogen oxides
Edition 2017-01

Food products - Determination of the total nitrogen content by combustion according to the Dumas principle and calculation of the crude protein content - Part 2: Cereals, pulses and milled cereal products (ISO 16634-2:2016)
Edition 2016-10-15

Air quality - Practical guidance for estimating the uncertainty of measurement on polluant concentration in ambient air - Part 4: estimation of the uncertainties on on-site diffusion tube measurements of nitrogen dioxide, followed by a laboratory spectrophotometric analysis
Edition 2008-06-01

Milk - Determination of nitrogen content - Part 3: Block-digestion method (Semi-micro rapid routine method) (ISO 8968-3:2004/Cor 1:2011); Corrigendum AC
Edition 2012-06

Air quality - Stationary source emissions - Sampling and deferred measurement of nitrogen monoxide (N2O) - Automatic method in emission by means of the non-dispersive infrared method - Automatic method.
Edition 2005-11-01