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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Climate change Standards and specifications support climate targets
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Smart Farming Standards and specifications are drivers for the digitalization of agriculture
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Publications of ISO/TC 147/SC 2

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ISO 23695	2023-02	Standards	Water quality - Determination of ammonium nitrogen in water - Small-scale sealed tube method More	Order from DIN Media
ISO 23696-1	2023-02	Standards	Water quality - Determination of nitrate in water using small-scale sealed tubes - Part 1: Dimethylphenol colour reaction More	Order from DIN Media
ISO 23696-2	2023-02	Standards	Water quality - Determination of nitrate in water using small-scale sealed tubes - Part 2: Chromotropic acid colour reaction More	Order from DIN Media
ISO 23697-1	2023-02	Standards	Water quality - Determination of total bound nitrogen (ST-TNb) in water using small-scale sealed tubes - Part 1: Dimethylphenol colour reaction More	Order from DIN Media
ISO 23697-2	2023-02	Standards	Water quality - Determination of total bound nitrogen (ST-TNb) in water using small-scale sealed tubes - Part 2: Chromotropic acid colour reaction More	Order from DIN Media
ISO 23913	2006-05	Standards	Water quality - Determination of chromium(VI) - Method using flow analysis (FIA and CFA) and spectrometric detection More	Order from DIN Media
ISO 24293	2009-07	Standards	Water quality - Determination of individual isomers of nonylphenol - Method using solid phase extraction (SPE) and gas chromatography/mass spectrometry (GC/MS) More	Order from DIN Media
ISO 25101	2009-03	Standards	Water quality - Determination of perfluorooctanesulfonate (PFOS) and perfluorooctanoate (PFOA) - Method for unfiltered samples using solid phase extraction and liquid chromatography/mass spectrometry More	Order from DIN Media
ISO 27108	2010-04	Standards	Water quality - Determination of selected plant treatment agents and biocide products - Method using solid-phase microextraction (SPME) followed by gas chromatography-mass spectrometry (GC-MS) More	Order from DIN Media
ISO 28540	2011-08	Standards	Water quality - Determination of 16 polycyclic aromatic hydrocarbons (PAH) in water - Method using gas chromatography with mass spectrometric detection (GC-MS) More	Order from DIN Media

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