• 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 CEN/TC 230

DIN EN ISO 5961 1995-05 Standards Water quality - Determination of cadmium by atomic absorption spectrometry (ISO 5961:1994); German version EN ISO 5961:1995 More  Order from DIN Media
DIN EN ISO 6222 1999-07 Standards Water quality - Enumeration of culturable micro-organisms - Colony count by inoculation in a nutrient agar culture medium (ISO 6222:1999); German version EN ISO 6222:1999 More  Order from DIN Media
DIN EN ISO 6341 2013-01 Standards Water quality - Determination of the inhibition of the mobility of Daphnia magna Straus (Cladocera, Crustacea) - Acute toxicity test (ISO 6341:2012); German version EN ISO 6341:2012 More  Order from DIN Media
DIN EN ISO 6468 1997-02 Standards Water quality - Determination of certain organochlorine insecticides, polychlorinated biphenyls and chlorobenzenes - Gas-chromatographic method after liquid-liquid extraction (ISO 6468:1996); German version EN ISO 6468:1996 More  Order from DIN Media
DIN EN ISO 6878 2004-09 Standards Water quality - Determination of phosphorus - Ammonium molybdate spectrometric method (ISO 6878:2004); German version EN ISO 6878:2004 More  Order from DIN Media
DIN EN ISO 7346-1 1998-03 Standards Water quality - Determination of the acute lethal toxicity of substances to a freshwater fish [Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)] - Part 1: Static method (ISO 7346-1:1996); German version EN ISO 7346-1:1997 More  Order from DIN Media
DIN EN ISO 7346-2 1998-03 Standards Water quality - Determination of the acute lethal toxicity of substances to a freshwater fish [Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)] - Part 2: Semi-static method (ISO 7346-2:1996); German version EN ISO 7346-2:1997 More  Order from DIN Media
DIN EN ISO 7346-3 1998-03 Standards Water quality - Determination of the acute lethal toxicity of substances to a freshwater fish [Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)] - Part 3: Flow-through method (ISO 7346-3:1996); German version EN ISO 7346-3:1997 More  Order from DIN Media
DIN EN ISO 7704 2023-12 Standards Water quality - Requirements for the performance testing of membrane filters used for direct enumeration of microorganisms by culture methods (ISO 7704:2023); German version EN ISO 7704:2023 More  Order from DIN Media
DIN EN ISO 7827 2013-03 Standards Water quality - Evaluation of the "ready", "ultimate" aerobic biodegradability of organic compounds in an aqueous medium - Method by analysis of dissolved organic carbon (DOC) (ISO 7827:2010); German version EN ISO 7827:2012 More  Order from DIN Media

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