German standard methods for the examination of water, waste water and sludge; cations (group E); determination of nickel by atomic absorption spectrometry (AAS) (E 11)
Edition 1991-09

German standard methods for the examination of water, waste water and sludge; cations (group E); determination of cobalt by atomic absorption spectrometry (AAS) (E 24)
Edition 1993-03

Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant (ISO 14255:1998)
Edition 1998-11

Medical electrical equipment - Part 2-85: Particular requirements for the basic safety and essential performance of cerebral tissue oximeter equipment (ISO 80601-2-85:2021); German version EN ISO 80601-2-85:2021
Edition 2022-01

Quantities and units - Part 3: Space and time (ISO 80000-3:2019); German version EN ISO 80000-3:2020
Edition 2021-12

Paints and varnishes - Determination of gloss value at 20°, 60° and 85° (ISO 2813:2014); German version EN ISO 2813:2014
Edition 2015-02

Lasers and laser-related equipment - Standard optical components - Part 2: Components for the infrared spectral range (ISO 11151-2:2015); German version EN ISO 11151-2:2015
Edition 2015-12

Water quality - Determination of selected elements by inductively coupled plasma optical emission spectrometry (ICP-OES) (ISO 11885:2007); German version EN ISO 11885:2009
Edition 2009-09

Animal feeding stuffs - Methods of sampling and analysis - Determination of cadmium and lead by graphite furnace atomic absorption spectrometry (GF-AAS) after pressure digestion; German version EN 15550:2017
Edition 2017-10

Fertilizers - Determination of sulfates content using three different methods; German version EN 15749:2022
Edition 2022-10