Indoor air - Part 15: Sampling strategy for nitrogen dioxide (NO₂) (ISO 16000-15:2008); German version EN ISO 16000-15:2008
Edition 2009-04

Medical devices - Application of risk management to medical devices (ISO 14971:2019); German version EN ISO 14971:2019 + A11:2021
Edition 2022-04

German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 1: Recording of analysis results (A 1)
Edition 2011-09

German standard methods for the examination of water, waste water and sludge - Single components (group P) - Part 6: Determination of acrylamide - Methode using high performance liquid chromatography with mass spectrometric detection (HPLC-MS/MS) (P 6)
Edition 2007-02

German standard methods for examination of water, waste water and sludge - Anions (group D) - Part 9: Spectrometric determination of nitrate (D 9)
Edition 2011-09

German standard methods for the examination of water, waste water and sludge - Gaseous components (group G) - Part 3: Determination of ozone (G 3)
Edition 2011-04

German standard methods for the examination of water, waste water and sludge - Bio-assays (group L) - Part 3: Toxicity test for assessing the inhibition of the dehydrogenase activity of activated sludge microorganisms (TTC-Test) (L 3)
Edition 2010-10

German standard methods for the examination of water, waste water and sludge - Cations (group E) - Part 17: Determination of uranium - Method using adsorptive stripping voltammetry in surface water, raw water and drinking water (E 17)
Edition 2009-10

Wastewater treatment plants - Principles for the design of structures and technical equipment - Part 4: Specific principles for shutoff devices as penstocks, sluice gates, stoplogs etc.
Edition 2000-11

Fire stations - Part 7: Workshops
Edition 2024-06