Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 10 to DN 50 inclusive - Family D, type A; German version EN 14451:2020
Edition 2020-10

Building valves - Expansion valves - Tests and requirements; German version EN 1491:2022
Edition 2022-09

Building valves - Expansion groups - Tests and requirements; German version EN 1488:2021
Edition 2021-09

Soil quality - Determination of arsenic, antimony and selenium in aqua regia soil extracts with electrothermal or hydride-generation atomic absorption spectrometry (ISO 20280:2007)
Edition 2010-05

Building valves - Inline hot water supply tempering valves - Tests and requirements; German version EN 15092:2008
Edition 2008-09

Water quality - Determination of the threshold odour number (TON) and threshold flavour number (TFN); German version EN 1622:2006
Edition 2006-10

Measurement of flow of waste water in open channels and gravity conduits; general information
Edition 1983-07

Fertilizers and liming materials - Determination of chromium(VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B); German version EN 16318:2013+A1:2016
Edition 2016-07

Water quality - General requirements and performance test procedures for water monitoring equipment - Measuring devices; German version EN 17075:2018
Edition 2020-12

Medical electrical equipment - Part 2-67: Particular requirements for basic safety and essential performance of oxygen-conserving equipment (ISO/DIS 80601-2-67:2024); German and English version prEN ISO 80601-2-67:2024
Edition 2024-10