Acoustics - Guidelines for noise control by silencers (ISO 14163:1998); German version EN ISO 14163:1998
Edition 1999-05

Hydrometry - Measurement of liquid flow in open channels - Velocity area methods using point velocity measurements (ISO 748:2021); German version EN ISO 748:2021
Edition 2022-12

Gas Infrastructure - Gas installation pipework with an operating pressure greater than 0,5 bar for industrial installations and greater than 5 bar for industrial and non-industrial installations - Part 1: Detailed functional requirements for design, materials, construction, inspection and testing; German version EN 15001-1:2023
Edition 2023-04

Wastewater treatment plants - Principles for the design of structures and technical equipment - Part 9: Mechanical drainage of sewage sludge
Edition 2017-02

German standard methods for the examination of water, waste water and sludge - Jointly determinable substances (group F) - Part 42: Determination of selected polyfluorinated compounds (PFC) in water - Method using high performance liquid chromatography and mass spectrometric detection (HPLC/MS-MS) after solid-liquid extraction (F 42)
Edition 2011-03

High-pressure water jet machines - Safety requirements - Part 1: Machines; German version EN 1829-1:2021
Edition 2021-04

Rotary positive displacement pumps - Performance tests for acceptance; German version EN 14343:2005
Edition 2006-11

Gas infrastructure - Compressor stations - Functional requirements; German version EN 12583:2014
Edition 2014-07

Acoustics - Terminology
Edition 2009-12

Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection (ISO 13395:1996); German version EN ISO 13395:1996
Edition 1996-12