Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium by determination of oxygen demand in a closed respirometer (ISO 9408:1999); German version EN ISO 9408:1999
Edition 1999-12

Paper and board - Determination of the cytotoxicity of aqueous extracts using a metabolically competent hepatoma cell line (HepG2); German version EN 16418:2014
Edition 2014-07

Copper and copper alloys - Plumbing fittings - Part 7: Press fittings for use with metallic tubes; German version EN 1254-7:2021
Edition 2021-10

District heating pipes - Bonded twin pipe systems for directly buried hot water networks - Part 1: Factory made twin pipe assembly of steel service pipes, polyurethane thermal insulation and one casing of polyethylene; German version EN 15698-1:2019
Edition 2020-04

District heating pipes - Factory made flexible pipe systems with a lower temperature profile - Part 2: Bonded system with plastic service pipes; requirements and test methods; German and English version prEN 17878-2:2023
Edition 2023-07

Wastewater treatment plants - Part 1: General construction principles; German version EN 12255-1:2002
Edition 2002-04

Corrosion of metals and alloys - Electrochemical test methods - Guidelines for conducting potentiostatic and potentiodynamic polarization measurements (ISO 17475:2005+Cor. 1:2006); German version EN ISO 17475:2008
Edition 2008-07

Chemical disinfectants and antiseptics - Basic sporicidal activity - Test method and requirements (phase 1); German version EN 14347:2005
Edition 2005-08

Chemical disinfectants and antiseptics - Quantitative suspension test for the evaluation of mycobactericidal activity of chemical disinfectants in the medical area including instrument disinfectants - Test methods and requirements (phase 2, step 1); German version EN 14348:2005
Edition 2005-04

Chemical disinfectants and antiseptics - Quantitative suspension test for the evaluation of bactericidal activity against Legionella of chemical disinfectants for aqueous systems - Test method and requirements (phase 2, step 1); German version EN 13623:2020
Edition 2020-12