Dentistry - Evaluation of antibacterial activity of dental restorative materials, luting materials, fissure sealants and orthodontic bonding or luting materials (ISO 3990:2023); German version EN ISO 3990:2023
Edition 2023-12

Drain screws - Part 1: Assembly, installation
Edition 2014-04

Prefabricated sanitation systems without connection to water supply and sewage system - Requirements and product features
Edition 2022-06

Wastewater treatment plants - Part 5: Lagooning processes; German version EN 12255-5:1999
Edition 1999-12

Adhesives - Sampling (ISO 15605:2000); German version EN ISO 15605:2004
Edition 2004-11

Wastewater treatment plants - Part 6: Activated sludge process; German version EN 12255-6:2002
Edition 2002-04

Adhesives - Terms and definitions; German version EN 923:2015
Edition 2016-03

Chemical disinfectants and antiseptics - Quantitative suspension test for the evaluation of sporicidal activity of chemical disinfectants in the medical area - Test method and requirements (phase 2, step 1); German version EN 17126:2018
Edition 2019-02

German standard methods for the examination of water, waste water and sludge - Bio-assays (group L) - Part 37: Determination of the inhibitory effect of water on the growth of bacteria (Photobacterium phosphoreum cell multiplication inhibition test) (L 37)
Edition 1999-04

Water quality - Detection and enumeration of Pseudomonas aeruginosa - Method by membrane filtration (ISO 16266:2006); German version EN ISO 16266:2008
Edition 2008-05