Biotechnology - Large-scale process and production - Plant building according to the degree of hazard; German version EN 1620:1996
Edition 1996-10

Petroleum products and lubricants - Determination of acid number - Non-aqueous potentiometric titration method; German version EN 12634:1998
Edition 1999-02

Water Quality - Guidance standard on monitoring freshwater pearl mussel (Margaritifera margaritifera) populations and their environment; German version EN 16859:2017
Edition 2017-07

Earthworks - Part 2: Classification of materials; German version EN 16907-2:2018
Edition 2019-04

German standard methods for the examination of water, waste water and sludge; sludge and sediments (group S); sampling of sediments (S 11)
Edition 1987-08

German standard methods for the examination of water, waste water and sludge; bio-assays (group L); determining the tolerance of Daphnia to the toxicity of waste water by way of a dilution series (L 30)
Edition 1989-03

Paints and varnishes - Scratch test using a spring-loaded pen (ISO 22557:2019); German version EN ISO 22557:2020
Edition 2021-02

Indoor air - Part 30: Sensory testing of indoor air (ISO 16000-30:2014)
Edition 2015-05

Hospital cleaning - Requirements for cleaning and disinfection cleaning in hospitals and other health care facilities
Edition 2021-09

Diesel fuel - Assessment of lubricity using the high-frequency reciprocating rig (HFRR) - Part 1: Test method (ISO 12156-1:2023); English version EN ISO 12156-1:2023
Edition 2024-05