Centrifuges - Common safety requirements; German version EN 12547:2014
Edition 2014-12

Pumping stations; centrifugal pumps for operation without screen; directives for planning
Edition 1992-03

Chemicals used for the treatment of swimming pool water - Iron based coagulants; German version EN 15797:2022
Edition 2022-10

Electrorheological suspensions - Requirements, testing and application - Part 1: Basics and field strength independent properties
Edition 2011-04

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

Soil quality - Determination of soil microbial biomass - Part 1: Substrate-induced respiration method (ISO 14240-1:1997); German version EN ISO 14240-1:2011
Edition 2011-09

Chemicals used for treatment of water intended for human consumption - Iron (III) sulfate solution; German version EN 890:2023
Edition 2023-05

Paints and varnishes - Determination of settling (ISO 21545:2018); German version EN ISO 21545:2020
Edition 2021-03

Water quality - Guidance on analysis of mesozooplankton from marine and brackish waters; German version EN 17204:2019
Edition 2020-09

Particle size analysis - Dynamic light scattering (DLS) (ISO 22412:2017)
Edition 2018-09