Lubricants - Determination of aerobic biological degradation of fully formulated lubricants in an aqueous solution - Test method based on CO₂-production; German version EN 17181:2019
Edition 2019-05

German standard methods for the examination of water, waste water and sludge - Sub-animal testing (group T) - Part 3: Determination of the genotype potential of water and waste water components with the umu-test (T 3)
Edition 1996-12

Foodstuffs - Determination of benzene in soft drinks, other beverages and vegetable-based infant foods by headspace gas chromatography mass spectrometry (HS-GC-MS); German version EN 16857:2017
Edition 2017-07

Chemical disinfectants and antiseptics - Chemical textile disinfection for the domestic area - Test method and requirements (phase 2, step 2); German version EN 17658:2022
Edition 2022-11

Microbiology of the food chain - Horizontal method for the enumeration of microorganisms - Part 2: Colony count at 30 °C by the surface plating technique (ISO 4833-2:2013 + Cor. 1:2014 + Amd 1:2022); German version EN ISO 4833-2:2013 + AC:2014 + A1:2022
Edition 2022-05

Cosmetics - Microbiology - Detection of specified and non-specified microorganisms (ISO 18415:2017 + Amd 1:2022); German version EN ISO 18415:2017 + A1:2022
Edition 2023-01

Microbiology of the food chain - Horizontal method for the detection and enumeration of Clostridium spp. - Part 1: Enumeration of sulfite-reducing Clostridium spp. by colony-count technique (ISO 15213-1:2023); German version EN ISO 15213-1:2023
Edition 2023-05

German standard methods for the examination of water, waste water and sludge; bio-assays (group L); determining the tolerance of green algae to the toxicity of waste water (Scenedesmus chlorophyll fluorescence test) by way of dilution series (L 33)
Edition 1991-03

Animal feeding stuffs: Methods of sampling and analysis - Detection and enumeration of Saccharomyces cerevisiae used as feed additive; German version EN 15789:2021
Edition 2022-02

Animal feeding stuffs: Methods of sampling and analysis - Detection and enumeration of Enterococcus (E. faecium) spp. used as feed additive; German version EN 15788:2021
Edition 2022-02