Microbiology of the food chain - Preparation of test samples, initial suspension and decimal dilutions for microbiological examination - Part 1: General rules for the preparation of the initial suspension and decimal dilutions (ISO 6887-1:2017); German version EN ISO 6887-1:2017
Edition 2017-07

German standard methods for the examination of water, waste water and sludge; test methods using water organisms (group L); determination of oxygen production and oxygen consumption in an aquatic environment (SPG and SVG) by means of the light and dark bottle method (L 13) (determination of biogenic aeration rate)
Edition 1983-09

Chemical disinfectants and antiseptics - Hygienic handrub virucidal - Test method and requirements (phase 2/step 2); German version EN 17430:2024
Edition 2024-05

Plastics - Determination of aerobic biodegradation of non-floating plastic materials in a seawater/sediment interface - Method by analysis of evolved carbon dioxide (ISO 19679:2020); German version EN ISO 19679:2020
Edition 2020-11

Susceptibility testing of infectious agents and evaluation of performance of antimicrobial susceptibility test devices - Part 1: Broth micro-dilution reference method for testing the in vitro activity of antimicrobial agents against rapidly growing aerobic bacteria involved in infectious diseases (ISO 20776-1:2019, including Corrected version 2019-12); German version EN ISO 20776-1:2020
Edition 2020-12

Characterization of waste - Preparation of waste samples for ecotoxicity tests; German version EN 14735:2021
Edition 2022-08

Plant biostimulants - Determination of the yeast and mould content; German and English version prEN 17707:2023
Edition 2023-05

Carbonate and silicate liming materials - Determination of reactivity - Potentiometric titration method with hydrochloric acid; German version EN 13971:2020
Edition 2020-11

Microbiology of the food chain - Horizontal method for the detection and enumeration of Listeria monocytogenes and of Listeria spp. - Part 2: Enumeration method (ISO 11290-2:2017); German version EN ISO 11290-2:2017
Edition 2017-09

Soil quality - Effects of pollutants on insect larvae (Oxythyrea funesta) - Determination of acute toxicity (ISO 20963:2005); German version EN ISO 20963:2011
Edition 2011-09