Sterilization of health care products - Microbiological methods - Part 1: Determination of a population of microorganisms on products (ISO 11737-1:2018 + Amd 1:2021); German version EN ISO 11737-1:2018 + A1:2021
Edition 2021-10

Water quality - Guidance standard on the enumeration of phytoplankton using inverted microscopy (Utermöhl technique); German version EN 15204:2006
Edition 2006-12

Plant biostimulants - Detection of Listeria monocytogenes; German and English version prEN 17710:2023
Edition 2023-05

Wood preservatives - Determination of preventive action against Reticulitermes species (European termites) (Laboratory method); German and English version prEN 118:2023
Edition 2023-10

Chemical disinfectants and antiseptics - Quantitative suspension test for the evaluation of bactericidal activity against Legionella of chemical disinfectants for aqueous systems - Test method and requirements (phase 2, step 1); German version EN 13623:2020
Edition 2020-12

Chemical disinfectants and antiseptics - Quantitative suspension test for the evaluation of bactericidal activity of chemical disinfectants and antiseptics used in the veterinary area - Test method and requirements (phase 2, step 1); German version EN 1656:2019
Edition 2019-12

Microbiology of the food chain - Horizontal method for the enumeration of ß-glucuronidase positive Escherichia coli - Part 3: Detection and most probable number technique using 5-bromo-4-chloro-3-indolyl-ß-D-glucuronide (ISO 16649-3:2015, Corrected version 2016-12-15); German version EN ISO 16649-3:2015
Edition 2018-01

Microbiology of the food chain - Horizontal method for the enumeration of coagulase-positive staphylococci (Staphylococcus aureus and other species) - Part 1: Method using Baird-Parker agar medium (ISO 6888-1:2021 + Amd 1:2023); German version EN ISO 6888-1:2021 + A1:2023
Edition 2024-03

Microbiology of the food chain - Horizontal method for the detection of Cronobacter spp. (ISO 22964:2017); German version EN ISO 22964:2017
Edition 2017-08

Ophthalmic optics - Contact lens care products - Microbiological requirements and test methods for products and regimens for hygienic management of contact lenses (ISO 14729:2001 + Amd.1:2010); German version EN ISO 14729:2001 + A1:2010
Edition 2011-01