German standard methods for the examination of water, waste water and sludge - Sub-animal testing (group T) - Part 4: Determination of the genotoxic potential using the Salmonella microsome test (Ames Test) (T 4)
Edition 1999-12

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

Microbiology of the food chain - Detection of Trichinella larvae in meat by artificial digestion method (ISO 18743:2015 + Amd 1:2023); German version EN ISO 18743:2015 + A1:2023
Edition 2023-11

Animal feeding stuffs - Methods of sampling and analysis - Detection of tylosin, spiramycin and virginiamycin - Thin Layer Chromatography and bioautography; German version EN 16939:2017
Edition 2017-10

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

Optics and photonics - Environmental test methods - Part 11: Mould growth (ISO 9022-11:2015)
Edition 2016-02

Cosmetics - Microbiology - General instructions for microbiological examination (ISO 21148:2017); German version EN ISO 21148:2017
Edition 2017-09

Chemical disinfectants and antiseptics - Quantitative surface test for the evaluation of fungicidal or yeasticidal activity of chemical disinfectants and antiseptics used in the veterinary area on non-porous surfaces without mechanical action - Test method and requirements (phase 2, step 2); German version EN 16438:2014
Edition 2014-07

Surgical drapes, gowns and clean air suits, used as medical devices, for patients, clinical staff and equipment - Test method to determine the resistance to wet bacterial penetration (ISO 22610:2006); German version EN ISO 22610:2006
Edition 2006-10

Cosmetics - Microbiology - Enumeration and detection of aerobic mesophilic bacteria (ISO 21149:2017 + Amd 1:2022); German version EN ISO 21149:2017 + A1:2022
Edition 2023-01