Water quality - Requirements for the performance testing of membrane filters used for direct enumeration of microorganisms by culture methods (ISO 7704:2023); German version EN ISO 7704:2023
Edition 2023-12

Microbiology of the food chain - Horizontal method for determination of hepatitis A virus and norovirus using real-time RT-PCR - Part 2: Method for detection (ISO 15216-2:2019); German version EN ISO 15216-2:2019
Edition 2019-12

Microbiology of the food chain - Horizontal method for determination of hepatitis A virus and norovirus using real-time RT-PCR - Part 1: Method for quantification (ISO 15216-1:2017 + Amd 1:2021); German version EN ISO 15216-1:2017 + A1:2021
Edition 2021-10

Medical microbiology - Culture media - Part 6: Solid chromogenic culture media; Text in German and English
Edition 2008-01

Analysis of foodstuffs - Enumeration of microorganisms by means of impedance-method - Determination of aerobic mesophile bacterial count
Edition 2018-02

Feather and down - Test methods - Determination of microbiological state; German version EN 1884:1998
Edition 1998-11

Space product assurance - Microbiological examination of flight hardware and cleanrooms; English version EN 16602-70-55:2015
Edition 2015-12

Microbiology of the food chain - General requirements and guidance for microbiological examinations (ISO/DIS 7218:2022); German and English version prEN ISO 7218:2022
Edition 2022-07

Microbiological analysis of meat and meat products - Determination of Enterococcus faecalis and Enterococcus faecium - Spatula method (reference method)
Edition 2017-04

Microbiological analysis of milk - Determination of coliforms - Part 3: Method with solid medium
Edition 2024-01