Soil quality - Determination of soil microbial diversity - Part 2: Method by phospholipid fatty acid analysis (PLFA) using the simple PLFA extraction method (ISO/TS 29843-2:2021); German version CEN ISO/TS 29843-2:2021
Edition 2024-08

Plant biostimulants - Determination of the pH for liquid microbial plant biostimulants/pH in microbial products - Determination of pH; German version CEN/TS 17721:2022
Edition 2022-07

Ophthalmic optics - Contact lens care products - Antimicrobial preservative efficacy testing and guidance on determining discard date (ISO 14730:2014); German version EN ISO 14730:2014
Edition 2015-02

Medical microbiology - Susceptibility testing of pathogens to antimicrobial agents - Part 1: Terminology
Edition 2002-10

Antimicrobial wound dressings - Requirements and test method; German and English version prEN 17854:2022
Edition 2022-07

Milk and milk products - Guidelines for the standardized description of immunoassays or receptor assays for the detection of antimicrobial residues (ISO 18330:2003); German version EN ISO 18330:2003
Edition 2003-12

Biotechnology - Guidance on assessment of the purity, biological activity and stability of microorganism based products; German version EN 12689:1998
Edition 1998-10

Clinical laboratory testing and in vitro diagnostic test systems - Susceptibility testing of infectious agents and evaluation of performance of antimicrobial susceptibility test devices - Part 2: Evaluation of performance of antimicrobial susceptibility test devices against reference broth micro-dilution (ISO 20776-2:2021); German version EN ISO 20776-2:2022
Edition 2022-04

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

Plant biostimulants - Preparation of sample for microbial analysis; German version CEN/TS 17708:2022
Edition 2022-07