Water quality - Evaluation of the "ultimate" anaerobic biodegradability of organic compounds in digested sludge - Method by measurement of the biogas production (ISO 11734:1995); German version EN ISO 11734:1998
Edition 1998-11

Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Static test (Zahn-Wellens method) (ISO 9888:1999); German version EN ISO 9888:1999
Edition 1999-11

Clothing for protection against infectious agents - Test method for resistance to dry microbial penetration (ISO 22612:2005); German version EN ISO 22612:2005
Edition 2005-05

Chemical disinfectants and antiseptics - Quantitative suspension test for the evaluation of basic fungicidal or basic yeasticidal activity of chemical disinfectants and antiseptics - Test method and requirements (phase 1); German version EN 1275:2005
Edition 2006-03

Microbiology of food and animal feeding stuffs - Horizontal method for the detection of Escherichia coli O157 (ISO 16654:2001 + Amd 1:2017 + Amd 2:2023); German version EN ISO 16654:2001 + A1:2017 + A2:2023
Edition 2023-06

Water quality - Enumeration of culturable micro-organisms - Colony count by inoculation in a nutrient agar culture medium (ISO 6222:1999); German version EN ISO 6222:1999
Edition 1999-07

Water quality - General requirements and guidance for microbiological examinations by culture (ISO 8199:2018); German version EN ISO 8199:2018
Edition 2021-12

Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Carbon dioxide evolution test (ISO 9439:1999); German version EN ISO 9439:2000
Edition 2000-10

Microbiology of the food chain - Method validation - Part 5: Protocol for factorial interlaboratory validation for non-proprietary methods (ISO 16140-5:2020); German version EN ISO 16140-5:2020
Edition 2020-12

Microbiology of the food chain - Horizontal method for the detection, enumeration and serotyping of Salmonella - Part 1: Detection of Salmonella spp. (ISO 6579-1:2017 + Amd.1:2020); German version EN ISO 6579-1:2017 + A1:2020
Edition 2020-08