Water quality - Evaluation of the aerobic biodegradability of organic compounds in an aqueous medium - Semi-continuous activated sludge method (SCAS) (ISO 9887:1992); German version EN ISO 9887:1994
Edition 1994-12

Plastics - Determination of the ultimate anaerobic biodegradation under high-solids anaerobic-digestion conditions - Method by analysis of released biogas (ISO 15985:2014); German version EN ISO 15985:2017
Edition 2018-02

Water quality - Determination of the methylene blue active substances (MBAS) index - Method using continuous flow analysis (CFA) (ISO 16265:2009); German version EN ISO 16265:2012
Edition 2012-05

Water quality - Evaluation of the "ready", "ultimate" aerobic biodegradability of organic compounds in an aqueous medium - Method by analysis of dissolved organic carbon (DOC) (ISO 7827:2010); German version EN ISO 7827:2012
Edition 2013-03

Determination of the ultimate aerobic biodegradability of plastic materials under controlled composting conditions - Method by analysis of evolved carbon dioxide - Part 1: General method (ISO 14855-1:2012); German version EN ISO 14855-1:2012
Edition 2013-04

Preparation and quality management of fluids for haemodialysis and related therapies - Part 4: Concentrates for haemodialysis and related therapies (ISO 23500-4:2019); German version EN ISO 23500-4:2019
Edition 2019-11

Preparation and quality management of fluids for haemodialysis and related therapies - Part 4: Concentrates for haemodialysis and related therapies (ISO/DIS 23500-4:2022); German and English version prEN ISO 23500-4:2022
Edition 2022-12

Preparation and quality management of fluids for haemodialysis and related therapies - Part 1: General requirements (ISO 23500-1:2019); German version EN ISO 23500-1:2019
Edition 2019-11

Water quality - Enumeration of intestinal enterococci - Part 3: Most probable number method (ISO/DIS 7899-3:2024); German and English version prEN ISO 7899-3:2024
Edition 2024-06

Aircraft ground support equipment - Specific requirements - Part 6: Deicers and de-icing/anti-icing equipment; German and English version EN 12312-6:2017
Edition 2017-07