Plastics - Determination of the aerobic biodegradation of plastic materials exposed to seawater - Part 1: Method by analysis of evolved carbon dioxide (ISO 23977-1:2020); German version EN ISO 23977-1:2021
Edition 2022-01

Plastics - Determination of the aerobic biodegradation of plastic materials exposed to seawater - Part 2: Method by measuring the oxygen demand in closed respirometer (ISO 23977-2:2020); German version EN ISO 23977-2:2021
Edition 2022-01

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

Wastewater treatment plants - Part 6: Activated sludge process; German and English version prEN 12255-6:2021
Edition 2021-07

Plastics - Environmental Aspects - Vocabulary; German version EN 17615:2022
Edition 2022-12

Soil quality - Sampling - Part 206: Collection, handling and storage of soil under aerobic conditions for the assessment of microbiological processes, biomass and diversity in the laboratory (ISO 18400-206:2018)
Edition 2020-11

Bio-based products - Requirements for Business to Business communication of characteristics using a Data Sheet; German Version EN 16848:2016
Edition 2017-02

Conservation of cultural heritage - Integrated pest management (IPM) for protection of cultural heritage; German version EN 16790:2016
Edition 2016-12

Adhesives - Examination and preparation of samples for testing; German version EN 1067:2005
Edition 2006-03

Malleable cast iron fittings with compression ends for polyethylene (PE) piping systems; German version EN 10284:2000
Edition 2000-08