Wastewater treatment plants - Part 4: Primary settlement; German version EN 12255-4:2002
Edition 2002-04

Sustainability criteria for bioenergy (ISO 13065:2015)
Edition 2017-06

Wastewater treatment plants - Part 10: Safety principles; German version EN 12255-10:2000
Edition 2001-03

Plant biostimulants - Terminology; German and English version prEN 17724:2023
Edition 2023-04

Water quality - Test for inhibition of oxygen consumption by activated sludge for carbonaceous and ammonium oxidation (ISO 8192:2007); German version EN ISO 8192:2007
Edition 2007-05

Natural rubber latex male condoms - Requirements and test methods (ISO 4074:2015); German version EN ISO 4074:2015
Edition 2017-09

Soil quality - Determination of soil microbial biomass - Part 2: Fumigation-extraction method (ISO 14240-2:1997); German version EN ISO 14240-2:2011
Edition 2011-09

Controlled environment storage cabinet for processed thermolabile endoscopes; German version EN 16442:2015
Edition 2015-05

Ageing societies - General requirements and guidelines for an age-inclusive workforce (ISO 25550:2022)
Edition 2024-06

Microbiology of the food chain - Specific requirements and guidance for proficiency testing by interlaboratory comparison (ISO 22117:2019); German version EN ISO 22117:2019
Edition 2019-08