Ships and marine technolgy - Waste water treatment plants - Methods of sampling
Edition 2014-12

Plastics - Determination of the degree of disintegration of plastic materials under defined composting conditions in a pilot-scale test (ISO 16929:2021); German version EN ISO 16929:2021
Edition 2021-06

Packaging - Determination of the degree of disintegration under simulated home composting conditions; German version EN 17428:2023
Edition 2024-02

Cosmetics - Microbiology - Microbiological limits (ISO 17516:2014); German version EN ISO 17516:2014
Edition 2015-02

Wastewater treatment plants - Part 5: Lagooning processes; German and English version prEN 12255-5:2022
Edition 2022-03

Soil quality - Determination of soil microbial biomass - Part 1: Substrate-induced respiration method (ISO 14240-1:1997); German version EN ISO 14240-1:2011
Edition 2011-09

Microbiology of the food chain - Horizontal method for the detection and enumeration of Clostridium spp. - Part 1: Enumeration of sulfite-reducing Clostridium spp. by colony-count technique (ISO 15213-1:2023); German version EN ISO 15213-1:2023
Edition 2023-05

Water quality - Toxicity test for assessing the inhibition of nitrification of activated sludge microorganisms (ISO 9509:2006); German version EN ISO 9509:2006
Edition 2006-10

Liquid petroleum products - Bio-lubricants - Criteria and requirements of bio-lubricants and bio-based lubricants; German version EN 16807:2016
Edition 2016-12

Water quality - Detection and enumeration of intestinal enterococci in surface and waste water - Part 1: Miniaturized method (most probable number) by inoculation in liquid medium (ISO 7899-1:1998); German version EN ISO 7899-1:1998
Edition 1999-07