Microbiology of the food chain - Preparation of test samples, initial suspension and decimal dilutions for microbiological examination - Part 4: Specific rules for the preparation of miscellaneous products (ISO 6887-4:2017); German version EN ISO 6887-4:2017
Edition 2017-07

Foodstuffs - Methods of analysis for the detection of genetically modified organisms and derived products - Nucleic acid extraction (ISO 21571:2005 + Amd 1:2013); German version EN ISO 21571:2005 + A1:2013
Edition 2013-08

Soil quality - Effects of pollutants on juvenile land snails (Helicidae) - Determination of the effects on growth by soil contamination (ISO 15952:2018); German version EN ISO 15952:2018
Edition 2018-12

Soil quality - In situ caging of snails to assess bioaccumulation of contaminants (ISO 24032:2021); German version EN ISO 24032:2021
Edition 2022-03