Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 1: Membrane filtration method for waters with low bacterial background flora (ISO 9308-1:2014 + Amd 1:2016); German version EN ISO 9308-1:2014 + A1:2017
Edition 2017-09

Milk and milk-based products - Detection of thermonuclease produced by coagulase-positive staphylococci (ISO 8870:2006); Text in German and English
Edition 2024-03

Leather - Chemical determination of formaldehyde content - Part 2: Method using colorimetric analysis (ISO 17226-2:2018); German version EN ISO 17226-2:2019
Edition 2019-04

Determination of substances characteristic of green and black tea - Part 2: Content of catechins in green tea - Method using high-performance liquid chromatography (ISO 14502-2:2005 + Corrigendum 1:2006)
Edition 2007-12

Microbiology of the food chain - Horizontal method for the detection of pathogenic Yersinia enterocolitica (ISO 10273:2017); German version EN ISO 10273:2017
Edition 2017-08

Leather - Chemical tests for the determination of certain azo colorants in dyed leathers - Part 2: Determination of 4-aminoazobenzene (ISO 17234-2:2011); German version EN ISO 17234-2:2011
Edition 2011-06

Steel - Determination of nitrogen - Spectrophotometric method (ISO 4945:2018); German version EN ISO 4945:2018
Edition 2019-03

Animal feeding stuffs - Determination of decoquinate by HPLC with fluorescence detection; German version EN 16162:2012
Edition 2012-06

Paper and board - Determination of the cytotoxicity of aqueous extracts; German version EN 15845:2010
Edition 2010-05

Fertilizers - Determination of boron in concentrations > 10 % using acidimetric titration; German version EN 17042:2018
Edition 2018-08