Haemostaseology - Reference method for the ristocetin-cofactor activity of the VWF; Text in German and English
Edition 2022-05

German standard methods for the examination of water, waste water and sludge - Sub-animal testing (group T) - Part 4: Determination of the genotoxic potential using the Salmonella microsome test (Ames Test) (T 4)
Edition 1999-12

Haemostaseology - Determination of the antithrombin activity - Part 1: Reference measurement procedure using a synthetic peptide substrate; Text in German and English
Edition 2021-11

Haemostaseology - Reference method for the determination of the collagen binding acitvity of the VWF; Text in German and English
Edition 2022-05

German standard methods for the examination of water, waste water and sludge - Sub-animal testing (group T) - Part 3: Determination of the genotype potential of water and waste water components with the umu-test (T 3)
Edition 1996-12

Animal feeding stuffs - Methods of sampling and analysis - Detection of tylosin, spiramycin and virginiamycin - Thin Layer Chromatography and bioautography; German version EN 16939:2017
Edition 2017-10

Water quality - Evaluation of genotoxicity by measurement of the induction of micronuclei - Part 2: Mixed population method using the cell line V79 (ISO 21427-2:2006); German version EN ISO 21427-2:2009
Edition 2009-08

Optics and optical instruments - Field procedures for testing geodetic and surveying instruments - Part 1: Theory (ISO 17123-1:2014)
Edition 2017-09

Concepts, abbreviations and symbols in geodesy - Part 4: Adjustment of observations and statistics
Edition 2010-09

Water quality - Determination of the genotoxicity of water and waste water - Salmonella/microsome fluctuation test (Ames fluctuation test) (ISO 11350:2012); German version EN ISO 11350:2025
Edition 2026-01