Mechanical properties of fasteners; nonferrous metal bolts, screws, studs and nuts (ISO 8839:1986); german version EN 28839:1991
Edition 1991-12

German standard methods for the examination of water, waste water and sludge - Anions (group D) - Part 29: Spectrometric determination of nitrate with sulfosalicylic acid (D 29); ISO 7890-3:1988, modified
Edition 1994-11

German standard methods for the examination of water, waste water and sludge; bio-assays (group L); determining the tolerance of Daphnia to the toxicity of waste water by way of a dilution series (L 30)
Edition 1989-03

Automotive fuels - Determination of hydrocarbon group types and select hydrocarbon and oxygenate compounds - Gas chromatography with vacuum ultraviolet absorption spectroscopy (GC-VUV) method; German version EN 18015:2024
Edition 2024-09

Fasteners - Mechanical properties of corrosion-resistant stainless steel fasteners - Part 6: General rules for the selection of stainless steels and nickel alloys for fasteners (ISO 3506-6:2020); German version EN ISO 3506-6:2022
Edition 2022-09

Mechanical properties of corrosion-resistant stainless steel fasteners - Part 4: Tapping screws (ISO 3506-4:2009); German version EN ISO 3506-4:2009
Edition 2010-04

Hexagon socket set screws with flat point (ISO 4026:2003); German version EN ISO 4026:2003
Edition 2004-05

Chemical disinfectants and antiseptics - Methods of airborne room disinfection by automated process - Determination of bactericidal, mycobactericidal, sporicidal, fungicidal, yeasticidal, virucidal and phagocidal activities; German version EN 17272:2020
Edition 2020-06

Fluid power systems - O-rings - Part 4: Anti-extrusion rings (back-up rings) (ISO 3601-4:2008)
Edition 2010-08

Characterisation of sludges - Settling properties - Part 3: Determination of zone settling velocity (ZSV); German version EN 14702-3:2019
Edition 2020-04