Microbiological analysis of milk; determination of Escherichia coli; fluorescence optical method with parallel determination of coliforms
Edition 1992-10

Stationary source emissions - Determination of the mass concentration of dinitrogen monoxide (N₂O) - Reference method: Non-dispersive infrared method (ISO 21258:2010); German version EN ISO 21258:2010
Edition 2010-11

Copper and copper alloys - Determination of main constituents and impurities by wavelength dispersive X-ray fluorescence spectrometry (XRF) - Part 1: Guidelines to the routine method; German version EN 15063-1:2014
Edition 2015-03

Textiles - Yarn from packages - Determination of linear density (mass per unit length) by the skein method (ISO 2060:1994); German version EN ISO 2060:1995
Edition 1995-04

Electroacoustics - Methods to determine corrections to obtain the free-field response of a sound level meter (IEC 62585:2012); German version EN 62585:2012
Edition 2013-03

Ventilation for buildings - Test procedures and measurement methods to hand over air conditioning and ventilation systems and air conditioning systems for non-residential buildings; German and English version prEN 12599:2024
Edition 2024-08

German standard methods for the examination of water, waste water and sludge - Parameters characterizing effects and substances (group H) - Part 23: Determination of bismut active substances (H 23)
Edition 2010-12

Measurement of fluid flow in closed conduits - Vocabulary and symbols (ISO 4006:1991); German version EN 24006:1993
Edition 2024-02

Metallic materials - Hardness testing with portable measuring devices operating with mechanical penetration depth - Part 1: Test method
Edition 2020-11

Textiles - Quantitative chemical analysis - Part 25: Mixtures of polyester with certain other fibres (method using trichloroacetic acid and chloroform) (ISO 1833-25:2020); German version EN ISO 1833-25:2020
Edition 2020-11