Fluid power systems - O-rings - Part 1: Inside diameters, cross-sections, tolerances and designation codes (ISO 3601-1:2012 + Cor. 1:2012 + Amd.1:2019); Text in German and English
Edition 2022-08

Flanges for waveguides - Part 2: Relevant specifications for flanges for ordinary rectangular waveguides (IEC 60154-2:2016); German version EN 60154-2:2016
Edition 2017-08

Polypropylene (PP) pipes - PP-H, PP-B, PP-R, PP-RCT - Dimensions
Edition 2008-09

Fine ceramics (advanced ceramics, advanced technical ceramics) - Methods for chemical analysis of zirconium oxide powders (ISO 23739:2021); German version EN ISO 23739:2023
Edition 2023-12

Water quality - Guidance on the use of in vivo absorption techniques for the estimation of chlorophyll-a concentration in marine and fresh water samples; German version EN 16161:2012
Edition 2012-09

Metallic materials - Tensile testing - Part 2: Method of test at elevated temperature (ISO 6892-2:2018); German version EN ISO 6892-2:2018
Edition 2018-09

Water quality - Determination of the dissolved fraction of selected active pharmaceutical ingredients, transformation products and other organic substances in water and treated waste water - Method using high performance liquid chromatography and mass spectrometric detection (HPLC-MS/MS or -HRMS) after direct injection (ISO 21676:2018); German version EN ISO 21676:2021
Edition 2022-01

Characterization of waste - Leaching behaviour test - Influence of pH on leaching with initial acid/base addition; German version EN 14429:2015
Edition 2015-05

Optical radiation physics and illuminating engineering - Part 10: Photobiologically effective radiation, quantities, symbols and action spectra
Edition 2018-03

Involute splines based on reference diameters - Part 15: Inspection
Edition 2006-03