Chemical analysis of refractories containing alumina, zirconia and silica - Refractories containing 5 % to 45 % of ZrO₂ (alternative to the X-ray fluorescence method) - Part 2: Wet chemical analysis (ISO 21079-2:2008); German version EN ISO 21079-2:2008
Edition 2008-08

Explosives for civil uses - Propellants and rocket propellants - Part 5: Determination of voids and fissures; German version EN 13938-5:2004
Edition 2004-11

Chemical disinfectants and antiseptics - Quantitative suspension test for the evaluation of bactericidal activity against Legionella of chemical disinfectants for aqueous systems - Test method and requirements (phase 2, step 1); German version EN 13623:2020
Edition 2020-12

Nuclear energy - Determination of total hydrogen content in PuO₂ and UO₂ powders and UO₂, (U,Gd)O₂ and (U,Pu)O₂ sintered pellets - Inert gas extraction and conductivity detection method (ISO 15651:2015); German version EN ISO 15651:2017
Edition 2017-12

Aerospace series - Installation and removal requirements for Ring locked fitting and reducer, 24° Cone up to 35 000 kPa (5 080 psi) - Inch Series; German and English version EN 4835:2018
Edition 2018-10

Viscosimetry - Measurement of viscosities and flow curves by means of rotation viscosimeters - Part 2: Viscosimeter calibration and determination of the uncertainty of measurement
Edition 2001-02

Chemical disinfectants and antiseptics - Quantitative test method for the evaluation of bactericidal and yeasticidal and/or fungicidal and/or tuberculocidal and/or mycobactericidal activity on non-porous surfaces with mechanical action employing wipes or mops in the medical area (4-field test) - Test method and requirements (phase 2, step 2); German and English version prEN 16615:2022
Edition 2022-12

Chemical disinfectants and antiseptics - Quantitative non-porous surface test for the evaluation of virucidal activity of chemical disinfectants and antiseptics used in the veterinary area - Test method and requirements - Phase 2, step 2; German version EN 17122:2019
Edition 2020-02

Classification of dense shaped refractory products - Part 2: Basic products containing less than 7 % residual carbon (ISO 10081-2:2003); German version EN ISO 10081-2:2005
Edition 2005-05

Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 2: Determination of volatile components, total carbon, free carbon, silicon carbide, total and free silicon, free and surface silica (ISO/DIS 21068-2:2023); German and English version prEN ISO 21068-2:2023
Edition 2023-07