Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents (ISO/DIS 21068-3:2023); German and English version prEN ISO 21068-3:2023
Edition 2023-07

Acoustics - Recommended practice for the design of low-noise workplaces containing machinery - Part 3: Sound propagation and noise prediction in workrooms (ISO/TR 11690-3:1997); German version EN ISO 11690-3:1998
Edition 1999-01

Turbines and turbine sets - Measurement of emitted airborne noise - Engineering/survey method (ISO 10494:2018)
Edition 2021-07

Animal feeding stuffs: Methods of sampling and analysis - Screening and determination of authorized coccidiostats at additive and 1 % and 3 % cross-contamination level, and of non-registered coccidiostats and of one antibiotic at sub-additive levels, in compound feed with High Performance Liquid Chromatography - Tandem Mass Spectrometry detection (LC-MS/MS); German version EN 17299:2019
Edition 2019-12

Tools for pressing - Punch holder shanks - Part 3: Type D (ISO 10242-3:2008)
Edition 2010-11

Particle size analysis - Micropore analysis by gas adsorption - Part 4: Determination of pore distribution according to Horvath-Kawazoe and Saito-Foley
Edition 2004-09

Microbiology of the food chain - Method validation - Part 5: Protocol for factorial interlaboratory validation for non-proprietary methods (ISO 16140-5:2020); German version EN ISO 16140-5:2020
Edition 2020-12

Gears - FZG test procedures - Part 3: FZG test method A/2,8/50 for relative scuffing load-carrying capacity and wear characteristics of semifluid gear greases (ISO 14635-3:2005)
Edition 2011-08

Testing of ceramic raw and basic materials - Chemical analysis of boron carbide, boron nitride, metal borides and elemental boron - Part 2: Determination of total boron, soluble boron compounds, HNO₃-soluble boron in B₄C, H₂O₂ soluble and insoluble fractions in amorphous boron and HF/HNO₃ insoluble fractions in titanium boride
Edition 2016-12

German standard methods for the examination of water, waste water and sludge; parameters characterizing effects and substances (group H); determination of the chemical oxygen demand (COD), ranging from 5 to 50 mg/l (H 44)
Edition 1992-05