Chemical disinfectants and antiseptics - Quantitative suspension test for the evaluation of bactericidal activity in the medical area - Test method and requirements (phase 2, step 1); German version EN 13727:2012+A2:2015
Edition 2015-12

Optics and photonics - Microlens arrays - Part 2: Test methods for wavefront aberrations (ISO 14880-2:2006); German version EN ISO 14880-2:2006
Edition 2007-03

Ambient air - Standard method for measurement of NO₃⁻, SO₄²⁻, Cl⁻, NH₄⁺, Na⁺, K⁺, Mg²⁺, Ca²⁺ in PM2,5 as deposited on filters; German version EN 16913:2017
Edition 2017-09

Natural gas - Calculation of compression factor - Part 2: Calculation using molar-composition analysis (ISO 12213-2:2006); German version EN ISO 12213-2:2009
Edition 2010-01

Industrial thermoprocessing equipment - Part 2: Safety requirements for combustion and fuel handling systems; German version EN 746-2:2010
Edition 2011-02

Railway applications - Ballastless track systems - Part 2: System design, subsystems and components; German version EN 16432-2:2017
Edition 2017-10

Uncertainty in acoustics and vibration - Part 2: Uncertainty of vibration quantities
Edition 2024-02

Fixed resistors for use in electronic equipment - Part 2: Sectional specification: Leaded fixed low power film resistors (IEC 40/2690/CD:2019); Text in German and English
Edition 2020-03

Calibration of wavelength/optical frequency measurement instruments - Part 2: Michelson interferometer single wavelength meters (IEC 62129-2:2011); German version EN 62129-2:2011
Edition 2012-03

Natural gas - Calculation of thermodynamic properties - Part 2: Single-phase properties (gas, liquid, and dense fluid) for extended ranges of application (ISO 20765-2:2015); German version EN ISO 20765-2:2018
Edition 2018-12