Concepts, abbreviations and symbols in geodesy - Part 4: Adjustment of observations and statistics
Edition 2010-09

Quality management in medical microbiology - Part 4: Requirements for investigations using light microscopes
Edition 1997-06

Agricultural and forestry machinery - Environmental requirements for sprayers - Part 4: Fixed and semi-mobile sprayers (ISO 16119-4:2014); German version EN ISO 16119-4:2014
Edition 2015-04

Railway applications - Driver's cab - Part 4: Layout and access; German version EN 16186-4:2019
Edition 2019-09

Pressure regulators, automatic change-over devices, having a maximum regulated pressure of 4 bar, with a maximum capacity of 150kg/h, associated safety devices and adaptors for butane, propane, and their mixtures; German version EN 16129:2013
Edition 2013-08

Ellipsometry - Part 4: Semi-transparent single layer model; Text in German and English
Edition 2022-09

Pressure regulators, automatic change-over devices, having a maximum regulated pressure of 4 bar, with a maximum capacity of 150 kg/h, associated safety devices and adaptors for butane, propane, and their mixtures; German and English version prEN 16129:2025
Edition 2025-05

Agricultural and forestry machines - Inspection of sprayers in use - Part 4: Fixed and semi-mobile sprayers (ISO 16122-4:2015); German version EN ISO 16122-4:2015
Edition 2018-09

Copper and copper alloys - Determination of tin content - Part 4: Medium tin content - Flame atomic absorption spectrometric method (FAAS); German version EN 15022-4:2011
Edition 2012-01

Agricultural and forestry machinery - Inspection of sprayers in use - Part 4: Fixed and semi-mobile sprayers (ISO/DIS 16122-4:2022); German and English version prEN ISO 16122-4:2022
Edition 2023-03