Colouring materials in plastics - Determination of colour stability to heat during processing of colouring materials in plastics - Part 3: Determination by oven test; German version EN 12877-3:1999
Edition 2000-01

Methods of measurement for equipment used in terrestrial radio-relay systems; measurements for sub-systems; stand-by channel switching equipment; identical with IEC 60487-2-2, edition 1981
Edition 1987-03

Quality management systems - Requirements (ISO 9001:2015); German and English version EN ISO 9001:2015
Edition 2015-11

Quality Management Systems - Requirements for Aviation, Space and Defence Distributors; German and English version EN 9120:2018
Edition 2018-08

Acoustics - Determination of aircraft noise exposure at airfields - Part 2: Determination of acoustic and flight operation parameters; Text in German and English
Edition 2015-12

Measurement of liquid flow in closed conduits - Method by collection of the liquid in a volumetric tank (ISO 8316:1987); German version EN ISO 8316:1995
Edition 1995-11

Gas analysis - Preparation of calibration gas mixtures - Static volumetric method (ISO 6144:2003); German version EN ISO 6144:2006
Edition 2006-11

Centrifugal, mixed flow and axial pumps - Code for hydraulic performance tests - Precision class (ISO 5198:1987); German version EN ISO 5198:1998
Edition 1999-12

Linear calibration using reference materials (ISO 11095:1996); Text German and English
Edition 2008-04

Road service area maintenance equipment - Part 1: Terminology; Trilingual version EN 15436-1:2008
Edition 2008-12