Pigments and extenders - Methods of dispersion and assessment of dispersibility in plastics - Part 2: Determination of colouristic properties and ease of dispersion in plasticized polyvinyl chloride by two-roll milling (ISO 23900-2:2015); German version EN ISO 23900-2:2018
Edition 2018-04

Pigments and extenders - Methods of dispersion and assessment of dispersability in plastics - Part 6: Determination by film test (ISO 23900-6:2015); German version EN ISO 23900-6:2018
Edition 2018-11

Petroleum and related products - Determination of air-release properties of steam turbine and other oils - Impinger method (ISO 9120:1997 + Amd.1:2019)
Edition 2023-10

Plastics piping systems for the supply of gaseous fuels - Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing - Part 5: Fitness for purpose of the system (ISO 16486-5:2021); German version EN ISO 16486-5:2021
Edition 2021-09

Wardrobes for domestic use - Fitness for purpose requirements - Testing
Edition 2009-05

Multilayer piping systems for hot and cold water installations inside buildings - Part 5: Fitness for purpose of the system (ISO 21003-5:2008); German version EN ISO 21003-5:2008
Edition 2008-11

Characterization of sludges - Physical consistency - Part 1: Determination of flowability - Method by extrusion tube apparatus; German version EN 16720-1:2016
Edition 2016-09

Strength grading of wood - Part 4: Certificate of suitability for devices supporting visual grading of sawn timber
Edition 2008-12

Coating powders - Part 5: Determination of flow properties of a powder/air mixture (ISO 8130-5:2021); German version EN ISO 8130-5:2021
Edition 2021-10

Job related proficiency assessment
Edition 2016-07