Elliptical manhole covers (ISO-type E) for pressures up to 3 bar - Part 1: Assembly, installation
Edition 2001-04

Testing of optical systems - Part 1: Deviations from symmetry
Edition 2007-07

Analysis of honey - Determination of water content - Part 1: Analogue refractometric method
Edition 2018-09

Testing of mineral oils - Part 1: Measurement of the relative refractive index with the precision refractometer
Edition 2010-02

Radiotherapy treatment planning systems - Part 1: Initial operation
Edition 2021-05

Measurement of fiber optic elements - Part 1: Determination of attenuation of optical fibres; Text in German and English
Edition 2015-09

Reamers - Part 1: Technical specifications for reamers with shank
Edition 2013-11

Fire barrieres - Spring hinge and supporting hinge - Part 1: Requirements and test methods
Edition 2024-04

X-ray spectrometry - X-ray emission- and X-ray fluorescence analysis (XRF) - Part 1: General vocabulary; Text in German and English
Edition 2024-08

Pigments - Comparison of the colour of pigments in mass-tone systems - Part 1: Coloured pigments
Edition 2020-11