Filament-wound FRP pressure vessels - Materials, design, manufacturing and testing; German version EN 13923:2005
Edition 2006-02

LPG equipment and accessories - Pressure relief valves for LPG pressure vessels - Ancillary equipment; German and English version prEN 14071:2021
Edition 2021-03

Carbonaceous materials - Terms
Edition 1998-04

Electric ironing machines for domestic use; requirement
Edition 1970-08

Fundamental deviations and tolerance zones for wood working and wood processing
Edition 2012-02

Plant biostimulants - Determination of the pH for liquid microbial plant biostimulants/pH in microbial products - Determination of pH; German and English version prEN 17721:2023
Edition 2023-05

Measurement and assessment of low-frequency noise immissions
Edition 2020-06

Oil firing installations - Technical regulation for oil firing installation (TRÖ) - Testing
Edition 2004-11

Solid recovered fuels - Collection of representative analytical samples from heterogeneous materials of low bulk density using the pressing-drill method
Edition 2016-08

Water quality - Guidance standard for the routine sampling and preparation of benthic diatoms from rivers and lakes; German and English version prEN 13946:2024
Edition 2024-09