District heating pipes - Design and installation of thermal insulated bonded single and twin pipe systems for directly buried hot water networks - Part 1: Design; German version EN 13941-1:2019+A1:2021
Edition 2022-06

Natural stone - Denomination criteria; German version EN 12440:2017
Edition 2018-01

Water quality - Guidelines for the selection of sampling methods and devices for benthic macroinvertebrates in fresh waters (ISO 10870:2012); German version EN ISO 10870:2012
Edition 2012-10

Water quality - Sampling - Part 15: Guidance on the preservation and handling of sludge and sediment samples (ISO 5667-15:2009); German Version EN ISO 5667-15:2009
Edition 2010-01

Execution of special geotechnical works - Vertical drainage; German version EN 15237:2007
Edition 2007-06

Soil quality - Avoidance test for determining the quality of soils and effects of chemicals on behaviour - Part 2: Test with collembolans (Folsomia candida) (ISO 17512-2:2011); German version EN ISO 17512-2:2020
Edition 2020-09

Unbound and hydraulically bound mixtures - Part 2: Test methods for laboratory reference density and water content - Proctor compaction; German version EN 13286-2:2010 + AC:2012
Edition 2013-02

Soil quality - Determination of the effects of pollutants on soil flora - Part 2: Effects of contaminated soil on the emergence and early growth of higher plants (ISO 11269-2:2012); German version EN ISO 11269-2:2013
Edition 2013-05

Vitreous and porcelain enamels - Terminology - Part 1: Terms and definitions (ISO 19496-1:2017); German version EN ISO 19496-1:2017
Edition 2017-08

Soil, sludge, treated biowaste and waste - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC); German version EN 17503:2022
Edition 2022-08