Water quality - Spectrophotometric determination of chlorophyll-a content by ethanol extraction for the routine monitoring of water quality; German and English version prEN 17899:2022
Edition 2022-10

Products used for treatment of water intended for human consumption - Natural zeolite; German version EN 16070:2014
Edition 2014-06

Characterization of sludges - Laboratory chemical conditioning procedure; German version EN 14742:2015
Edition 2015-07

Chemicals used for treatment of water intended for human consumption - Sodium permanganate; German version EN 15482:2012
Edition 2013-01

Products used for treatment of water intended for human consumption - Manganese greensand; German version EN 12911:2013
Edition 2013-07

Chemicals used for treatment of water intended for human consumption - Silver salts for intermittent use; German version EN 15030:2012+A1:2015
Edition 2015-05

Hydraulically bound mixtures - Specifications - Part 15: Hydraulically stabilized soils; German version EN 14227-15:2015
Edition 2016-02

Hydraulically bound mixtures - Specifications - Part 5: Hydraulic road binder bound granular mixtures; German version EN 14227-5:2013
Edition 2013-08

Bituminous mixtures - Test methods - Part 6: Determination of bulk density of bituminous specimens; German version EN 12697-6:2020
Edition 2024-01

Animal and vegetable fats and oils - Determination of fatty-acid-bound chloropropanediols (MCPDs) and glycidol by GC/MS - Part 3: Method using acid transesterification and measurement for 2-MCPD, 3-MCPD and glycidol (ISO/FDIS 18363-3:2024); German and English version prEN ISO 18363-3:2024
Edition 2024-05