Fitness centres - Requirements for centre amenities and operation - Operational and managerial requirements; German version EN 17229:2019
Edition 2019-10

Telecontrol equipment and systems - Part 6: Telecontrol protocols compatible with ISO standards and ITU-T recommendations; section 601: Functional profile for providing the connection-oriented transport service in end system connected via permanent acces to a packet switched data network (IEC 60870-6-601:1994); German version EN 60870-6-601:1995
Edition 1995-09

Water quality - Guidance standard on assessing the hydromorphological features of transitional and coastal waters; German version EN 16503:2014
Edition 2014-11

Water quality - Guidance on the use of in vivo absorption techniques for the estimation of chlorophyll-a concentration in marine and fresh water samples; German version EN 16161:2012
Edition 2012-09

Water quality - Guidance on field and laboratory procedures for quantitative analysis and identification of macroinvertebrates from inland surface waters; German version EN 17136:2019
Edition 2019-12

Water quality - Kinetic determination of the inhibitory effects of sediment, other solids and coloured samples on the light emission of Vibrio fischeri (kinetic luminescent bacteria test) (ISO 21338:2010)
Edition 2022-10

Water quality - Guidance on methods for sampling invertebrates in the hyporheic zone of rivers; German version EN 16772:2016
Edition 2016-11

Water quality - Guidance for the routine sampling and preparation of benthic diatoms from rivers and lakes; German version EN 13946:2014
Edition 2014-07

Water quality - Guidance standard on interlaboratory comparison studies for ecological assessment; German version EN 16101:2012
Edition 2012-12

Water conditioning equipment inside buildings - Nitrate removal devices - Requirements for performance, safety and testing; German version EN 15219:2006+A1:2007
Edition 2008-02