Expression of performance of fluorometric oxygen analyzers in liquid media (IEC 62703:2013); German version EN 62703:2013
Edition 2014-12

Water quality - Marine algal growth inhibition test with Skeletonema sp. and Phaeodactylum tricornutum (ISO 10253:2016); German version EN ISO 10253:2016
Edition 2018-08

Wood preservatives; determination of the protective effectiveness against marine borers; german version EN 275:1992
Edition 1992-11

Water quality - Detection and enumeration of Escherichia coli and coliform bacteria in surface and waste water - Part 3: Miniaturized method (most probable number) by inoculation in liquid medium (ISO 9308-3:1998); German version EN ISO 9308-3:1998
Edition 1999-07

Water quality - Detection and enumeration of intestinal enterococci in surface and waste water - Part 1: Miniaturized method (most probable number) by inoculation in liquid medium (ISO 7899-1:1998); German version EN ISO 7899-1:1998
Edition 1999-07

Water quality - Lead-210 - Test method using liquid scintillation counting (ISO 13163:2013); German version EN ISO 13163:2019
Edition 2020-09

Water quality - General requirements and performance test procedures for water monitoring equipment - Measuring devices; German version EN 17075:2018
Edition 2020-12

Hydrology; terms relating to quality of waters
Edition 1990-04

Water quality - Guidance on marine biological surveys of hard-substrate communities (ISO 19493:2007); German version EN ISO 19493:2007
Edition 2007-09

Expression of performance of electrochemical analyzers - Part 4: Dissolved oxygen in water measured by membrane-covered amperometric sensors (IEC 60746-4:2018); German version EN IEC 60746-4:2019
Edition 2019-10