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 - Determination of phosphorus - Ammonium molybdate spectrometric method (ISO 6878:2004); German version EN ISO 6878:2004
Edition 2004-09

Geotechnical investigation and testing - Geohydraulic testing - Part 3: Water pressure tests in rock (ISO 22282-3:2012); German version EN ISO 22282-3:2012
Edition 2012-09

German standard methods for the examination of water, waste water and sludge - Sub-animal testing (group T) - Part 4: Determination of the genotoxic potential using the Salmonella microsome test (Ames Test) (T 4)
Edition 1999-12

German standard methods for the examination of water, waste water and sludge - Cations (group E) - Part 33: Determination of manganese by atomic absorption spectrometry (E 33)
Edition 2000-06

German standard methods for the examination of water, waste water and sludge - Anions (group D) - Part 35: Determination of arsenic - Method by graphite furnace atomic absorption spectrometry (GF-AAS) (D 35)
Edition 2004-09

Water quality - Determination of epichlorohydrin; German version EN 14207:2003
Edition 2003-09

German standard methods for the examination of water, waste water and sludge - Jointly determinable substances (group F) - Part 16: Determination of aniline derivates by gas chromatography (F 16)
Edition 1999-06

Water quality - Determination of parathion, parathion-methyl and some other organophosphorus compounds in water by dichloromethane extraction and gas chromatographic analysis; German version EN 12918:1999
Edition 1999-11