German standard methods for the examination of water, waste water and sludge; test methods using water organisms (group L); determination of oxygen production and oxygen consumption in an aquatic environment (SPG and SVG) by means of the light and dark bottle method (L 13) (determination of biogenic aeration rate)
Edition 1983-09

Biotechnology - Equipment - Guidance on testing procedures for sterilizability; German version EN 12297:1998
Edition 1998-05

Water quality - Sampling of fish with electricity; German version EN 14011:2003
Edition 2003-07

Water quality - Guidance on the scope and selection of fish sampling methods; German version EN 14962:2006
Edition 2006-07

Sensory analysis - Methodology - "A"-"not A" test (ISO 8588:2017)
Edition 2025-07

Soil quality - Determination of the soil erosion risk caused by wind
Edition 2013-02

Foodstuffs - Determination of trace elements - Part 2: Determination of total mercury in foodstuffs by atomic fluorescence spectrometry (AFS) - cold vapour technique after pressure digestion; German version EN 13806-2:2025
Edition 2025-06

Water quality - Guidance standard for the sampling of zooplankton from standing waters; German version EN 15110:2006
Edition 2006-08

Ergonomics of human-system interaction - Part 303: Requirements for electronic visual displays (ISO 9241-303:2011); German version EN ISO 9241-303:2011
Edition 2012-03

Water quality - Biological classification of rivers - Part 1: Guidance on the interpretation of biological quality data from surveys of benthic macroinvertebrates (ISO 8689-1:2000); German version EN ISO 8689-1:2000
Edition 2000-08