Water quality - Guidance for the surveying of aquatic macrophytes in running waters; German version EN 14184:2014
Edition 2014-08

German standard methods for the examination of water, waste water and sludge - Biological-ecological analysis of water (group M) - Part 1: Determination of the saprobic index in running waters (M 1)
Edition 2004-10

Optics and photonics - Environmental test methods - Part 22: Combined cold, dry heat or temperature change with bump or random vibration (ISO 9022-22:2012)
Edition 2012-10

Automotive fuels and fat and oil derivates - Determination of steryl glycosides in fatty acid methyl esters (FAME) - Method by GC-MS with prior purification by SPE; German version EN 16934:2017
Edition 2017-10

Ethanol as a blending component for petrol - Determination of inorganic chloride - Potentiometric method; German version EN 15484:2007
Edition 2007-11

Ethanol as a blending component for petrol - Determination of water content - Karl Fischer coulometric titration method; German version EN 15489:2007
Edition 2007-11

Ethanol as a blending component for petrol - Determination of pHe; German version EN 15490:2007
Edition 2007-11

Petroleum products - Low levels of vanadium in liquid fuels - Determination by flameless atomic absorption spectrometry after ashing (ISO 8691:1994)
Edition 2010-09

Ethanol as a blending component for petrol - Determination of phosphorus, copper and sulfur content - Direct method by inductively coupled plasma optical emission spectrometry (ICP OES); German version EN 15837:2009
Edition 2010-04

Petroleum products and lubricants - Determination of acid number - Non-aqueous potentiometric titration method; German version EN 12634:1998
Edition 1999-02