Hearing protectors - Guidance on selection of individual fit testing methods; German version EN 17479:2021
Edition 2022-01

Advanced technical ceramics - Methods of test for ceramic powders - Part 1: Determination of impurities in alumina; German version EN 725-1:2007
Edition 2008-06

Coffee and coffee products - Determination of the caffeine content using high performance liquid chromatography (HPLC) - Reference method (ISO 20481:2008)
Edition 2011-01

Fertilizers - Determination of N-(n-Butyl)thiophosphoric acid triamide (NBPT) and N-(n-Propyl)thiophosphoric acid triamide (NPPT) - Method using high-performance liquid chromatography (HPLC); German version EN 16651:2015
Edition 2015-07

Chemical analysis of ferrous materials; determination of nitrogen (trace amounts) in steels; spectrophotometric method; German version EN 10179:1989
Edition 1990-04

Chemical analysis of ferrous materials; determination of chromium in steels and iron; flame atomic absorption spectrometric method; German version EN 10188:1989
Edition 1990-04

Testing of mineral products - Determination of grade of purity by gaschromatography - Part 2: Cetane and 1-Methyl-naphthaline
Edition 2004-09

Resilient floor coverings - Agglomerated cork underlays - Specification; German version EN 12103:1999
Edition 1999-05

Electrodeposited coatings - Electroplated coatings of aluminium and aluminium alloys with supplementary treatment - Requirements and test methods; German version EN 15646:2009
Edition 2009-07

Copper and copper alloys - Determination of silver content - Flame atomic absorption spectrometric method (FAAS); German version EN 15915:2010
Edition 2010-12