Surface active agents - Determination of N-(3-dimethylaminopropyl)-alkylamide content in alkylamidopropylbetaines - Gas chromatographic method; German version EN 14881:2005
Edition 2005-11

Surface active agents - Determination of primary, secondary and tertiary amino nitrogen - Potentiometric titration; German version EN 13717:2002
Edition 2003-03

Surface active agents - Alkoxylated derivatives - Determination of hydroxyl value; N-methyl imidazole method; German version EN 13926:2003
Edition 2003-06

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 ceramic raw materials and ceramic materials - Determination of pH value of suspensions of non-soluble powders
Edition 2003-02

Characterization of sludges - Laboratory chemical conditioning procedure; German version EN 14742:2015
Edition 2015-07

Surface active agents - Determination of hydroxyl value - p-Toluensulfonyl isocyanate (TSI) method and potentiometric titration with tetrabutylammonium hydroxide; German version EN 15168:2006
Edition 2007-02

Animal and vegetable fats and oils - Determination of sediment in crude fats and oils - Centrifuge method (ISO 15301:2001); German version EN ISO 15301:2001
Edition 2002-01

Animal and vegetable fats and oils - Detection and identification of a volatile organic contaminant by GC/MS (ISO 15303:2001); German version EN ISO 15303:2008
Edition 2009-02

Foodstuffs - Determination of trace elements - Determination of total arsenic by hydride generation atomic absorption spectrometry (HGAAS) after dry ashing; German version EN 14546:2005
Edition 2005-07