Particle characterization - Micropore analysis by gas adsorption - Part 3: Determination of the micropore volume according to Dubini and Radushkevich
Edition 2001-06

Testing of plastics, rubber and elastomers - Determination of the chlorine content (Wickbold-Combustion)
Edition 2023-10

Surface active agents - Determination of quaternary ammonium surface active agents in raw materials and formulated products - Potentiometric two-phase titration method; German version EN 14668:2005
Edition 2005-09

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

Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method; German version EN 14480:2004
Edition 2004-11

Surface active agents - Fatty alkyl dimethyl amine oxides - Determination of the amine oxide content; German version EN 1791:1997
Edition 1997-03

Foodstuffs - Determination of vitamin A by high performance liquid chromatography - Part 1: Measurement of all-E-retinol and 13-Z-retinol; German version EN 12823-1:2014
Edition 2014-08

Tobacco and tobacco products - Determination of nicotine purity - Gravimetric method using tungstosilicic acid (ISO 13276:2020)
Edition 2021-01

Fertilizers - Determination of complexing agents in fertilizers - Identification of heptagluconic acid by chromatography; German version EN 16847:2016
Edition 2016-05

Devices for in-situ generation of biocides - Ozone; German version EN 17971:2024
Edition 2024-09