Tea - Determination of theaflavins in black tea - Method using high performance liquid chromatography (ISO 18447:2021)
Edition 2023-01

Fertilizers - Determination of chelating agents - Determination of iron chelated by o,p- EDDHA by reversed phase HPLC; German version EN 15452:2008
Edition 2008-11

Infant formula and adult nutritionals - Determination of total iodine - Inductively coupled plasma mass spectrometry (ICP-MS) (ISO 20647:2015); German version EN ISO 20647:2020
Edition 2020-08

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

Separator systems for light liquids (e. g. oil and petrol) - Part 1: Principles of product design, performance and testing, marking and quality control; German version EN 858-1:2002 + A1:2004
Edition 2005-02

Soil, sludge, treated biowaste and waste - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC); German version EN 17503:2022
Edition 2022-08

Tobacco and tobacco products - Determination of water content - Gas-chromatographic method (ISO 16632:2021)
Edition 2022-07

Piping for pigging systems - Part 1: Pipes and elbows
Edition 2009-02

Testing of lubricants - Determination of 1,2-ethanediol content of motor oils - Part 2: Gas chromatography
Edition 2001-06

Animal feeding stuffs - Determination of Deoxynivalenol in animal feed - High performance liquid chromatographic method with UV detection and immunoaffinity column clean-up; German version EN 15791:2009
Edition 2009-12