Animal feeding stuffs - Determination of amino acids content (ISO 13903:2005); German version EN ISO 13903:2005
Edition 2005-09

Water quality - Determination of soluble silicates by flow analysis (FIA and CFA) and photometric detection (ISO 16264:2002); German version EN ISO 16264:2004
Edition 2004-05

Characterization of sludges - Determination of trace elements and phosphorus - Aqua regia extraction methods; German version EN 13346:2000
Edition 2001-04

Animal feeding stuffs: Methods of sampling and analysis - Determination of inorganic arsenic in animal feed by anion-exchange HPLC-ICP-MS; German version EN 17374:2020
Edition 2020-09

Foodstuffs - Determination of elements and their chemical species - Determination of inorganic arsenic in foodstuffs of marine and plant origin by anion-exchange HPLC-ICP-MS; German version EN 16802:2016
Edition 2016-07

Safety of toys - Part 3: Migration of certain elements; German version EN 71-3:2019+A1:2021
Edition 2021-06

Photocatalytic activity of surfaces - Determination of photocatalytic activity of surfaces in an aqueous medium by degradation of methylene blue
Edition 2021-10

Water quality - Estimation of measurement uncertainty based on validation and quality control data (ISO 11352:2012)
Edition 2013-03

Laboratory medicine - Requirements for the competence of calibration laboratories using reference measurement procedures (ISO 15195:2018); German version EN ISO 15195:2019
Edition 2019-07

Natural gas - Guidelines to traceability in analysis (ISO 14111:1997); German version EN ISO 14111:1999
Edition 2000-06