Fertilizers - Determination of chelating agents in fertilizers by chromatography - Part 2: Determination of Fe chelated by [o,o] EDDHA, [o,o] EDDHMA and HBED, or the amount of chelating agents, by ion pair chromatography; German version EN 13368-2:2017
Edition 2018-03

Methods of soil investigations for agricultural engineering - Chemical laboratory tests - Part 6: Determination of iron soluble in oxalate solution
Edition 1997-12

Chemical analysis of refractory material glass and glazes - Determination of Fe²⁺ and Fe³⁺ by the spectral photometric method with 1,10-phenanthroline (ISO 14719:2011); German version EN ISO 14719:2011
Edition 2012-03

Non-soldering compression fittings with cutting ring - Double ended stud ends with parallel thread for stud ends type A
Edition 2018-03

Determination of substances characteristic of green and black tea - Part 2: Content of catechins in green tea - Method using high-performance liquid chromatography (ISO 14502-2:2005 + Corrigendum 1:2006)
Edition 2007-12

Determination of boron(III) oxide in refractory products - Part 2: Acid extraction method for the determination of boron(III) oxide in binder components (ISO 21078-2:2006); German version EN ISO 21078-2:2007
Edition 2007-12

Road restraint systems - Validation and verification process for the use of virtual testing in crash testing against vehicle restraint system; German version EN 16303:2020
Edition 2020-10

Determination of boron (III) oxide in refractory products - Part 1: Determination of total boron (III) oxide in oxidic materials for ceramics, glass and glazes (ISO 21078-1:2008); German version EN ISO 21078-1:2008
Edition 2008-04

Organo-mineral fertilizers - Determination of the fraction of complexed micronutrients; German version CEN/TS 17788:2022
Edition 2022-07