Algae and algae products - Methods of sampling and analysis - Determination of total lipids content using the Ryckebosch-Foubert method; German version EN 17908:2023
Edition 2024-02

Soil quality - Determination of the specific electrical conductivity (ISO 11265:1994 + ISO 11265:1994/Corr.1:1996)
Edition 1997-06

Animal feeding stuffs - Determination of Hydrocyanic acid by HPLC; German version EN 16160:2012
Edition 2012-05

Animal feeding stuffs - Methods of sampling and analysis - Detection of tylosin, spiramycin and virginiamycin - Thin Layer Chromatography and bioautography; German version EN 16939:2017
Edition 2017-10

Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method; German version EN 16168:2012
Edition 2012-11

Soil quality - Determination of unsaturated hydraulic conductivity and water-retention characteristic - Wind's evaporation method (ISO 11275:2004); German version EN ISO 11275:2014
Edition 2014-07

Soil improvers and growing media - Determination of the aerobic biological activity - Part 1: Oxygen uptake rate (OUR); German version EN 16087-1:2020
Edition 2020-04

Animal feeding stuffs - Methods of sampling and analysis - Screening on the antibiotics tylosin, virginiamycin, spiramycin, bacitracin-zinc and avoparcin at sub-additive levels in compound feed by a microbiological plate test; German version EN 16936:2017
Edition 2017-08

Animal feeding stuffs: Methods of sampling and analysis - Identification of tylosin, spiramycin, virginiamycin, carbadox and olaquindox at sub-additive levels in compound feed - Confirmatory analysis by LC-MS; German version EN 17049:2018
Edition 2018-05

Algae and algae products or intermediates - Methods of sampling and analysis - Determination of chlorophyll a content; German and English version prEN 18034:2023
Edition 2023-12