German Standard Methods for Examination of Water, Waste Water and Sludge; Summary Action and Material Characteristic Parameters (Group H); Determination of the Chemical Oxygen Demand (COD) in the Range over 15 mg/l (H41)
Edition 1980-12

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

Railway applications - Ground based services - Coach hygiene requirements; German version EN 17863:2023
Edition 2024-02

Natural gas vehicles - LNG vehicle fuelling procedures; German and English version prEN 17963:2023
Edition 2023-05

German standard methods for the examination of water, waste water and sludge; sludge and sediments (group S); determination of the chemical oxygen demand (COD) (S 9)
Edition 1986-09

German standard methods for the examination of water, waste water and sludge - Sludge and sediments (group S) - Part 19: Determination of the steam-volatile organic acids (S 19)
Edition 1999-12

Animal feeding stuffs - Enzymatic determination of total starch content (ISO 15914:2004); German version EN 15914:2005
Edition 2005-06

Wheat - Determination of the sedimentation index - Zeleny test (ISO 5529:2007); German version EN ISO 5529:2010
Edition 2010-08

Analysis of tobacco and tobacco products - Determination of glucose, fructose and sucrose contents - Method using high performance liquid chromatography
Edition 2001-01

German standard methods for the examination of water, waste water and sludge; cations (group E); determination of manganese (E 2)
Edition 1983-05