Splined joints, calculation of load capacity - Part 1: General basis
Edition 2000-10

Footwear - Critical substances potentially present in footwear and footwear components - Determination of certain organic solvents (ISO/DIS 20686:2023); German and English version prEN ISO 20686:2023
Edition 2023-10

German standard methods for the examination of water, waste water and sludge - Anions (group D) - Part 52: Photometric determination of dissolved chromium(VI) in water (D 52)
Edition 2020-11

Characterization of sludges - Determination of dry residue and water content; German version EN 12880:2000
Edition 2001-02

German standard methods for the examination of water, waste water and sludge; anions (group D); determination of dissolved silicate by spectrometry (D 21)
Edition 1990-10

German standard methods for the examination of water, waste water and sludge; cations (group E); determination of sodium by atomic absorption spectrometry (ASS) using an air-acetylene flame (E 14)
Edition 1992-07

Water quality - Determination of suspended solids - Method by filtration through glass fibre filters; German version EN 872:2005
Edition 2005-04

Private security services - Part 1: General requirements for security service providers
Edition 2022-10

German standard methods for the examination of water, waste water and sludge - Biological-ecological analysis of water (group M) - Part 1: Determination of the saprobic index in running waters (M 1)
Edition 2004-10

German standard methods for the examination of water, waste water and sludge - Jointly determinable substances (group F) - Part 44: Determination of selected heterocyclic aromatic hydrocarbons (NSO heterocycles) in water - Method using gas chromatography and mass spectrometry (GC/MS) after solid-phase extraction (SPE) (F 44)
Edition 2018-02