Influence of materials on water intended for human consumption - Influence due to migration - Part 4: Test method for water treatment membranes; German version EN 12873-4:2021
Edition 2022-01

Water quality - Determination of phosphorus - Ammonium molybdate spectrometric method (ISO 6878:2004); German version EN ISO 6878:2004
Edition 2004-09

German standard methods for the examination of water, waste water and sludge - Cations (group E) - Part 32: Determination of iron by atomic absorption spectrometry (E 32)
Edition 2000-05

Water quality - Determination of phenol index by flow analysis (FIA and CFA) (ISO 14402:1999); German version EN ISO 14402:1999
Edition 1999-12

German standard methods for the examination of water, waste water and sludge - Cations (group E) - Part 33: Determination of manganese by atomic absorption spectrometry (E 33)
Edition 2000-06

German standard methods for examination of water, waste water and sludge - Anions (group D) - Part 7: Determination of cyanides in low polluted water by liquid chromatography of ions or potentiometric titration (D 7)
Edition 2002-04

Corrosion of metals - Methods for evaluation of efficiency of water treatment apparatus for corrosion protection - Part 2: Apparatus for decreasing of emission of corrosion products to drinking water
Edition 2024-11

Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 1: Method by flow injection analysis (FIA) (ISO 15681-1:2003); German version EN ISO 15681-1:2004
Edition 2005-05

Foodstuffs - Determination of trace elements - Part 2: Determination of total mercury in foodstuffs by atomic fluorescence spectrometry (AFS) - cold vapour technique after pressure digestion; German version EN 13806-2:2025
Edition 2025-06

Preparation and quality management of fluids for haemodialysis and related therapies - Part 2: Water treatment equipment for haemodialysis applications and related therapies (ISO 23500-2:2024); German version EN ISO 23500-2:2024
Edition 2025-03