Photocatalysis - Water purification - Performance of photocatalytic materials by measurement of phenol degradation; German version EN 17120:2019
Edition 2019-05

Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Method by analysis of inorganic carbon in sealed vessels (CO₂ headspace test) (ISO 14593:1999); German version EN ISO 14593:2005
Edition 2005-09

Water quality - Kinetic determination of the inhibitory effects of sediment, other solids and coloured samples on the light emission of Vibrio fischeri (kinetic luminescent bacteria test) (ISO 21338:2010)
Edition 2022-10

Stationary source emissions - Determination of the mass concentration of PCDDs/PCDFs and dioxin-like PCBs - Part 4: Sampling and analysis of dioxin-like PCBs; German version EN 1948-4:2010+A1:2013
Edition 2014-03

Petroleum products and used oils - Determination of PCBs and related products - Part 2: Calculation of polychlorinated biphenyl (PCB) content; German version EN 12766-2:2001
Edition 2001-12

Water quality - Evaluation of the "ultimate" anaerobic biodegradability of organic compounds in digested sludge - Method by measurement of the biogas production (ISO 11734:1995); German version EN ISO 11734:1998
Edition 1998-11

Water quality - Test for inhibition of oxygen consumption by activated sludge for carbonaceous and ammonium oxidation (ISO 8192:2007); German version EN ISO 8192:2007
Edition 2007-05

Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Carbon dioxide evolution test (ISO 9439:1999); German version EN ISO 9439:2000
Edition 2000-10

Water quality - Preparation and treatment of poorly water-soluble organic compounds for the subsequent evaluation of their biodegradability in an aqueous medium (ISO 10634:2018); German version EN ISO 10634:2018
Edition 2020-08

Soil quality - Assessment of genotoxic effects on higher plants - Vicia faba micronucleus test (ISO 29200:2013); German version EN ISO 29200:2020
Edition 2020-09