German standard methods for the examination of water, waste water and sludge - Test methods using water organisms (group L) - Part 59: Algal growth inhibition test on microplate with unicellular green fresh water algae (L 59)
Edition 2022-12

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

Indoor air - Part 42: Measurement of the particle number concentration by Condensation Particle Counters (ISO/DIS 16000-42:2021); Text in German and English
Edition 2022-01

Preparation and quality management of fluids for haemodialysis and related therapies - Part 1: General requirements (ISO 23500-1:2019); German version EN ISO 23500-1:2019
Edition 2019-11

Soil quality - Determination of soil microbial diversity - Part 2: Method by phospholipid fatty acid analysis (PLFA) using the simple PLFA extraction method (ISO/TS 29843-2:2021); German version CEN ISO/TS 29843-2:2021
Edition 2024-08

Workplace exposure - Assessment of dermal exposure to nano-objects and their aggregates and agglomerates (NOAA) (ISO/TS 21623:2017); German version CEN ISO/TS 21623:2018
Edition 2018-05

Workplace exposure - Measurement of dermal exposure - Principles and methods; German version CEN/TS 15279:2006
Edition 2006-06

Nanotechnologies - Size distribution and concentration of inorganic nanoparticles in aqueous media via single particle inductively coupled plasma mass spectrometry (ISO/TS 19590:2017); German version CEN ISO/TS 19590:2019
Edition 2019-11

Ambient air - Report on nitro- and oxy-PAHs - Origin, toxicity, concentrations and measurement methods; German version CEN/TR 16998:2016
Edition 2017-06

Nanotechnologies - Guidelines for Life Cycle Assessment - Application of EN ISO 14044:2006 to Manufactured Nanomaterials; German version CEN/TS 17276:2018
Edition 2019-05