German standard methods for the examination of water, waste water and sludge; bio-assays (group L); determining the tolerance of green algae to the toxicity of waste water (Scenedesmus chlorophyll fluorescence test) by way of dilution series (L 33)
Edition 1991-03

Optics and photonics - Test methods for telescopic systems - Part 7: Test methods for limit of resolution (ISO 14490-7:2016)
Edition 2017-09

Cigarettes - Determination of total and nicotine-free dry particulate matter using a routine analytical smoking machine (ISO 4387:2019)
Edition 2021-03

Protective clothing for users of hand-held chainsaws - Part 1: Test rig for testing resistance to cutting by a chainsaw (ISO 11393-1:2018); German version EN ISO 11393-1:2018
Edition 2018-12

Safety and control devices for burners and appliances burning gaseous and/or liquid fuels - Valve proving systems for automatic shut-off valves; German version EN 1643:2022
Edition 2024-02

Fine-cut tobacco and smoking articles made from it - Methods of sampling, conditioning and analysis - Part 3: Determination of total particulate matter of smoking articles using a routine analytical smoking machine, preparation for the determination of water and nicotine, and calculation of nicotine-free dry particulate matter (ISO 15592-3:2022)
Edition 2024-05

Immersion suits - Part 3: Test methods (ISO 15027-3:2012); German version EN ISO 15027-3:2012
Edition 2013-03

Paper and board - Determination of internal bond strength (ISO 16260:2016)
Edition 2017-06

Automatic burner control systems for burners and appliances burning gaseous or liquid fuels; German version EN 298:2022
Edition 2024-03

Safety of packaging machines - Part 7: Group and secondary packaging machines; German version EN 415-7:2006+A1:2008
Edition 2009-12