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

Foodstuffs - Methods of analysis for the detection of genetically modified organisms and derived products - Quantitative nucleic acid based methods (ISO 21570:2005 + Cor 1:2006 + Amd 1:2013); German version EN ISO 21570:2005 + AC:2007 + A1:2013
Edition 2013-08

Sterile single-use syringes, with or without needle, for insulin (ISO 8537:2016); German version EN ISO 8537:2016
Edition 2016-11

Paper and board intended to come into contact with foodstuffs - Determination of formaldehyde in an aqueous extract; German version EN 1541:2001
Edition 2001-07

German standard methods for the examination of water, waste water and sludge; sludge and sediments (group S); determination of the amenability to anaerobic digestion (S 8)
Edition 1985-06

Non-destructive testing - Qualification of NDT personnel in Civil Engineering (NDT-CE)
Edition 2022-09

Hydrogen fuel - Product specification and quality assurance for hydrogen refuelling points dispensing gaseous hydrogen - Proton exchange membrane (PEM) fuel cell applications for vehicles; German version EN 17124:2022
Edition 2022-12

Project, programme and portfolio management - Guidance on portfolio management (ISO 21504:2015)
Edition 2017-09

pH measurement - Reference buffer solutions for the calibration of pH measuring equipment
Edition 2015-05

Principles of the ergonomic design of assistive systems
Edition 2020-01