Water quality - Guidance on methods for sampling invertebrates in the hyporheic zone of rivers; German version EN 16772:2016
Edition 2016-11

Water quality - Determination of free chlorine and total chlorine - Part 2: Colorimetric method using N,N-dialkyl-1,4-phenylenediamine, for routine control purposes (ISO 7393-2:2017); German version EN ISO 7393-2:2018
Edition 2019-03

Cosmetics - Sun protection test methods - Water immersion procedure for determining water resistance (ISO 16217:2020); German version EN ISO 16217:2021
Edition 2022-02

Water quality - Guidance standard on assessing the hydromorphological features of lakes; German version EN 16039:2011
Edition 2011-12

Recreational diving services - Requirements for the training of scuba instructors - Part 1: Level 1 (ISO 24802-1:2014); German version EN ISO 24802-1:2014
Edition 2014-08

Recreational diving services - Requirements for the training of scuba instructors - Part 2: Level 2 (ISO 24802-2:2014); German version EN ISO 24802-2:2014
Edition 2014-08

Water quality - Determination of the acute lethal toxicity of substances to a freshwater fish [Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)] - Part 1: Static method (ISO 7346-1:1996); German version EN ISO 7346-1:1997
Edition 1998-03

Water quality - Determination of the acute lethal toxicity of substances to a freshwater fish [Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)] - Part 3: Flow-through method (ISO 7346-3:1996); German version EN ISO 7346-3:1997
Edition 1998-03

Water quality - Determination of the acute lethal toxicity of substances to a freshwater fish [Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)] - Part 2: Semi-static method (ISO 7346-2:1996); German version EN ISO 7346-2:1997
Edition 1998-03

German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 30: Pretreatment, homogenization and aliquotation of non-homogeneous water samples (A 30)
Edition 1998-07