Chemicals used for treatment of swimming pool water - Chlorine; German version EN 15363:2014
Edition 2014-08

Steel and cast iron - Determination of total silicon contents - Reduced molybdosilicate spectrophotometric method - Part 1: Silicon contents between 0,05 % and 1,0 % (ISO 4829-1:2018); German version EN ISO 4829-1:2018
Edition 2018-08

Steels - Determination of total silicon contents - Reduced molybdosilicate spectrophotometric method - Part 2: Silicon contents between 0,01 % and 0,05 % (ISO 4829-2:2016); German version EN ISO 4829-2:2016
Edition 2016-08

Metallic and other inorganic coatings - Electropolishing as a means of smoothing and passivating stainless steel (ISO 15730:2023); German version EN ISO 15730:2023
Edition 2023-09

Chemicals used for treatment of water intended for human consumption - Potassium permanganate; German version EN 12672:2016
Edition 2016-09

Chemicals used for treatment of water intended for human consumption - Sodium permanganate; German version EN 15482:2012
Edition 2013-01

Chemicals used for treatment of water intended for human consumption - Liquefied ammonia; German version EN 12126:2022
Edition 2022-10

German standard methods for the examination of water, waste water and sludge; parameters characterizing effects and substances (group H); determination of the chemical oxygen demand (COD), ranging from 5 to 50 mg/l (H 44)
Edition 1992-05

Testing of plastics - Determination of gas transmission rate - Part 3: Oxygen-specific carrier gas method for testing of plastic films and plastics mouldings
Edition 1998-07

Cathodic protection of offshore wind structures (ISO 24656:2022); German version EN ISO 24656:2022
Edition 2022-09