Cathodic protection of internal surfaces of metallic tanks, structures, equipment, and piping containing seawater; German version EN 17243:2020
Edition 2020-05

Refrigerants - Requirements and symbols
Edition 1998-11

Surface chemical analysis - General procedures for quantitative compositional depth profiling by glow discharge optical emission spectrometry (ISO 11505:2012)
Edition 2018-02

Fasteners - Technical specifications - Part 30: Metric thread rolling screws of property class 10.9
Edition 2016-12

Gas infrastructure - Quality of gas - Group H; German and English version prEN 16726:2023
Edition 2024-03

Testing of solid fuels - Determination of the carbonate carbon dioxide content
Edition 2004-06

Natural gas - Calculation of thermodynamic properties - Part 2: Single-phase properties (gas, liquid, and dense fluid) for extended ranges of application (ISO 20765-2:2015); German version EN ISO 20765-2:2018
Edition 2018-12

Chemicals used for treatment of water intended for human consumption - Sodium peroxodisulfate; German version EN 12926:2015
Edition 2015-05

Microbiological analysis of meat and meat products; detection of clostridium botulinum and botulinum toxin
Edition 1988-06

Pigments - Strontium chromate pigments, requirements and test methods
Edition 1999-04