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DIN
DIN ISO 13528:2025-07
En Vigor
2025-07-01
Statistical methods for use in proficiency testing by interlaboratory
comparison (ISO 13528:2022); Text in German and English
DIN
DIN EN 890:2025-08
En Vigor
2025-08-01
Chemicals used for treatment of water intended for human consumption -
Iron (III) sulfate solution; German and English version prEN 890:2025 /
Note: Date of issue 2025-07-04*Intended as replacement for DIN EN 890 (2023-05).
DIN
DIN EN 14972-1:2025-07
En Vigor
2025-07-01
Fixed firefighting systems - Water mist systems - Part 1: Design,
installation, inspection and maintenance; German version EN 14972-1:2020+A1:2025
DIN
