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DIN
DIN
DIN EN ISO 8754:2025-11
En Vigor
2025-11-01
Petroleum products - Determination of sulfur content - Energy-dispersive
X-ray fluorescence spectrometry (ISO 8754:2025); German version EN ISO 8754:2025
DIN
DIN EN ISO 5149-4:2025-11
En Vigor
2025-11-01
Refrigerating systems and heat pumps - Safety and environmental
requirements - Part 4: Operation, maintenance, repair and recovery (ISO
5149-4:2022); German version EN ISO 5149-4:2025
DIN
DIN CEN ISO/TS 7127:2025-11
En Vigor
2025-11-01
Light and lighting - Building information modelling properties for
lighting - Lighting systems (ISO/TS 7127:2023); German version CEN
ISO/TS 7127:2024
