• Hydrogen Technologies Standards form the basic framework for market ramp-up

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  • Climate change Standards and specifications support climate targets

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  • Smart Farming Standards and specifications are drivers for the digitalization of agriculture

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Projects of NA 027-02-04 AA

ISO/AWI 17420-3 2025-12-02 Respiratory protective devices - Performance requirements - Part 3: Thread connection More  Comment 
DIN EN 14387 rev 2025-08-22 Respiratory protective devices - Gas filter(s) and combined filter(s) - Requirements, testing, marking More  Comment 
DIN EN 529 rev 2025-07-07 Respiratory protective devices - Recommendations for selection, use, care and maintenance - Guidance document More  Comment 
DIN EN 136 rev 2025-05-05 Respiratory protective devices - Full face masks - Requirements, testing, marking More  Comment 
ISO/CD 16976-3 2025-04-23 Respiratory protective devices - Human factors - Part 3: Physiological responses and limitations of oxygen and limitations of carbon dioxide in the breathing environment More  Comment 
DIN EN 144-4 2024-10-15 Respiratory protective devices — Gas cylinder valves — Part 4: Excess flow devices More  Comment 
DIN EN 149 rev 2024-07-26 Respiratory protective devices - Filtering half masks to protect against particles - Requirements, testing, marking More  Comment 
DIN 58610 2024-07-02 Respiratory protective devices - Full face masks connected with fire fighters head protection for use as a part of a respiratory protective device - Requirements and tests More  Comment 
DIN 58600 2024-07-02 Respiratory protective devices - Plug-in connection between lung governed demand valve and facepiece for self-contained open-circuit compressed air breathing apparatus More  Comment 
ISO/CD 16975-3 2024-05-15 Respiratory protective devices - Selection, use and maintenance - Part 3: Fit-testing procedures More  Comment 

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