• 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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Publications of NA 027-02-04 AA

DIN EN 140 1998-12 Standards Respiratory protective devices - Half masks and quarter-masks - Requirements, testing, marking; German version EN 140:1998 More  Order from DIN Media
DIN EN 142 2002-08 Standards Respiratory protective devices - Mouthpiece assemblies - Requirements, testing, marking; German version EN 142:2002 More  Order from DIN Media
DIN EN 143 2021-07 Standards Respiratory protective devices - Particle filters - Requirements, testing, marking; German version EN 143:2021 More  Order from DIN Media
DIN EN 144-1 2018-06 Standards Respiratory protective devices - Gas cylinder valves - Part 1: Inlet connections; German version EN 144-1:2018 More  Order from DIN Media
DIN EN 144-2 2018-06 Standards Respiratory protective devices - Gas cylinder valves - Part 2: Outlet connections; German version EN 144-2:2018 More  Order from DIN Media
DIN EN 145 2000-06 Standards Respiratory protective devices - Self-contained closed-circuit breathing apparatus compressed oxygen or compressed oxygen-nitrogen type - Requirements, testing, marking (includes Amendment A1:2000); German version EN 145:1997 + A1:2000 More  Order from DIN Media
DIN EN 148-1 2019-05 Standards Respiratory protective devices - Threads for facepieces - Part 1: Standard thread connection; German version EN 148-1:2018 More  Order from DIN Media
DIN EN 148-2 1999-04 Standards Respiratory protective devices - Threads for facepieces - Part 2: Centre thread connection; German version EN 148-2:1999 More  Order from DIN Media
DIN EN 148-3 1999-04 Standards Respiratory protective devices - Threads for facepieces - Part 3: Thread connection M 45 × 3; German version EN 148-3:1999 More  Order from DIN Media
DIN EN 149 2009-08 Standards Respiratory protective devices - Filtering half masks to protect against particles - Requirements, testing, marking; German version EN 149:2001+A1:2009 More  Order from DIN Media

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