STB PDF
Acoustics Hearing protectors Part 2- Estimation of effective A-weighted sound pressure levels when hearing protectors are worn (ISO 4869 2-2018). Original standard UNE-EN ISO 4869-2-2020 in PDF full version. Additional info + preview on request
Document status: Active
Corrected version, March 2026 Plastics Methods of exposure to laboratory light sources Part 1- General guidance and requirements (ISO 4892-1-2024, Corrected version 2026-02). Original standard UNE-EN ISO 4892-1-2025 (2026) in PDF full version. Additional info + preview on request
Document status: Active
Geometrical product specifications (GPS) Dimensional measuring equipment Part 1- Design and metrological characteristics of two-point inside micrometers (ISO 5059-1-2025). Original standard UNE-EN ISO 5059-1-2026 in PDF full version. Additional info + preview on request
Document status: Active
Corrected version, February 2019 Gas welding equipment Safety devices Part 2- Devices not incorporating a flame (flashback) arrestor (ISO 5175-2-2017, Corrected version 2019-01). Original standard UNE-EN ISO 5175-2-2018 (2019) in PDF full version. Additional info + preview on request
Document status: Active
Plastics Determination of tensile properties Part 2- Test conditions for moulding and extrusion plastics (ISO 527-2-2025). Original standard UNE-EN ISO 527-2-2026 in PDF full version. Additional info + preview on request
Document status: Active
Medical laboratories Concepts and specifications for the design, development, implementation, and use of laboratory-developed tests (ISO 5649-2024). Original standard UNE-EN ISO 5649-2025 in PDF full version. Additional info + preview on request
Document status: Active