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Spanish national standards UNE are published by the company AENOR, which deals with the development of national standardization and certification in all industrial and services sectors. Its aim is to contribute to the quality, competitiveness and improvement of companies and to protect the environment.
Petroleum and related products - Determination of emulsion stability of fire-resistant fluids - Part 2: Fluids in category HFB (ISO 20783-2:2003)
Standard published on 25.6.2004
Selected format:Dosimetry for exposures to cosmic radiation in civilian aircraft - Part 1: Conceptual basis for measurements (ISO 20785-1:2020) (Endorsed by Asociación Espanola de Normalización in September of 2020.)
Standard published on 1.9.2020
Selected format:Dosimetry for exposures to cosmic radiation in civilian aircraft - Part 2: Characterization of instrument response (ISO 20785-2:2020) (Endorsed by Asociación Espanola de Normalización in September of 2020.)
Standard published on 1.9.2020
Selected format:Dosimetry for exposures to cosmic radiation in civilian aircraft - Part 3: Measurements at aviation altitudes (ISO 20785-3:2023) (Endorsed by Asociación Espanola de Normalización in August of 2023.)
Standard published on 1.8.2023
Selected format:Dosimetry for exposures to cosmic radiation in civilian aircraft - Part 4: Validation of codes (ISO 20785-4:2019) (Endorsed by Asociación Espanola de Normalización in September of 2021.)
Standard published on 1.9.2021
Selected format:Anaesthetic and respiratory equipment - Passive humidifiers (ISO 20789:2018)
Standard published on 23.9.2020
Selected format:AEROSPACE SERIES. BEARINGS, PRECISION BALL WITH FLANGE IN CORROSION RESISTING STEEL, FOR INSTRUMENTS AND EQUIPMENT. DIMENSIONS AND LOADS.
Standard published on 24.6.1996
Selected format:Dentistry - Base polymers - Part 1: Denture base polymers (ISO 20795-1:2013)
Standard published on 11.9.2013
Selected format:Dentistry - Base polymers - Part 2: Orthodontic base polymers (ISO 20795-2:2013)
Standard published on 11.9.2013
Selected format:Personal eye-protection - Eye-protectors for adjustment work on lasers and laser systems (laser adjustment eye-protectors)
Standard published on 17.11.2010
Selected format:Latest update: 2026-09-22 (Number of items: 2 302 417)
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