UNE - Spanish national standards

Textiles - Method for the detection and determination of alkylphenol ethoxylates (APEO) - Part 1: Method using HPLC - MS (ISO 18254-1:2016)

Available languages: English, Spanish

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Textiles - Method for the detection and determination of alkylphenol ethoxylates (APEO) - Part 2: Method using NPLC (ISO 18254-2:2018)

Available languages: English, Spanish

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Nuclear fuel technology - Dissolution of plutonium dioxide-containing materials - Part 1: Dissolution of plutonium dioxide powders (ISO 18256-1:2019) (Endorsed by Asociación Espanola de Normalización in March of 2021.)

Available languages: English

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Nuclear fuel technology - Dissolution of plutonium dioxide-containing materials - Part 2: Dissolution of MOX pellets and powders (ISO 18256-2:2019) (Endorsed by Asociación Espanola de Normalización in March of 2021.)

Available languages: English

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Biotechnology - Large-scale process and production - Control procedures for raw materials

Available languages: English, Spanish

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Permanent magnet products - Procedure for declaring recycling-relevant information (Endorsed by Asociación Espanola de Normalización in June of 2026.)

Available languages: English

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Policy and security requirements on trust services on electronic ledgers (Endorsed by Asociación Espanola de Normalización in May of 2026.)

Available languages: English

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Metallic materials - Conversion of hardness values (ISO 18265:2013)

Available languages: English, Spanish

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Nanotechnologies - Guidance on the determination of the aggregation and agglomeration state of nano-objects (Endorsed by Asociación Espanola de Normalización in June of 2026.)

Available languages: English

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Respiratory protective devices - Half masks without inhalation valves and with separable filters to protect against gases or gases and particles or particles only - Requirements, testing, marking

Available languages: English, Spanish

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