UNE - Spanish national standards

Solid recovered fuels - Safe handling and storage of solid recovered fuels (ISO 21912:2021)

Available languages: English, Spanish

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Anaesthetic and respiratory equipment - Voice prostheses (ISO 21917:2021)

Available languages: English, Spanish

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Geometrical product specifications (GPS) - Surface texture: Profile - Part 1: Indication of surface texture (ISO 21920-1:2021)

Available languages: English, Spanish

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Geometrical product specifications (GPS) - Surface texture: Profile - Part 2: Terms, definitions and surface texture parameters (ISO 21920-2:2021, Corrected version 2022-06)

Available languages: English, Spanish

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Geometrical product specifications (GPS) - Surface texture: Profile - Part 3: Specification operators (ISO 21920-3:2021)

Available languages: English, Spanish

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Refrigerating systems and heat pumps - Valves - Requirements, testing and marking (ISO 21922:2021)

Available languages: English, Spanish

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Refrigerating systems and heat pumps - Valves - Requirements, testing and marking - Amendment 1 (ISO 21922:2021/Amd 1:2024)

Available languages: English, Spanish

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Solid biofuels - Simplified sampling method for small scale applications (ISO 21945:2020)

Available languages: English, Spanish

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Information and documentation. Appraisal for managing records

Available languages: Spanish, Catalan, English

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NUMERIC KEYBOARDS FOR HOME ELECTRONIC SYSTEMS (HES). (CEI 948:1988).

Available languages: English, Spanish

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