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Water quality Determination of the dissolved fraction of selected active pharmaceutical ingredients, transformation products and other organic substances in water and treated waste water Method using high performance liquid chromatography and mass spectrometric detection (HPLC-MS/MS or -HRMS) after direct injection (ISO 21676-2018). Original standard UNE-EN ISO 21676-2022 in PDF full version. Additional info + preview on request

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Assistive products Guidelines on cognitive accessibility Daily time management (ISO 21802-2019). Original standard UNE-EN ISO 21802-2022 in PDF full version. Additional info + preview on request

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Guidance and recommendations on design, selection and installation of vents to safeguard the structural integrity of enclosures protected by gaseous fire-extinguishing systems (ISO 21805-2023). Original standard UNE-EN ISO 21805-2023 in PDF full version. Additional info + preview on request

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Plastics Determination of thermal conductivity and thermal diffusivity Part 2- Transient plane heat source (hot disc) method (ISO 22007-2-2022). Original standard UNE-EN ISO 22007-2-2023 in PDF full version. Additional info + preview on request

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Ice-cream freezers Classification, requirements and test conditions (ISO 22043-2020). Original standard UNE-EN ISO 22043-2022 in PDF full version. Additional info + preview on request

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Railway applications Railway quality management system ISO 9001-2015 and specific requirements for application in the railway sector (ISO 22163-2023). Original standard UNE-EN ISO 22163-2025 in PDF full version. Additional info + preview on request

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