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Molecular in vitro diagnostic examinations - Specifications for pre-examination processes for circulating tumour cells (CTCs) in venous whole blood - Part 1: Isolated RNA (ISO/TS 7552-1:2024). Original standard UNE-CEN ISO TS 7552-1-2024 in PDF full version. Additional info + preview on request

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Molecular in vitro diagnostic examinations - Specifications for pre-examination processes for circulating tumour cells (CTCs) in venous whole blood - Part 2: Isolated DNA (ISO/TS 7552-2:2024). Original standard UNE-CEN ISO TS 7552-2-2024 in PDF full version. Additional info + preview on request

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Molecular in vitro diagnostic examinations - Specifications for pre-examination processes for circulating tumour cells (CTCs) in venous whole blood - Part 3: Preparations for analytical CTC staining (ISO/TS 7552-3:2024). Original standard UNE-CEN ISO TS 7552-3-2024 in PDF full version. Additional info + preview on request

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Dentistry - Guidance on the classification of dental devices and accessories. Original standard UNE-CEN TR 12401-2025 in PDF full version. Additional info + preview on request

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Installation of thermal energy meters - Guidelines for the selection, installation and operation of thermal energy meters. Original standard UNE-CEN TR 13582-2025 in PDF full version. Additional info + preview on request

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Packaging Requirements for measuring and verifying the four heavy metals and other dangerous substances present in packaging, and their release into the environment Part 2: Requirements for measuring and verifying dangerous substances present in packaging, and their release into the environment. Original standard UNE-CEN TR 13695-2-2020 IN in PDF full version. Additional info + preview on request

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