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Thermal insulating products for building equipment and industrial installations Determination of the coefficient of thermal expansion (ISO 18099-2022). Original standard UNE-EN ISO 18099-2023 in PDF full version. Additional info + preview on request

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Resistance welding Weldability Part 1- General requirements for the evaluation of weldability for resistance spot, seam and projection welding of metallic materials (ISO 18278-1-2022). Original standard UNE-EN ISO 18278-1-2023 in PDF full version. Additional info + preview on request

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Textiles Quantitative chemical analysis Part 22- Mixtures of viscose or certain types of cupro or modal or lyocell with flax fibres (method using formic acid and zinc chloride) (ISO 1833-22-2020). Original standard UNE-EN ISO 1833-22-2022 in PDF full version. Additional info + preview on request

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Animal and vegetable fats and oils Determination of fatty-acid-bound chloropropanediols (MCPDs) and glycidol by GC/MS Part 1- Method using fast alkaline transesterification and measurement for 3 MCPD and differential measurement for glycidol (ISO 18363-1-2015). Original standard UNE-EN ISO 18363-1-2022 in PDF full version. Additional info + preview on request

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Brazing Fluxes for brazing Classification and technical delivery conditions (ISO 18496-2020). Original standard UNE-EN ISO 18496-2022 in PDF full version. Additional info + preview on request

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Dentistry - Interoperability of CAD/CAM systems (ISO 18618-2025). Original standard UNE-EN ISO 18618-2025 in PDF full version. Additional info + preview on request

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