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Paints and varnishes Determination of resistance to cyclic corrosion conditions Part 2: Wet (salt fog)/dry/humid/UV light (ISO 11997-2:2025). Original standard UNE-EN ISO 11997-2-2026 in PDF full version. Additional info + preview on request

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Building acoustics Estimation of acoustic performance of buildings from the performance of elements Part 1: Airborne sound insulation between rooms (ISO 12354-1:2017). Original standard UNE-EN ISO 12354-1-2018 in PDF full version. Additional info + preview on request

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Building acoustics Estimation of acoustic performance of buildings from the performance of elements Part 2: Impact sound insulation between rooms (ISO 12354-2:2017). Original standard UNE-EN ISO 12354-2-2018 in PDF full version. Additional info + preview on request

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Building acoustics Estimation of acoustic performance of buildings from the performance of elements Part 4: Transmission of indoor sound to the outside (ISO 12354-4:2017). Original standard UNE-EN ISO 12354-4-2018 in PDF full version. Additional info + preview on request

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Ophthalmic optics Spectacle frames Requirements and test methods (ISO 12870:2024). Original standard UNE-EN ISO 12870-2026 in PDF full version. Additional info + preview on request

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Paints and varnishes Corrosion protection of steel structures by protective paint systems Part 4: Types of surface and surface preparation (ISO 12944-4:2017). Original standard UNE-EN ISO 12944-4-2018 in PDF full version. Additional info + preview on request

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