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Amendment 1 - Candle accessories. Specification for fire safety and product safety labels. Original standard UNE-EN 17885-2023 + A1-2025 in PDF full version. Additional info + preview on request

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Hyperloop Systems Aspects. Reference Architecture. Original standard UNE-EN 17930-2025 in PDF full version. Additional info + preview on request

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Railway applications. Acoustics. Measurement of source terms for environmental noise calculations. Original standard UNE-EN 17936-2025 in PDF full version. Additional info + preview on request

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Food authenticity Determination of the δ13C value of mono- (fructose and glucose), di-, and trisaccharides in honey by liquid chromatography-isotope ratio mass spectrometry (LC IRMS). Original standard UNE-EN 17958-2025 in PDF full version. Additional info + preview on request

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Fire protection equipment Carbon dioxide extinguishing systems for use on premises Design and installation (ISO 6183:2022, modified). Original standard UNE-EN 17966-2025 in PDF full version. Additional info + preview on request

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Devices for in-situ generation of biocides. Ozone. Original standard UNE-EN 17971-2025 in PDF full version. Additional info + preview on request

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