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Selection and dimensioning of high-voltage insulators intended for use in polluted conditions - Part 4- Insulators for d.c. systems. Original standard UNE-IEC TS 60815-4-2026 in PDF full version. Additional info + preview on request

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Artificial pollution tests on high-voltage polymeric insulators to be used on AC and DC systems. Original standard UNE-IEC TS 63414-2026 in PDF full version. Additional info + preview on request

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Cigarettes - Determination of water in smoke condensates - Part 2- Karl Fischer method. Original standard UNE-ISO 10362-2-2018 in PDF full version. Additional info + preview on request

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Paper and board - Testing of cores - Part 2- Conditioning of test samples. Original standard UNE-ISO 11093-2-2026 in PDF full version. Additional info + preview on request

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Graphic technology - Process control for the production of halftone colour separations, proof and production prints - Part 7- Proofing processes working directly from digital data. Original standard UNE-ISO 12647-7-2018 in PDF full version. Additional info + preview on request

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Environmental management - Guidelines for establishing good practices for combatting land degradation and desertification - Part 1- Good practices framework. Original standard UNE-ISO 14055-1-2018 in PDF full version. Additional info + preview on request

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