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Water quality. Guidance standard on a strategic approach to river restoration. Original standard BS EN 18025-2025 in PDF full version. Additional info + preview on request

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Plastics. Agricultural plastic products. Installation, use, removal, sorting, collection, preparation for recycling and design for recycling guidelines. Original standard BS EN 18109-2025 in PDF full version. Additional info + preview on request

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Method for the determination of the proof and the comparative tracking indices of solid insulating materials. Original standard BS EN IEC 60112-2025 in PDF full version. Additional info + preview on request

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Quartz crystal units of assessed quality - Guidelines for the use. Original standard BS EN IEC 60122-2-2025 in PDF full version. Additional info + preview on request

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Sound system equipment - Objective rating of speech intelligibility by speech transmission index. Original standard BS EN IEC 60268-16-2020 (2025) in PDF full version. Additional info + preview on request

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Sound system equipment - Headphones and earphones. Original standard BS EN IEC 60268-7-2025 in PDF full version. Additional info + preview on request

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