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Fixed firefighting systems. Gas extinguishing systems. Physical properties and systems design of gas extinguishing systems for Halocarbon Blend 55 extinguishant (ISO 14520-17-2022, modified). Original standard BS EN 15004-11-2024 in PDF full version. Additional info + preview on request

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Railway applications - Technical documents Part 2- Parts lists. Original standard BS EN 15016-2-2023 in PDF full version. Additional info + preview on request

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Stationary source emissions. Determination of the mass concentration of carbon monoxide. Standard reference method- non-dispersive infrared spectrometry. Original standard BS EN 15058-2017 in PDF full version. Additional info + preview on request

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Railway applications - Welding of railway vehicles and components Part 2- Requirements for welding manufacturer. Original standard BS EN 15085-2-2020 + A1-2023 in PDF full version. Additional info + preview on request

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Biological durability of wood and wood-based products. Determination of emissions from preservative treated wood to the environment - Wood held in the storage yard after treatment and wooden commodities exposed in Use Class 3 (not covered, not in contact with the ground). Laboratory method. Original standard BS EN 15119-1-2025 in PDF full version. Additional info + preview on request

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Petroleum products - Determination of boiling ange distribution by gas chromatography method Part 1- Middle distillates and lubricating base oils. Original standard BS EN 15199-1-2020 (2021) BS 2000-480-2020 in PDF full version. Additional info + preview on request

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