STB PDF
Water quality - Determination of total bound nitrogen (ST-TNb) in water using small-scale sealed tubes - Chromotropic acid colour reaction. Original standard BS EN ISO 23697-2-2025 in PDF full version. Additional info + preview on request
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Resilient floor coverings - Determination of dimensional stability and curling (vertical deformation) after exposure to heat. Original standard BS EN ISO 23999-2025 in PDF full version. Additional info + preview on request
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Rare earth. Determination of non-rare earth impurities in individual rare earth metals and their oxides. ICP-AES - Analysis of Al, Ca, Mg, Fe and Si. Original standard BS EN ISO 24181-1-2025 in PDF full version. Additional info + preview on request
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Metallic materials - Tensile testing at high strain rates - Elastic-bar-type systems. Original standard BS EN ISO 26203-1-2025 in PDF full version. Additional info + preview on request
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Building information models - Information delivery manual - Methodology and format. Original standard BS EN ISO 29481-1-2025 in PDF full version. Additional info + preview on request
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Energy performance of buildings - Energy needs for heating and cooling, internal temperatures and sensible and latent heat loads - Part 3: Calculation procedures regarding adaptive building envelope elements - Amendment 1: Reference control scenarios for adaptive building envelope elements with dynamic solar shading or chromogenic glazing (ISO 52016-3:2023/Amd 1:2025). Original standard BS EN ISO 52016-3-2023 + A1-2025 in PDF full version. Additional info + preview on request
Document status: Active