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Standards BS - British national standards - Page 2068
BSi – The company, BSI British Standards, is a national standards body of the United Kingdom (NBS) and it was actually the very first one in the world. It represents national and social interests of Great Britain in all European and international standardization organizations and in the development of business information of British institutions of all sizes and sectors. BSI British Standards cooperates with manufacturing and service industries, various companies, the government and with consumers as well in order to facilitate the production of British, European and international standards. A part of BSI Group, BSI British Standards, works closely with the government of the United Kingdom, especially in the Department for Innovations, Universities and Skills (DIUS).
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BS EN ISO 21254-1:2025-TC
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Tracked Changes. Lasers and laser-related equipment. Test methods for laser-induced damage threshold. Definitions and general principles.
Standard published on 17.9.2025
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BS EN ISO 21254-2:2011
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Lasers and laser-related equipment. Test methods for laser-induced damage threshold. Threshold determination.
Standard published on 30.9.2011
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BS EN ISO 21254-3:2011
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Lasers and laser-related equipment. Test methods for laser-induced damage threshold. Assurance of laser power (energy) handling capabilities.
Standard published on 30.9.2011
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BS ISO 21255:2018
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Fine bubble technology. Storage and transportation of ultrafine bubble dispersion in water.
Standard published on 16.10.2018
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BS ISO 21256-2:2020
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Fine bubble technology. Cleaning applications. Test method for cleaning machine-oil stained surfaces of machined metal parts.
Standard published on 23.1.2020
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BS ISO 21256-3:2021
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Fine bubble technology. Cleaning applications. Test method for cleaning hard flooring surfaces.
Standard published on 25.8.2021
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BS ISO 21257:2024
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Plastics — Polymer polyols for use in the production of polyurethanes — Determination of the residual acrylonitrile and styrene monomer content by gas chromatography.
Standard published on 25.10.2024
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BS ISO 21257:2024-TC
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Tracked Changes. Plastics. Polymer polyols for use in the production of polyurethanes. Determination of the residual acrylonitrile and styrene monomer content by gas chromatography.
Standard published on 6.11.2024
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BS EN ISO 21258:2010
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Stationary source emissions. Determination of the mass concentration of dinitrogen monoxide (N2O). Reference method. Non-dispersive infrared method.
Standard published on 31.7.2010
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BS EN 2126:1992
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Aluminium alloy AL-P7075-T651. Plate 6 mm < a <= 80 mm.
Standard published on 15.11.1992
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