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Standards BS - British national standards - Page 1640

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 17720:2024

Plant biostimulants. Determination of enterococci.

Standard published on 29.11.2024

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BS EN 17720:2024-TC

Tracked Changes. Plant biostimulants. Determination of enterococci.

Standard published on 6.12.2024

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BS ISO 17721-1:2021

Quantitative determination of antibacterial activity of ceramic tile surfaces. Test methods. Ceramic tile surfaces with incorporated antibacterial agents.

Standard published on 27.8.2021

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BS ISO 17721-2:2021

Quantitative determination of antibacterial activity of ceramic tile surfaces. Test methods. Ceramic tile surfaces with incorporated photocatalytic antibacterial agents.

Standard published on 25.8.2021

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BS EN 17721:2024

Plant biostimulants. Determination of the pH for liquid microbial plant biostimulants/pH in microbial products. Determination of pH.

Standard published on 18.6.2025

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BS EN 17722:2024

Plant biostimulants. Determination of mycorrhizal fungi.

Standard published on 29.11.2024

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BS EN 17722:2024-TC

Tracked Changes. Plant biostimulants. Determination of mycorrhizal fungi.

Standard published on 9.12.2024

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BS ISO 17723-1:2019

PPE ensembles for firefighters undertaking hazardous materials response activities. Gas-tight, vapour-protective ensembles for emergency response teams (´type 1´).

Standard published on 25.10.2019

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BS EN 17723:2024

Plant biostimulants. Determination of chloride.

Standard published on 29.11.2024

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