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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).
Optics and optical instruments. Microscopes. Imaging distances related to mechanical reference planes. Infinity-corrected optical systems.
WITHDRAWN published on 24.6.2003
Selected format:Microscopes. Imaging distances related to mechanical reference planes. Infinity-corrected optical systems.
WITHDRAWN published on 30.9.2014
Selected format:Thermal insulation. Mass transfer. Physical quantities and definitions.
WITHDRAWN published on 15.7.1996
Selected format:Preinsulated ductile iron pipeline systems.
WITHDRAWN published on 14.7.2005
Selected format:Photographic exposure tables.
WITHDRAWN published on 1.8.1941
Selected format:Photographic exposure tables.
WITHDRAWN published on 28.5.1954
Selected format:Chemicals used for treatment of water intended for human consumption. Aluminium iron (III) chloride (monomeric) and aluminium iron (III) chloride hydroxide (monomeric).
WITHDRAWN published on 2.7.2002
Selected format:Rules for the preparation of detail specifications for semiconductor devices of assessed quality: low noise, low power microwave transistors.
WITHDRAWN published on 31.12.1989
Selected format:Rules for the preparation of detail specifications for semiconductor devices of assessed quality: microwave semiconductor switches (without integrated driver circuits).
WITHDRAWN published on 31.5.1990
Selected format:Rules for the preparation of detail specifications for semiconductor devices of assessed quality: field effect transistors for microwave applications.
WITHDRAWN published on 15.7.1980
Selected format:Latest update: 2024-09-03 (Number of items: 2 346 077)
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