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| bsi-global.com/index.html BSI was the first national standards body in the world and ensures the views of British industry are represented to European and international standards organisations. Access to the BSI Standards electronic catalogue is available along with information ab | |
| ex.ac.uk/cimt/dictunit/dictunit.htm Summary of units of measurements used worldwide, with some historical measurements. The units and their explanations can be accessed via category, for example, length, area, volume, mass, density, power, pressure, speed, energy, and force, or via an alpha | ||
| ansi.org/ Offers access to standards catalogues and other databases. Aims to enhance the global competitiveness of US business by promoting and facilitating voluntary consensus standards and conformity assessment systems. | ||
| niso.org/ The US National Information Standards Organization, the leading developer of technical standards for publishers, information services, and libraries. The web site gives information on NISO, contacts for its officers, new standards in development, and the | ||
| npl.co.uk/ Information about the UK's national standards laboratory, time, luminous intensity, length, temperature, which holds and maintains the UK reference standards for the basic units of mass and electrical current, as well as many of the derived units. | ||
| nssn.org/ Free online access to bibliographic information for more than 225, and if so, 000 approved international and national standards, allowing users to search for title words or document numbers to find out if the standard exists and if so, where to find it. | ||
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