# The Dual-Use and Related Goods (Export Control) Regulations 1995, Paragraph 186: DEFINITIONS OF TERMS IN THIS ANNEX


“Boron equivalent” (BE) is defined as:
BE=CF×Concentration of element Z in ppm where
CFistheconversionfactor=gammaZ×ABgammaB×AZ and gammaB and gammaZ are the thermal neutron capture cross sections (in barns) for boron and element Z respectively;
and AB and AZ are the atomic weights of boron and element Z respectively;

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Source: https://www.legislation.gov.uk/uksi/1995/271/schedule/1/paragraph/186 (the official version)
Page: https://openlegislation.uk/dual-use-and-related-goods-export-control-regulations-1995/schedule-1/paragraph-186
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.