# The Nuclear Installations (Prescribed Sites and Transport) Regulations 2018, Paragraph 1


For the purpose of regulation 3(6)(b), the quantity ratio for more than one radionuclide is the sum of the quotients, for each radionuclide present (i), of the quantity of that radionuclide Qp divided by the quantity of that radionuclide specified in the appropriate column of Part 1 of this Schedule Qlim, namely—
∑ i=1 n Q p (i) Q lim (i)

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Source: https://www.legislation.gov.uk/uksi/2018/42/schedule/2/paragraph/1 (the official version)
Page: https://openlegislation.uk/nuclear-installations-prescribed-sites-and-transport-regulations-2018/schedule-2/paragraph-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.