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Article 5 Descriptions of radioactive material to which exemption relates

Original text. Later amendments are not shown.

Article 3 of this order applies to radioactive material falling within either of the following descriptions, that is to say—

(a)

an electronic valve, being a class 1 valve or a class 2 valve, in which—

(i)

there are no radionuclides other than one or more of those specified in the Schedule to this order and its or their decay products; and

(ii)

the number of microcuries of each of the decay products of any specified radionuclide does not at any time exceed the number of microcuries of that decay product which would be present at that time if that decay product were then in a state of equilibrium with that radionuclide in the valve;

(b)

any apparatus, equipment or appliance which is radioactive material solely because it incorporates an electronic valve or valves falling within the preceding paragraph.