Section 173.424 - Excepted packages for radioactive instruments and articlesA radioactive instrument or article and its packaging are excepted from requirements in this subchapter for specification packaging, labeling, marking (except for the UN identification number marking requirement described in §173.422(a) ), and if not a hazardous substance or hazardous waste, shipping papers and the requirements of this subpart if:
(a) Each package meets the general design requirements of §173.410;(b) The activity of the instrument or article does not exceed the relevant limit listed in Table 4 in §173.425;(c) The total activity per package does not exceed the relevant limit listed in Table 4 in §173.425;(d) The radiation level at 10 cm (4 in) from any point on the external surface of any unpackaged instrument or article does not exceed 0.1 mSv/hour (10 mrem/hour);(e) The active material is completely enclosed by non-active components (a device performing the sole function of containing radioactive material shall not be considered to be an instrument or manufactured article);(f) The radiation level at any point on the external surface of a package bearing the article or instrument does not exceed 0.005 mSv/hour (0.5 mrem/hour), or, for exclusive use domestic shipments, 0.02 mSv/hour (2 mrem/hour);(g) The nonfixed (removable) radioactive surface contamination on the external surface of the package does not exceed the limits specified in §173.443(a);(h) Except as provided in §173.426, the package does not contain more than 15 g of uranium-235; and(i) The package is otherwise prepared for shipment as specified in §173.422.