1.1 This specification covers uranium ore concentrate containing a minimum of 65 mass % uranium.

1.2 This specification does not include requirements for health and safety. Observance of this standard does not relieve the user of the obligation to be aware of and conform to all applicable international, national, state, and local regulations pertaining to possessing, shipping, or using source nuclear material (see 2.2).

1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.