10 C.F.R. § 35.2204 Records of molybdenum-99 concentrations.
Title 10 - Energy
A licensee shall maintain a record of the molybdenum-99 concentration tests required by §35.204(b) for 3 years. The record must include, for each measured elution of technetium-99m, the ratio of the measures expressed as kilobecquerel of molybdenum-99 per megabecquerel of technetium-99m (or microcuries of molybdenum per millicurie of technetium), the time and date of the measurement, and the name of the individual who made the measurement.
Title 10: Energy
PART 35—MEDICAL USE OF BYPRODUCT MATERIAL
Subpart L—Records
§ 35.2204 Records of molybdenum-99 concentrations.