View all text of Subpart B [§ 892.1000 - § 892.2080]
§ 892.1400 - Nuclear sealed calibration source.
(a) Identification. A nuclear sealed calibration source is a device that consists of an encapsulated reference radionuclide intended for calibration of medical nuclear radiation detectors.
(b) Classification. Class I (general controls). The device is exempt from the premarket notification procedures in subpart E of part 807 of this chapter, subject to the limitations in § 892.9.