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Title 21

Displaying title 21, up to date as of 9/03/2026. Title 21 was last amended 8/31/2026.
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§ 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.

[53 FR 1567, Jan. 20, 1988, as amended at 54 FR 13832, Apr. 5, 1989; 66 FR 38819, July 25, 2001]