Title 21: Food and Drugs
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/ PART 880 - GENERAL HOSPITAL AND PERSONAL USE DEVICES
/ Subpart C - General Hospital and Personal Use Monitoring Devices / § 880.2920 Clinical mercury thermometer.
§ 880.2920 Clinical mercury thermometer.
(a) Identification. A clinical mercury thermometer is a device used to measure oral, rectal, or axillary (armpit) body temperature using the thermal expansion of mercury.
(b) Classification. Class II (special controls). The device is exempt from the premarket notification procedures in subpart E of part 807 of this chapter subject to § 880.9.