21 C.F.R. § 862.1805 Vitamin A test system.
Title 21 - Food and Drugs
(a) Identification. A vitamin A test system is a device intended to measure vitamin A in serum or plasma. Measurements obtained by this device are used in the diagnosis and treatment of vitamin A deficiency conditions, including night blindness, or skin, eye, or intestinal disorders. (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 §862.9. [52 FR 16122, May 1, 1987, as amended at 65 FR 2308, Jan. 14, 2000]
Title 21: Food and Drugs
PART 862—CLINICAL CHEMISTRY AND CLINICAL TOXICOLOGY DEVICES
Subpart B—Clinical Chemistry Test Systems
§ 862.1805 Vitamin A test system.

