Regulations last checked for updates: Feb 07, 2026

Title 21 - Food and Drugs last revised: Dec 18, 2026
§ 866.5425 - Alpha

(a) Identification. An alpha-2-glycoproteins immunolgical test system is a device that consists of the reagents used to measure by immunochemical techniques the alpha-2-glycoproteins (a group of plasma proteins found in the alpha-2 group when subjected to electrophoresis) in serum and other body fluids. Measurement of alpha-2-glycoproteins aids in the diagnosis of some cancers and genetically inherited deficiencies of these plasma proteins.

(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 § 866.9.

[47 FR 50823, Nov. 9, 1982, as amended at 65 FR 2312, Jan. 14, 2000]
authority: 21 U.S.C. 351,360,360c,360e,360j,360
source: 47 FR 50823, Nov. 9, 1982, unless otherwise noted.
cite as: 21 CFR 866.5425