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Regulations last checked for updates: Feb 11, 2026
Title 21 - Food and Drugs last revised: Dec 18, 2026
All Titles
Title 21
Chapter I
Part 866
Subpart E - Subpart E—Immunology Laboratory Equipment and Reagents
§ 866.4070 - RNA Preanalytical Systems.
§ 866.4100 - Complement reagent.
§ 866.4500 - Immunoelectrophoresis equipment.
§ 866.4520 -
§ 866.4540 - Immunonephelometer equipment.
§ 866.4600 - Ouchterlony agar plate.
§ 866.4700 - Automated fluorescence in situ hybridization (FISH) enumeration systems.
§ 866.4750 - Automated indirect immunofluorescence microscope and software-assisted system.
§ 866.4800 - Radial immunodiffusion plate.
§ 866.4830 - Rocket immunoelectrophoresis equipment.
§ 866.4900 - Support gel.
authority:
21 U.S.C. 351
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