21 CFR Subpart B
Biological Stains
June 25, 2020
§
864.1850
Dye and chemical solution stains
§
864.1860
Immunohistochemistry reagents and kits
§
864.1865
Cervical intraepithelial neoplasia (CIN) test system
§
864.1866
Lynch syndrome test systems
§
864.1870
Early growth response 1 (EGR1) gene fluorescence in-situ hybridization (FISH) test system for specimen characterization