| Total T4 MAb 125I RIA KitMp Biomedicals, LLCTotal thyroxine (TT4) IVD, kit, radioimmunoassay | 06B254030 | Mp Biomedicals, LLC | Total thyroxine (TT4) IVD, kit, radioimmunoassay |
| Free Thyroxine (fT4) ELISADRG Instruments Gesellschaft mit beschränkter HaftungFree thyroxine (FT4) IVD, kit, enzyme immunoassay (EIA) | EIA-4109 | DRG Instruments Gesellschaft mit beschränkter Haftung | Free thyroxine (FT4) IVD, kit, enzyme immunoassay (EIA) |
| ARCHITECTAbbott IrelandFree thyroxine (FT4) IVD, kit, chemiluminescent immunoassay | 7K65-34 | Abbott Ireland | Free thyroxine (FT4) IVD, kit, chemiluminescent immunoassay |
| Total Thyroxine (tT4) ELISADRG International IncMultiple thyroid marker IVD, kit, enzyme immunoassay (EIA) | EIA-5279 | DRG International Inc | Multiple thyroid marker IVD, kit, enzyme immunoassay (EIA) |