| Description | Solid phase sandwich ELISA for the determination human amyloidß (1-38) which held N terminal side completely in cerebrospinal fluids and cell culture supernatant. For research use only, not for use in diagnostic procedures. | Radioimmunoassay (RIA) for the determination of human 17ß-Estradiol (E2) in serum. FDA registered 510(k) Exempt. For In-Vitro Diagnostic Use. | Solid phase direct sandwich ELISA for the determination of Lysozyme in human plasma, serum, or stool. FDA exempt, can be used for in-vitro diagnostics. | Enzyme immunoassay (ELISA) for the direct quantitative determination of Pregnenolone in human serum. FDA exempt, for in vitro diagnostic use only. | Solid phase competitive enzyme immunoassay (ELISA) for the determination of free Thyroxine (fT4) in human serum. For research use only, not for use in diagnostic procedures. |