VITROS Immunodiagnostic Products Anti-HCV Reagent Pack for in vitro qualitative detection of immunoglobulin G antibody to hepatitis C virus (anti-HCV) in human serum and plasma. REF 680 2454, IVD -- Ortho-Clinical Diagnostics High Wycombe UK. Note that one sales unit has 5 Reagent Packs contained within it. Each Reagent Pack can test for 100 samples (patient, Quality Control, etc.).