... independent clinical studies including WHO, Geneva One Step HBVs Test ProfileRapid, Visual Chromatographic Assay for Detection of HBsAg, HBsAb ... HBeAg, HBeAb, HBcAb, HBc-IgMSummary:One Step HBsAg Test is a colloidal gold enhanced immunoassay that detects hepatitis B ... indication the rest result is valid. Advantages:1. High sensitivity and specificity for immunization screening2. Low detection limits ...