Author Admin Posted on Jul 10, 2026Jul 15, 2026 Core Tests COVID-19 Ag Test COVID-19 Ag Test is the Immunochromatography test used for qualitative detection ofthe COVID-19 antigen in human nasopharyngeal swab specimens. Format: CassetteSpecimen: Nasopharyngeal SwabDetection Time: 10-15minutesStorage: Store at 2-30 CShelf life: 24 months