The antigen of SARS-CoV-2 is a nucleocap-sid protein with viral activity which is essential for virus to replicate in a host. Individuals infected with SARS-CoV-2 are found to have these antigens in their body which can be detected using nasopharyn-geal swab during diagnostic tests.
Test item | Principle | Sample type | Sample volume | Time | Pretreatment | Package | Storage | Expiration date |
COVID-19 Ag | Immunofluorescence | Nasopharyngeal swab | 35 μL | < 3 min | X | 20 tests / Kit | 2 ~ 30 ˚C | 12 month |