The ECOTEST COVID-19 IgG/IgM Antibody Test detects the presence of SARS-CoV-2 IgM and IgG antibodies instantly from a whole blood sample collected from a minimally-invasive fingerstick blood collection process. The test reaction time is 3-7 minutes. Detection of IgM indicates a recent infection and can be used for early diagnosis of infection. IgG antibodies gradually appear and increase in the late stage of infections.
The ideal testing window would be as indicated by the chart below: