BioTechne COVID-SeroKlir Kantaro SARS-CoV-2 IgG Ab Kit (EUA), Detection Method: ELISA, Sample Type: Serum, EDTA Plasma, Heparin Plasma, Sensitivity: 3.2 AU/mL, Content And Storage: Store the unopened product at 2 deg. to 8 deg.C. Do not use past expiratio