Recombinant 2019-nCoV S1+S2 Protein (ECD, His Tag)

Ships on dry ice. Lyophilized proteins are stable for up to 12 months when stored at -20 to -80°C. Reconstituted protein solution can be stored at 4-8°C for 2-7 days. Aliquots of reconstituted samples are stable at < -20°C for 3 months.