SARS-CoV-2 Spike S1(K417N, E484K, N501Y, D614G)-His Recombinant HEK293 Cell Lysate (WB positive control)

Store at 4 degree C for up to twelve months from date of receipt. After re-dissolution, aliquot and store at -80 degree C for up to twelve months. Avoid repeated freeze-thaw cycles.