The SARS-CoV-2 IgG detection kit is designed for qualitative detection of human IgG antibodies in serum collected from individuals suspected of prior infection with the virus that causes . This fast and simple ELISA uses the receptor binding domain (RBD) of the SARS-CoV-2 Spike protein (BPS Bioscience #100696) to identify IgG antibodies that indicate a previous infection with SARS-CoV-2.