Mouse anti-Human IgG2 Fc antibody [31-7-4] (HRP) Cat. No. GTX03662 Cat. No. GTX03662 GTX03662 ELISA Image ELISA analysis of purified human IgG1, IgG2, IgG3, and IgG4 using serially diluted GTX03662 Mouse anti-Human IgG2 Fc antibody [31-7-4] (HRP). See all Human IgG2 products