Mouse Anti-Human IgA1 (Fc) antibody [B3506B4] (AP) Cat. No. GTX04182-03 Cat. No. GTX04182-03 GTX04182-03 ELISA Image ELISA analysis of purified human immunoglobulins using serially diluted GTX04182-03 Mouse Anti-Human IgA1 (Fc) antibody [B3506B4] (AP). See all Human IgA products