Mouse Anti-Human IgG4 (Fc) antibody [HP6025] (AP) Cat. No. GTX04187-03 Cat. No. GTX04187-03 GTX04187-03 ELISA Image ELISA analysis of purified human immunoglobulins using serially diluted GTX04187-03 Mouse Anti-Human IgG4 (Fc) antibody [HP6025] (AP). See all Human IgG products