Mouse Anti-Human IgG4 (Fc) antibody [HP6025] (FITC) Cat. No. GTX04187-06 Cat. No. GTX04187-06 GTX04187-06 ELISA Image ELISA analysis of purified human immunoglobulins using serially diluted GTX04187-06 Mouse Anti-Human IgG4 (Fc) antibody [HP6025] (FITC). See all Human IgG products