Mouse Anti-Human IgM antibody [SA-DA4] (AP) Cat. No. GTX04176-03 Cat. No. GTX04176-03 GTX04176-03 ELISA Image ELISA analysis of purified human immunoglobulins using serially diluted GTX04176-03 Mouse Anti-Human IgM antibody [SA-DA4] (AP). See all Human IgM products