Mouse Anti-Rat IgM antibody [M2A1] (PE) Cat. No. GTX04143-08 Cat. No. GTX04143-08 GTX04143-08 ELISA Image ELISA analysis of purified rat immunoglobulins using serially diluted GTX04143-08 Mouse Anti-Rat IgM antibody [M2A1] (PE). See all Rat IgM products