This antibody reacts with the IgM chain C region and does not cross-react with human IgG and recombinant human IgG1, IgG2, IgG3, IgG4, IgA or IgE. This can be used in an Indirect ELISA (1 μg/mL) or as a capture antibody in a sandwich ELISA (5 μg/mL). Ant