Purity:Purified by Protein A affinity chromatography.
Form:Supplied as a liquid in PBS, pH 7.2. No preservative added. No stabilizing proteins added. Labeled with Alkaline Phosphatase (AP).
Specificity:Specific for the heavy chain of human IgM (mu chain of human IgM). Does not crossreact with IgG, IgA and IgE when tested by double immunodiffusion and ELISA.