Purity:Purified by Protein A affinity chromatography from ascites.
Form:Supplied as a liquid in PBS, pH 7.2, 0.01% thimerosal. Labeled with Horseradish Peroxidase (HRP).
Specificity:Recognizes an epitope in the Fc region of human IgG4. No crossreactivity is observed with human IgG1, IgG2, IgG3, IgM or IgA isotypes. Species Crossreactivity: chimpanzee.