This is a research-use-only antibody, sourced from rabbits immunized with rat IgG, available in various sizes (500μL, 120μL, 1mL), and suitable for dilution in applications like Western Blot, Immunohistochemistry, and ELISA assays. It's a polyclonal antibody, derived from multiple sources, and ideal for research where a secondary antibody is needed for signal amplification or detection.