This product is an affinity-purified goat anti-rat IgG antibody, with a titer (ELISA) >1:400,000. It exhibits excellent immunoreactivity with rat IgG (including subtypes IgG1, IgG2a, IgG2b, IgG3, etc.) and shows no cross-reactivity with human IgG, rabbit IgG, or other immunoglobulins. It is suitable for scientific research applications such as ELISA, IHC, and Blot.