链霉亲和素，β-半乳糖苷酶结合物

链霉亲和素，β-半乳糖苷酶结合物, This Streptavidin, β-Galactosidase Conjugate is validated for use in Enzyme Immunoassay, Immunohistochemistry.

链霉亲和素，β-半乳糖苷酶结合物, streptavidin 1-2 units/mg protein, lyophilized powder