UltraPolymer Donkey Goat IgG (H&L) HRP Secondary antibody 15ml. UltraPolymer Donkey Goat IgG (H&L) HRP Secondary antibody, Host: Donkey, Species: Donkey, Isotype: IgG, Immunogen: Goat IgG (H&L), Synonym: Anti-goat IgG, HRP-Linked Antibody, HRP linked secondary antibody, Uses: IHC, Size: 15ml