Goat anti-Rabbit IgG (H&L), DyLight 550 conjugated, min. cross-reactivity to human serum proteins is a secondary antibody conjugated to DyLight 550, which binds to rabbit IgG in immunological assays. DyLight 550 has Amax = 562 nm, Emax = 576 nm. DyLight is a registered trade mark of Thermofisher Inc., and its subsidaries.