Rabbit anti-rat IgG (H&L) is a secondary antibody conjugated to FITC, which binds to anti-rat IgG (H&L) in immunological assays. Antibody is affinity purified using solid phase rat IgG (H&L). Fluorescein-5-isothiocyanate (FITC) has Amax = 494 nm; Emax = 518 nm