Goat anti-mouse IgG (H&L), is an adsorbed F(ab)'2 fragment of secondary antibody conjugated to FITC (fluorescein-5-isothiocyanate). Amax = 494 nm, Emax = 518 nm. Fluor to protein ratio is 3-7 moles FITC per mole antibody. Antibody purity is >90% based on SDS-PAGE. Antibody solution may contain small amounts of intact IgG.