Goat anti-human IgA + IgG + IgM,Rhodamine (TRITC-tetramethylrhodamine-5-isothiocyanate) conjugated is a F (ab)'2 fragment of a secondary antibody which binds to human IgA and IgG and IgM in immunological assays. TRITC has Amax = 550 nm, Emax = 570 nm. Antibody purity is > 90% based on SDS-PAGE. Antibody solution may contain small amounts of intact IgG.