CellBrite™ Steady Membrane dyes label surface membranes of live cells for 24 hours or longer. The kits include CellBrite™ Steady Enhancer, which allows selective imaging of plasma membrane fluorescence. • Blue fluorescent CellBrite™ Steady 405 has excitation/emission at 406/428 nm. 500 labelings. • Green fluorescent CellBrite™ Steady 488 has excitation/emission at 505/529 nm. 500 labelings. • Red fluorescent CellBrite™ Steady 550 has excitation/emission at 562/579 nm. 500 labelings. • Far-red fluorescent CellBrite™ Steady 650 has excitation/emission at 656/676 nm. 500 labelings. • Near-IR fluorescent CellBrite™ Steady 685 has excitation/emission at 686/708 nm. 500 labelings.