Asante Calcium Red, the next generation of fluorescent ion indicators, brings you calcium imaging in the red spectrum, with your choice of ratiometric or nonratiometric modes.
Ratiometric Mode: Single excitation with argon laser (488 nm); RED versus GREEN dual visible emission ratiometry.
Non-ratiometric mode: 540 nm excitation; RED 650 nm emission.
Low Kd visible sodium indicator.