Product Introduction SNAP-Cell® 430 is a blue fluorescent substrate that can be used to label SNAP-tag® fusion proteins inside living cells, on cell surfaces, or in vitro. It is a cell-permeable substrate (BG-430) based on diethylaminocoumarin It is suitable for appropriate blue lasers and filter sets It has an excitation maximum at 421 nm and emission maxima at 444 and 484 nm Bioz Badge Exists : True Catalog # Size Concentration S9109S 50.0 nmol