FVS520

FVS520 (Fixable Viability Stain 520) from BD Biosciences is an amine-reactive viability dye used in flow cytometry when it will be necessary to fix and/or permeabilize the cells after staining. This reagent has an excitation peak at 490 nm and an emission peak at 515 nm. see less FVS520 (Fixable Viability Stain 520) from BD Biosciences is an amine-reactive viability dye used in flow cytometry when it will be necessary to fix and/or permeabilize the cells after staining. This reagent has an excitation peak at 490 nm and an emission peak at 515 nm.