For reconstitution, pre-warm the kit to room temperature; add 100 µL of DMSO to one vial of Fixable Viability Dye 777 and mix until fully dissolved. After reconstitution, store aliquots at -20°C. Repeated freezing and thawing is not recommended.
For recommended usage, add 1 µl of Fixable Viability Dye 777 Stock Solution for each 5 ml of cell suspension/PBS (1:5000) and vortex immediately. It is recommended that the reagent be titrated for optimal performance for each application.
Please refer to the protocol for details.