RH421 is a fast responding membrane potential dye, exhibiting >20% fluorescence change per 100 mV on neuroblastoma cells.
- λ Ex/λ Em = 515/704 nm (MeOH)
- Red solid soluble in DMSO, EtOH or DMF
- Store at -20°C and protect from light, especially in solution
- MW: 498.72
1. Biophys J 42, 195 (1983).
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