RH 421 [N-(4-Sulfobutyl)-4-(4-(4- (dipentylamino)phenyl)butadienyl)pyridinium, inner salt] Cat # 21482 Storage F/D/L (see storage codes below) Unit Size 5 mg Ex (nm) 515 Em (nm) 704 MW 498.72 Solvent Water RH 237 [N-(4-Sulfobutyl)-4-(6-(4-(dibutylamino)phenyl)hexatrienyl)pyridinium, inner salt] is a neuron-tracing dye. It is used for monitoring membrane potential, synaptic activity and ion channel activity of neurons. Detailed Information: Protocol References MSDS Related Products: Membrane Potentials Neurological Stains Storage Codes: D = Desiccated L = Avoid light F = Freeze (<-15 癈) R = Refrigerated (2-4 癈) RT = Room temperature (4-50 癈)