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SeTau-680-NHS

SeTau-680-NHS (Ex-Max 683 nm/Em-Max 705 nm)

SeTau-680 from SETA BioMedicals is a fluorophore with an excitation peak at 683 nm and an emission peak at 705 nm. SeTau dyes are available as streptavidin conjugates or as various reactive dyes for your own conjugation.

Excitation & emission spectra

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Key facts

Excitation maximum
683 nm
Emission maximum
705 nm
Optimal laser line
628-680
Optimal filter
695/40
Relative brightness
5 of 5
Extinction coefficient
295000
Quantum yield
0.58

SeTau-680-NHS has an excitation maximum at 683 nm and an emission maximum at 705 nm, a Stokes shift of 22 nm. Its extinction coefficient is 295000 M⁻¹cm⁻¹. It is optimally excited by the 628-680 laser line.

Frequently asked questions

What is SeTau-680-NHS?
SeTau-680 from SETA BioMedicals is a fluorophore with an excitation peak at 683 nm and an emission peak at 705 nm. SeTau dyes are available as streptavidin conjugates or as various reactive dyes for your own conjugation.
What laser excites SeTau-680-NHS?
SeTau-680-NHS is optimally excited by the 628-680 laser line. Its excitation maximum is 683 nm.
What filter should I use to detect SeTau-680-NHS?
A 695/40 filter captures the peak of the SeTau-680-NHS emission near 705 nm with minimal spillover.
How bright is SeTau-680-NHS?
SeTau-680-NHS has a relative brightness of 5 out of 5 (quantum yield 0.58).