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XFD680

XFD680 from AAT Bioquest has an excitation peak at 681 nm and an emission peak at 704 nm and is similar in size, brightness and application to Alexa Fluor™ 680 (ThermoFisher Scientific), Cy®5.5 (GE Healthcare), IR680® (Licor), and iFluor® 680 (ATT Bioquest). It is commonly used in flow cytometry and fluorescence microscopy applications.

Excitation & emission spectra

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Key facts

Excitation maximum
681 nm
Emission maximum
704 nm
Optimal laser line
680
Relative brightness
1 of 5
Extinction coefficient
184000

XFD680 has an excitation maximum at 681 nm and an emission maximum at 704 nm, a Stokes shift of 23 nm. Its extinction coefficient is 184000 M⁻¹cm⁻¹. It is optimally excited by the 680 laser line.

Frequently asked questions

What is XFD680?
XFD680 from AAT Bioquest has an excitation peak at 681 nm and an emission peak at 704 nm and is similar in size, brightness and application to Alexa Fluor™ 680 (ThermoFisher Scientific), Cy®5.5 (GE Healthcare), IR680® (Licor), and iFluor® 680 (ATT Bioquest). It is commonly used in flow cytometry and fluorescence microscopy applications.
What laser excites XFD680?
XFD680 is optimally excited by the 680 laser line. Its excitation maximum is 681 nm.
How bright is XFD680?
XFD680 has a relative brightness of 1 out of 5.