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CF660C

CF®660C (Ex-Max 667 nm/Em-Max 685 nm)

CF®660C from Biotium is a fluorophore with an excitation peak at 667 nm and an emission peak at 685 nm. It can be useful in both fluorescence microscopy and flow cytometry. It is spectrally similar to Alexa Fluor™ 660.

Excitation & emission spectra

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Key facts

Excitation maximum
667 nm
Emission maximum
685 nm
Optimal laser line
628-640
Optimal filter
695/40
Relative brightness
3 of 5
Extinction coefficient
200000
Molecular weight
3112
Commercial antibodies
23 from 1 supplier

CF660C has an excitation maximum at 667 nm and an emission maximum at 685 nm, a Stokes shift of 18 nm. Its extinction coefficient is 200000 M⁻¹cm⁻¹. It is optimally excited by the 628-640 laser line.

Frequently asked questions

What is CF660C?
CF®660C from Biotium is a fluorophore with an excitation peak at 667 nm and an emission peak at 685 nm. It can be useful in both fluorescence microscopy and flow cytometry. It is spectrally similar to Alexa Fluor™ 660.
What laser excites CF660C?
CF660C is optimally excited by the 628-640 laser line. Its excitation maximum is 667 nm.
What filter should I use to detect CF660C?
A 695/40 filter captures the peak of the CF660C emission near 685 nm with minimal spillover.
How bright is CF660C?
CF660C has a relative brightness of 3 out of 5.
How many antibodies are available conjugated to CF660C?
FluoroFinder tracks 23 commercially available CF660C conjugates, searchable by target, clone, host and application.