Loading the Dye Directory…

CF450

CF®450 (Ex-Max 450 nm/Em-Max 538 nm)

CF®450 from Biotium is a fluorophore with an excitation peak at 450 nm and an emission peak at 538 nm. Due to its unique spectral characteristics, it can be used in spectral flow cytometry.

Excitation & emission spectra

400450500550600650700750800

Key facts

Excitation maximum
450 nm
Emission maximum
538 nm
Optimal laser line
405
Optimal filter
530/43
Relative brightness
2 of 5
Extinction coefficient
40000
Molecular weight
689

CF450 has an excitation maximum at 450 nm and an emission maximum at 538 nm, a Stokes shift of 88 nm. Its extinction coefficient is 40000 M⁻¹cm⁻¹. It is optimally excited by the 405 laser line.

Frequently asked questions

What is CF450?
CF®450 from Biotium is a fluorophore with an excitation peak at 450 nm and an emission peak at 538 nm. Due to its unique spectral characteristics, it can be used in spectral flow cytometry.
What laser excites CF450?
CF450 is optimally excited by the 405 laser line. Its excitation maximum is 450 nm.
What filter should I use to detect CF450?
A 530/43 filter captures the peak of the CF450 emission near 538 nm with minimal spillover.
How bright is CF450?
CF450 has a relative brightness of 2 out of 5.