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Brilliant Blue 515

BB515 (Ex-Max 484 nm/Em-Max 631 nm)

Horizon Brilliant™ Blue 515 (BB515), exclusive to BD Biosciences, is a brighter alternative to FITC and Alexa Fluor™ 488 in flow cytometry. It has an excitation peak at 490 nm and an emission peak at 515 nm.

Excitation & emission spectra

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Key facts

Excitation maximum
490 nm
Emission maximum
515 nm
Optimal laser line
488
Optimal filter
525/50
Relative brightness
3 of 5
Commercial antibodies
216 from 1 supplier

Brilliant Blue 515 has an excitation maximum at 490 nm and an emission maximum at 515 nm, a Stokes shift of 25 nm. It is optimally excited by the 488 laser line.

Frequently asked questions

What is Brilliant Blue 515?
Horizon Brilliant™ Blue 515 (BB515), exclusive to BD Biosciences, is a brighter alternative to FITC and Alexa Fluor™ 488 in flow cytometry. It has an excitation peak at 490 nm and an emission peak at 515 nm.
What laser excites Brilliant Blue 515?
Brilliant Blue 515 is optimally excited by the 488 laser line. Its excitation maximum is 490 nm.
What filter should I use to detect Brilliant Blue 515?
A 525/50 filter captures the peak of the Brilliant Blue 515 emission near 515 nm with minimal spillover.
How bright is Brilliant Blue 515?
Brilliant Blue 515 has a relative brightness of 3 out of 5.
How many antibodies are available conjugated to Brilliant Blue 515?
FluoroFinder tracks 216 commercially available Brilliant Blue 515 conjugates, searchable by target, clone, host and application.