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Spark UV 387

Spark UV 387 (Ex-Max 341 nm/Em-Max 387 nm)

Spark UV® 387 from Biolegend is a fluorophore with an excitation peak at 351 nm and an emission peak at 387 nm. This fluorophore is an alternative to Alexa Fluor™ 350 and can be excited by the 355 nm laser.

Excitation & emission spectra

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Key facts

Excitation maximum
341 nm
Emission maximum
387 nm
Optimal laser line
355
Optimal filter
379/28
Relative brightness
2 of 5
Commercial antibodies
262 from 2 suppliers

Spark UV 387 has an excitation maximum at 341 nm and an emission maximum at 387 nm, a Stokes shift of 46 nm. It is optimally excited by the 355 laser line.

Frequently asked questions

What is Spark UV 387?
Spark UV® 387 from Biolegend is a fluorophore with an excitation peak at 351 nm and an emission peak at 387 nm. This fluorophore is an alternative to Alexa Fluor™ 350 and can be excited by the 355 nm laser.
What laser excites Spark UV 387?
Spark UV 387 is optimally excited by the 355 laser line. Its excitation maximum is 341 nm.
What filter should I use to detect Spark UV 387?
A 379/28 filter captures the peak of the Spark UV 387 emission near 387 nm with minimal spillover.
How bright is Spark UV 387?
Spark UV 387 has a relative brightness of 2 out of 5.
How many antibodies are available conjugated to Spark UV 387?
FluoroFinder tracks 262 commercially available Spark UV 387 conjugates, searchable by target, clone, host and application.