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STAR 440SXP

STAR 440SXP (Ex-Max 440 nm/Em-Max 511 nm)

STAR 440SXP is a long Stokes Shift fluorophore with an excitation peak at 436 nm and an emission peak at 515 nm. It can be used with the following analysis platforms: Super Resolution Microscopy.

Excitation & emission spectra

400450500550600650700750800

Key facts

Excitation maximum
436 nm
Emission maximum
515 nm
Optimal laser line
405
Optimal filter
515/30
Relative brightness
4 of 5
Extinction coefficient
27000

STAR 440SXP has an excitation maximum at 436 nm and an emission maximum at 515 nm, a Stokes shift of 79 nm. Its extinction coefficient is 27000 M⁻¹cm⁻¹. It is optimally excited by the 405 laser line.

Frequently asked questions

What is STAR 440SXP?
STAR 440SXP is a long Stokes Shift fluorophore with an excitation peak at 436 nm and an emission peak at 515 nm. It can be used with the following analysis platforms: Super Resolution Microscopy.
What laser excites STAR 440SXP?
STAR 440SXP is optimally excited by the 405 laser line. Its excitation maximum is 436 nm.
What filter should I use to detect STAR 440SXP?
A 515/30 filter captures the peak of the STAR 440SXP emission near 515 nm with minimal spillover.
How bright is STAR 440SXP?
STAR 440SXP has a relative brightness of 4 out of 5.