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Alexa Fluor Plus 488

Alexa Fluor™ Plus 488 is a fluorescent dye with an excitation peak at 493 nm and an emission peak at 518 nm. The Alexa Fluor ™ Plus line of reagents have increased brightness and photostability to enable researchers to detect and visualize low-abundance targets in rare or precious samples.

Excitation & emission spectra

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Key facts

Excitation maximum
493 nm
Emission maximum
518 nm
Optimal laser line
488
Commercial antibodies
17.1k from 3 suppliers

Alexa Fluor Plus 488 has an excitation maximum at 493 nm and an emission maximum at 518 nm, a Stokes shift of 25 nm. It is optimally excited by the 488 laser line.

Frequently asked questions

What is Alexa Fluor Plus 488?
Alexa Fluor™ Plus 488 is a fluorescent dye with an excitation peak at 493 nm and an emission peak at 518 nm. The Alexa Fluor ™ Plus line of reagents have increased brightness and photostability to enable researchers to detect and visualize low-abundance targets in rare or precious samples.
What laser excites Alexa Fluor Plus 488?
Alexa Fluor Plus 488 is optimally excited by the 488 laser line. Its excitation maximum is 493 nm.
How many antibodies are available conjugated to Alexa Fluor Plus 488?
FluoroFinder tracks 17085 commercially available Alexa Fluor Plus 488 conjugates, searchable by target, clone, host and application.