Name: Spectral characteristics of iFluor® 488, Alexa Fluor® 488 and FITC
Creator: AAT Bioquest
License: https://www.aatbio.com/tou.html

Spectral characteristics of iFluor® 488, Alexa Fluor® 488 and FITC

Dye	Ex (nm)	Em (nm)	Extinction Coefficient (M-1cm-1)	Quantum Yield	Unit Size	Cat No.
iFluor^® 488	491	516	75,000	0.9	1 mg	1023
XFD488 Alexa Fluor^® 488 equivalent	499	520	73,000	0.92	1 mg	1812
FITC	491	516	73,000	0.92	1 g	121
Rows per page: 1–3 of 3

References

This online resource may be cited as follows

MLA	"Quest Database™ Spectral characteristics of iFluor® 488, Alexa Fluor® 488 and FITC." AAT Bioquest, Inc., 20 Jan. 2026, https://www.aatbio.com/data-sets/spectral-characteristics-of-ifluor-488-alexa-fluor-488-and-fitc.
APA	AAT Bioquest, Inc. (2026, January 20). Quest Database™ Spectral characteristics of iFluor® 488, Alexa Fluor® 488 and FITC. AAT Bioquest. https://www.aatbio.com/data-sets/spectral-characteristics-of-ifluor-488-alexa-fluor-488-and-fitc.
BibTeX	EndNote	RefMan