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Other Dye-CD Antibody Conjugates
AAT Bioquest offers a comprehensive selection of CD antibody conjugates featuring alternative fluorescent dyes beyond our iFluor®, XFD, PE, APC, and PerCP series. This category includes mFluor™ dyes, a distinct small-molecule fluorophore series optimized for UV, violet, blue, and red laser excitation, as well as classic fluorophores such as FITC, TRITC, Pacific Blue, and Pacific Orange. These conjugates provide researchers with expanded options for building multicolor flow cytometry panels across diverse instrument configurations.
mFluor™ UV and Violet Dye-CD Antibody Conjugates

mFluor™ UV and Violet dyes are optimized for UV (355 nm) and violet (405 nm) laser excitation, enabling expanded multicolor panel options on cytometers equipped with these laser lines. These dyes fill spectral gaps in the UV and violet-excited range where few alternatives exist.
Spectral Properties
  • mFluor™ UV375: Ex/Em = 355/375 nm
  • mFluor™UV460: Ex/Em = 355/460 nm (spectrally comparable to BUV496)
  • mFluor™ Violet 450: Ex/Em = 405/450 nm (spectrally comparable to BV421)
  • mFluor™ Violet 500: Ex/Em = 405/500 nm (spectrally comparable to BV510)
  • mFluor™ Violet 510: Ex/Em = 405/510 nm
  • mFluor™ Violet 540: Ex/Em = 405/540 nm (spectrally comparable to BV570)
mFluor™ Blue, Green, and Red Dye-CD Antibody Conjugates

mFluor™ Blue, Green, and Red dyes are optimized for blue (488 nm) and red (633/640 nm) laser excitation. These dyes provide bright alternatives to traditional fluorophores in the yellow-orange and far-red spectral regions.
Spectral Properties
  • mFluor™ Blue 570: Ex/Em = 488/570 nm
  • mFluor™ Green 620: Ex/Em = 488/620 nm
  • mFluor™ Red 700: Ex/Em = 633/700 nm (comparable to Alexa Fluor 700)
  • mFluor™ Red 780: Ex/Em = 633/780 nm (comparable to Alexa Fluor 780)
Classic Dye-CD Antibody Conjugates

Classic fluorescent dyes remain widely used in flow cytometry for legacy panel compatibility, established compensation settings, and cost-sensitive applications. FITC (fluorescein isothiocyanate) provides bright green fluorescence with 488 nm excitation, while TRITC (tetramethylrhodamine) offers orange emission with 532/561 nm excitation. Pacific Blue and Pacific Orange are violet laser-excited dyes that complement modern multicolor panel designs.
Spectral Properties
  • FITC: Ex/Em = 494/518 nm (488 nm laser, green emission)
  • TRITC: Ex/Em = 550/570 nm (532/561 nm laser, orange emission)
  • Pacific Blue: Ex/Em = 401/452 nm (405 nm laser, blue emission)
  • Pacific Orange: Ex/Em = 400/551 nm (405 nm laser, orange emission)

This document (01.0279.251203r1) was last updated on Thu Feb 12 2026. All trademarks and registered trademarks mentioned herein are the property of their respective owners.