Fluorescence Tools
FRET Products

Anaspec, the leader in Fluorescence Resonance Energy Transfer (FRET) technologies, offers innovative products for FRET applications:

  • QXL™ quenchers, peak performance across the full visible spectrum
  • QXL™ 670 and 680, the most effective quenchers for Cy5 and Cy5-like dyes
  • HiLyte Fluor™ dyes, superior donors optimized to pair with QXL acceptors
  • A variety of reactive forms to choose for your conjugations
  • An extensive list of novel FRET peptides for analysing proteases
  • Ready-to-use FRET assays…




Chemical reactivities and spectral properties of FRET building blocks from Anaspec




Ask for your copy of the FRET brochure
A short selection of kits and reagents


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