Dark Quenchers Modifications
Black Hole Quencher®-1
BHQ-1® is best suited for fluorophores that emit in the wavelength range from FAMTM to TAMRATM.
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Black Hole Quencher®-2
BHQ®-2 is best suited for fluorophores in the Cy3TM to Cy5TM wavelength range.
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Dabcyl is a relatively weak dark quencher and is best suited for use in Molecular Beacons where the hairpin places the quencher and fluorescent dye in close proximity.
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