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Dual Labeled Fluorescent Probes - BHQ-2 Quencher

Please select your desired Fluorescent Probe by clicking the basket and type the related sequence into the pop-up window. Prices include up to 40 bases per probe, HPLC purification and MALDI ToF quality check to provide probes of exceptional purity. For longer oligonucleotides or other reporter/quencher combinations please inquire.


A yield of 1 OD represents approx. 33 µg of single-stranded DNA with an equal distribution of the four bases. This corresponds to approx. 5 nmol (50 µl / 100 µM) of a DNA probe consisting of 20 bases.

Black Hole Quencher® and BHQ® are trademarks registered with the US Patent and Trade Office (USPTO) Registration Number 2,883,942 and the World Intellectual Property Organization (WIPO) registration number 832 809. These compounds are protected under international patent protection filed with the USPTO under patent application 09/567,863 currently under allowance.
Black Hole Quencher dyes are licensed for sale by Biosearch Technologies, Inc., Novato, California, USA, and these products are sold exclusively for research and development purposes only. These products may not be used for any human or veterinary clinical or diagnostic purposes or any commercial purpose without express permission from Biosearch. Further, these products may not be re-sold, distributed, re-labeled or re-packaged.