Quenchers

Dark Quenchers for biomedical applications

Amine-reactive Quenchers

Click product number to get the data sheet in PDF format

Number	Product Name	Absorption max. [nm]	Extinction  Coefficient [M–1cm–1]		Solvent System	Solubility
K8-1649	SQ740-mono-NHS	740	44,000		Water	Water, Ethanol, DMF, DMSO
K8-1902	SQ565-mono-NHS	560	22,000		Water	Water, Ethanol, DMF, DMSO
K8-2602	SQ755-di-NHS	698, 756	200,000		Water	Water, Ethanol, DMF, DMSO

Quencher Probes

Number	Product Name	Absorption max. [nm]	Extinction  Coefficient [M–1cm–1]		Solvent System	Solubility
K7-1500	Q535 (DTNI)	535	15,000		Toluene	DMF, Ethanol, Acetonitrile, Chloroform, Toluene
K7-1510	Q435	435	16,000		Toluene	DMF, Ethanol, Acetonitrile, Chloroform, Toluene

Calculation of the Dye-to-Protein Ratio

Frequently Used Fluorescence Excitation Sources

Last modified: 01/02/09

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