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TAMRA DBCO Catalog # Pkg Size Quantity A131-1 1mg 2070.00 A131-5 5mg 5922.00 A131-25 25mg 21510.00 TAMRA DBCO dye reacts with azides via a copper-free “click chemistry” reaction to form a stable triazole and does not require Cu-catalyst or elevated temperatures. In application where the presence of copper is a concern TAMRA DBCO is an ideal alternative to copper requiring fluorescent alkynes. TAMRA DBCO reagent is not suitable for staining intracellular components of fixed and permeabilized cells due to high backgrounds. General Properties Abs/Em Maxima 553/575 Extinction coefficient 92,000 Flow cytometry laser line 532 555 or 568 nm Microscopy laser line 532 or 555 nm Spectrally similar dyes Alexa Fluor® 546, Atto™ 543, CF™ 555 Dye, DyLight™549 Molecular weight 937.07 CAS N/A Solubility DMSO, DMF Purity >95% (HPLC) Appearance Dark red solid Storage conditions -20C Shipping conditions Ambient temperature