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Dyes for Your Near-Infrared Imaging Needs
IRDye 750 is a symmetric dye with a peak excitation at 756 nm and maximum emission at 776 nm in 1X PBS. It is spectrally similar to other 750 dyes that are used for flow cytometry, microscopy and other applications. This dye is available as an NHS ester or maleimide form.
| Solvent | Ext. Coeff. (M-1cm-1) | Abs Max (nm) | Em Max (nm) |
|---|---|---|---|
| Methanol | 330,000 | 766 | 776 |
| 1X PBS | 260,000 | 756 | 776 |
| PBS: Methanol | 260,000 | — | — |
IRDye 750 NHS Ester is an infrared dye with detection near 750 nm. The NHS ester reactive group provides the functionality for labeling primary amino groups.
Storage: -20 °C
IRDye 750 Maleimide is an infrared dye with detection near 750 nm. Maleimide reactive group provides the functionality for labeling molecules that contain free sulfhydryl (-SH thiol) groups. This reactive group allows conjugations reactions to be performed at physiological pH.
Storage: -20 °C