Description
AF647-NHS ester is an analog of Alexa Fluor 647 (AF647). NHS ester can covalently bind to molecules with amino groups (such as proteins, antibodies, etc.). AF647 is a far-red fluorescent dye with an excitation wavelength (λex) of 635 nm (conventional fluorescence detection)/620 nm (instantaneous detection). Storage: Protect from light[1][2]