Cy5.5-PEG-FA (MW 5000)

Cy5.5-PEG-FA (MW 5000) is a fluorescently labeled biomolecule consisting of the Cy5.5 fluorophore, polyethylene glycol (PEG), and folic acid (FA) . The Cy5.5 dye is commonly employed in applications such as immunolabeling and nucleic acid labeling, with its maximum emission wavelength around 710 nm.