Product Description: Cy3-PEG-FA (MW 5000) is a fluorescently labeled biomolecule consisting of Cy3 (HY-D0822) fluorescent dye, polyethylene glycol (PEG), and Folic acid (FA) (HY-16637). Cy3 is commonly used in applications such as immunolabeling and nucleic acid labeling. The maximum emission wavelength of Cy3 is approximately 562-570 nm.