Sulfo-Cy5.5 maleimide is a water-soluble dye containing a maleimide group. The sulfo-Cy5.5 has excitation and emission wavelengths around 673/707 nm. The maleimide group commonly reacts with thiol groups to form a thioester bond at pH 6.5 to 7.5. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.
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