Fluorescein-PEG5-Acid Formula: C34H38N2O12S CAS: 2183440-40-4 is a xanthene dye with excitation/emmission maximum 494/517 nm and a free terminal carboxyl acid.
Polyethylene Glycol PEG Linkers > Fluorescent PEG > Fluorescein-PEG-Acid
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