Cellulose is labeled with fluorescein, Ex/Em wavelength 494/518 nm (FITC). Purity: >95% powder. Standard Degree of substitution (DoS): 1 mol % substitution and at least one dye molecule per cellulose polymer. Cellulose labeled with other types of fluorescent dyes or biomolecular probes may be offered through our custom synthesis.
1) Probing the mechanisms of drug release from hydroxypropyl methyl cellulose matrixes, Pharmaceutical Research, 1994, 11(10):1379-84