Transferrin - 50nm Gold Conjugate Optical Density:10OD 00E-02 <12% 2

00E-02 <12% 2

): 425-440nm

(mg/ml)* Size Dispersity (+/-nm) Particle Volume (nm3) Surface Area (nm2) Surface/Volume Ratio Particle Mass (g) Molar Mass (g/mol) Molar Concentration* 30 400-410 1

Biotin surface density: 0

All of our batches go through stringent quality control prior to shipment to our customers to guarantee size and monodispersity

Transferrin - 50nm Gold Conjugate Optical Density:10OD 00E-02 <12% 2Gold nanoparticle core size: 50nm Absorbance (lambda max.): 535nm Optical density: Available at OD=3 and OD=10, select in product options Conjugated protein: Holo Transferrin (from human serum) Working dilution: 1: 5 1: 100 Supplied in: 1XPBS (pH 7. 4), 20% glycerol (v v), 1% BSA Applications Transferrin gold conjugates are suitable for use in cell uptake studies and can be detected using light microscopy (requires silver enhancement), darkfield