Fluorescein

The graph shows SERS spectrum of μM aqueous solution of Fluorescein dye on Premium-Silver hydrophilic SERSitive SERS substrate

Laser wavelength: 785 nm
Laser power: 19mW
Integration time: 6 seconds
Raman Spectrometer: B&WTEK
Lens magnification: 50x
Sampling method: immersion
The substrate used: Premium-Silver (interchangeably, you can use one of our substrates)