Supplier Page from Thermo Fisher Scientific for TRIS, 0.5M buffer soln., pH 6.8
3-Ethoxy-2-cyclohexen-1-one, 99% from Thermo Fisher Scientific
Ellagic acid, 97% from Thermo Fisher Scientific
Ethyl 3-aminobenzoate, 99+% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific