Supplier Page from Thermo Fisher Scientific for 2,2',4,4'-Tetrahydroxybenzophenone, 98+%
1-Fluoro-2-nitrobenzene, 99% from Thermo Fisher Scientific
2-Ethylaniline, 98% from Thermo Fisher Scientific
Ethyl chloroformate, 99% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific