Supplier Page from Thermo Fisher Scientific for HEPES, 0.5M buffer soln., pH 8.5
1-Fluoro-2-nitrobenzene, 99% from Thermo Fisher Scientific
Ethyl picolinate, 99% from Thermo Fisher Scientific
Eugenol, 99% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific