Supplier Page from Thermo Fisher Scientific for Fluorescein isothiocyanate isomer I, 90%, pure
4-Ethylphenol, 97% from Thermo Fisher Scientific
Ethyl 2-mercaptoacetate, 99% from Thermo Fisher Scientific
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific