Supplier Page from Thermo Fisher Scientific for 2-(Tri-n-butylstannyl)thiophene, 97%
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl 2-mercaptoacetate, 99% from Thermo Fisher Scientific
Ethyl benzoate, 99+% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific