Supplier Page from Thermo Fisher Scientific for Rhenium foil, 0.5mm (0.02in) thick, annealed, 99.97% (metals basis)
4-Ethylaniline, 99+% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific