Supplier Page from Thermo Fisher Scientific for Silver foil, 0.28mm (0.011in) thick, annealed, 99.9% (metals basis)
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl 2-bromoisobutyrate, 98% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Ethyl isonipecotate, 98+% from Thermo Fisher Scientific