Supplier Page from Thermo Fisher Scientific for Copper foil, 1.0mm (0.04in) thick, Puratronic:r, 99.999% (metals basis)
Epichlorohydrin, 99% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl 2-hydroxyethyl sulfide, 98% from Thermo Fisher Scientific
Farnesol, 96%, mixture of isomers from Thermo Fisher Scientific