Supplier Page from Thermo Fisher Scientific for Copper foil, 0.025mm (0.001in) thick, annealed, uncoated, 99.8% (metals basis)
Ellagic acid, 97% from Thermo Fisher Scientific
Ethyl 2-hydroxyethyl sulfide, 98% from Thermo Fisher Scientific
Ethyl carbazate, 97% from Thermo Fisher Scientific
Farnesol, 96%, mixture of isomers from Thermo Fisher Scientific