Supplier Page from Thermo Fisher Scientific for Copper foil, 0.5mm (0.02in) thick, Puratronic:r, 99.998% (metals basis), Oxygen free
9-Fluorenone, 99+% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific
Ethylcyclohexane, 99+% from Thermo Fisher Scientific