Supplier Page from Thermo Fisher Scientific for Copper foil, 0.5mm (0.02in) thick, Puratronic:r, 99.998% (metals basis), Oxygen free
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
Ethyl 4-chlorobutyrate, 97% from Thermo Fisher Scientific
Ethyl benzoate, 99+% from Thermo Fisher Scientific
N-Ethylaniline, 98% from Thermo Fisher Scientific