Supplier Page from Thermo Fisher Scientific for Copper foil, 1.0mm (0.04in) thick, Puratronic:r, 99.999% (metals basis)
2-Ethylaniline, 98% from Thermo Fisher Scientific
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Ethylene glycol dimethyl ether, 99+%, extra pure, stabilized with BHT from Thermo Fisher Scientific