Supplier Page from Thermo Fisher Scientific for Copper wire, 0.5mm (0.02in) dia, annealed, 99.9% (metals basis)
Dulcitol, 99+% from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific
Ethyl L(-)-lactate, 97% from Thermo Fisher Scientific
Ethylenediamine, 99% from Thermo Fisher Scientific