Supplier Page from Thermo Fisher Scientific for Copper slug, 3.175mm (0.125in) dia x 3.175mm (0.125in) length, Puratronic:r, 99.9999% (metals basis)
Epichlorohydrin, 99% from Thermo Fisher Scientific
Ethanethiol, 99+% from Thermo Fisher Scientific
Ethyl 4-dimethylaminobenzoate, 99+% from Thermo Fisher Scientific
Iron(III) acetylacetonate, 99+% from Thermo Fisher Scientific