Supplier Page from Thermo Fisher Scientific for Praseodymium foil, 0.62mm (0.024in) thick, 99.5% (REO)
Ethyl 2-bromoisobutyrate, 98% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, 99%, pure from Thermo Fisher Scientific
Ethylmercurithiosalicylic acid, sodium salt, 97.0-101.0% from Thermo Fisher Scientific