Supplier Page from Thermo Fisher Scientific for Europium(III) acetate hydrate, 99.99%
2-Mercapto-1-methylimidazole, 98% from Thermo Fisher Scientific
4-Bromobutyric acid, 98% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Phenylselenol, 98% from Thermo Fisher Scientific