Supplier Page from Thermo Fisher Scientific for Lanthanum(III) bromide hydrate, REacton:r, 99.99% (REO)
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
Ethyl 3-pyridylacetate, 99% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl cyanoformate, 99% from Thermo Fisher Scientific