Supplier Page from Thermo Fisher Scientific for Yttrium(III) oxide, 99.999%, (trace metal basis)
2-Fluorobenzaldehyde, 97% from Thermo Fisher Scientific
Ethyl 4-dimethylaminobenzoate, 99+% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethylene carbonate, 99+% from Thermo Fisher Scientific