Supplier Page from Thermo Fisher Scientific for Holmium(III) oxide, REacton:r, 99.9% (REO)
3-Fluorobenzaldehyde, 98+% from Thermo Fisher Scientific
4-Ethylphenol, 97% from Thermo Fisher Scientific
Ethyl N-piperazinecarboxylate, 99% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, tetrasodium salt hydrate, 98%, pure from Thermo Fisher Scientific