Supplier Page from Thermo Fisher Scientific for Yttrium foil, 0.025mm (0.001in) thick, 99.9% (REO)
Ethyl 3-pyridylacetate, 99% from Thermo Fisher Scientific
Ethyl L(-)-lactate, 97% from Thermo Fisher Scientific
Ethylmercurithiosalicylic acid, sodium salt, 97.0-101.0% from Thermo Fisher Scientific
Farnesol, 96%, mixture of isomers from Thermo Fisher Scientific