Supplier Page from Thermo Fisher Scientific for (-)-Diethyl D-tartrate, 99%, made from unnatural tartaric acid
4'-Fluoroacetophenone, 99% from Thermo Fisher Scientific
Ethyl 3-hydroxybutyrate, 99% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, 99%, pure from Thermo Fisher Scientific