Supplier Page from Thermo Fisher Scientific for (+)-Dibenzoyl-D-tartaric acid, anhydrous, 99%
2-Ethylhexanoic acid, 99% from Thermo Fisher Scientific
4-Ethylphenol, 97% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific