Supplier Page from Thermo Fisher Scientific for (R)-(-)-2-Hydroxy-4-phenylbutyric acid, 97%
2(2-Ethoxyethoxy)ethanol, 98+% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Farnesol, 96%, mixture of isomers from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific