Supplier Page from Thermo Fisher Scientific for Trimethyloxonium tetrafluoroborate, 96%
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Eugenol, 99% from Thermo Fisher Scientific
Farnesol, 96%, mixture of isomers from Thermo Fisher Scientific