Supplier Page from Thermo Fisher Scientific for Bromothymol Blue, 0.04% aqueous solution
Ethyl 3-hydroxybutyrate, 99% from Thermo Fisher Scientific
Ethyl indole-2-carboxylate, 97% from Thermo Fisher Scientific
Eugenol, 99% from Thermo Fisher Scientific
Fluoranthene, 98% from Thermo Fisher Scientific