Supplier Page from Thermo Fisher Scientific for Boron trifluoride, 12% (1.5M) in methanol, AcroSeal®
Ethyl 2-hydroxyethyl sulfide, 98% from Thermo Fisher Scientific
Ethyl 3-hydroxybutyrate, 99% from Thermo Fisher Scientific
Ethylene glycol dimethyl ether, 99+%, extra pure, stabilized with BHT from Thermo Fisher Scientific
Flavone, 99+% from Thermo Fisher Scientific