Supplier Page from Thermo Fisher Scientific for 1-Butanol, 99.5%, for analysis
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
4-Fluoroanisole, 99% from Thermo Fisher Scientific
Ethyl trifluoroacetate, 99% from Thermo Fisher Scientific
Ethylene carbonate, 99+% from Thermo Fisher Scientific