Supplier Page from Thermo Fisher Scientific for Tantalum Thinfoil, 0.0127mm (0.0005in) thick, 99.95% (metals basis)
2-Ethoxybenzamide, 97% from Thermo Fisher Scientific
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Flavone, 99+% from Thermo Fisher Scientific