Supplier Page from Thermo Fisher Scientific for Tin foil, 0.05mm (0.002in) thick, 98.8% (metals basis)
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl acrylate, 99.5%, stabilized from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, tetrasodium salt hydrate, 98%, pure from Thermo Fisher Scientific
Flavone, 99+% from Thermo Fisher Scientific