Supplier Page from Thermo Fisher Scientific for Silver foil, 0.28mm (0.011in) thick, hard, 99.9% (metals basis)
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific
Ethyl cyanoformate, 99% from Thermo Fisher Scientific