Supplier Page from Thermo Fisher Scientific for Tantalum foil, 0.127mm (0.005in) thick, annealed, 99.95% (metals basis)
3-Fluorobenzaldehyde, 98+% from Thermo Fisher Scientific
Ergosterol, 98% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethylmercurithiosalicylic acid, sodium salt, 97.0-101.0% from Thermo Fisher Scientific