Supplier Page from Thermo Fisher Scientific for Tantalum wire, 0.5mm (0.02in) dia, annealed, 99.95% (metals basis)
1-Fluoro-2-nitrobenzene, 99% from Thermo Fisher Scientific
Ethyl indole-2-carboxylate, 97% from Thermo Fisher Scientific
Ethyl picolinate, 99% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific