Supplier Page from Thermo Fisher Scientific for Tantalum foil, 0.127mm (0.005in) thick, hard, 99.95% (metals basis)
2-Ethylhexanoic acid, 99% from Thermo Fisher Scientific
3-Fluoroaniline, 98% from Thermo Fisher Scientific
Ethyl oxamate, 99% from Thermo Fisher Scientific
Ethyltriphenylphosphonium bromide, 98% from Thermo Fisher Scientific