Supplier Page from Thermo Fisher Scientific for Niobium foil, 0.25mm (0.01in) thick, annealed, 99.8% (metals basis)
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Ethyl 2-hydroxyethyl sulfide, 98% from Thermo Fisher Scientific
Ethylcyclohexane, 99+% from Thermo Fisher Scientific
Ethylene glycol dimethyl ether, 99+%, extra pure, stabilized with BHT from Thermo Fisher Scientific