Supplier Page from Thermo Fisher Scientific for Niobium foil, 0.25mm (0.01in) thick, annealed, 99.8% (metals basis)
2-Ethyl-1-hexanol, 99% from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific
Farnesol, 96%, mixture of isomers from Thermo Fisher Scientific
meso-Erythritol, 99% from Thermo Fisher Scientific