Supplier Page from Thermo Fisher Scientific for Tantalum foil, 0.5mm (0.02in) thick, annealed, 99.95% (metals basis excluding Nb)
4-Fluoroaniline, 98% from Thermo Fisher Scientific
Epichlorohydrin, 99% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific