Supplier Page from Thermo Fisher Scientific for Niobium powder, APS 1-5 micron, 99.8% (metals basis)
Eicosanoic acid, 98% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Fluoranthene, 98% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific