Supplier Page from Thermo Fisher Scientific for Lanthanum rod, 12.7mm (0.5in) dia, 99.9% (metals basis excluding Ta)
1-Fluoro-4-nitrobenzene, 99% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, tetrasodium salt hydrate, 98%, pure from Thermo Fisher Scientific