Supplier Page from Thermo Fisher Scientific for Yttrium rod, 6.35mm (0.25in) dia, 99.9% (metals basis excluding Ta)
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Ethyl carbazate, 97% from Thermo Fisher Scientific
N-Ethylaniline, 98% from Thermo Fisher Scientific