Supplier Page from Thermo Fisher Scientific for Aluminum foil, 1.0mm (0.04in) thick, Puratronic:r, 99.998% (metals basis)
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific