Supplier Page from Thermo Fisher Scientific for Pentamethylcyclopentadienylhafnium(IV) trichloride, 98+%
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyltriphenylphosphonium bromide, 98% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific