Supplier Page from Thermo Fisher Scientific for Zinc foil, 1.0mm (0.04in) thick, Puratronic:r, 99.9985% (metals basis)
2-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl carbazate, 97% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific