Supplier Page from Thermo Fisher Scientific for Iron foil, 0.5mm (0.02in) thick, 99.99% (metals basis)
Dulcitol, 99+% from Thermo Fisher Scientific
Ethyl 3-aminobenzoate, 99+% from Thermo Fisher Scientific
Ethyl chloroformate, 99% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific