Supplier Page from Thermo Fisher Scientific for Cadmium foil, 1.0mm (0.04in) thick, 15x15cm (5.9x5.9in), 99.95% (metals basis)
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific
Ethyl bromopyruvate, 80-85% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific