Supplier Page from Thermo Fisher Scientific for Potassium chloride crystal optic disc, 25mm x 4mm, polished both sides
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Ethylenediamine, 99% from Thermo Fisher Scientific
Iron(III) acetylacetonate, 99+% from Thermo Fisher Scientific